Weather, clothing, recommended spots, and activities in Iriomote Island in September!
Summer is not over yet!
What is the charm of September in Iriomote Island?

There is still a lot of swimming and activities to do.Best SeasonThe month of September in Iriomote Island is full of attractions!
夏休みの混雑ピークと少しずれているので、飛行機やホテルの値段もピーク時よりは安く済ませられます!
◆Those who are considering a trip to Iriomote Island in September
◆If you want to know what to wear and what to bring in September.
◆For those who want to know the recommended activities in Iriomote Island in September.
◆Those who want to know the recommended spots in Iriomote Island in September.
Click here to see the ranking of popular tours in Iriomote Island.
In this issue, we will introduce typhoon information, weather conditions, and recommended activities and spots that are of concern at this time of year!
Useful for trip planning!
Weather (temperature and typhoon information) in September in Iriomote Island

Iriomote Island in September.The average temperature is27.3℃andSince it is hot compared to Tokyo's 23.3°C, be careful to avoid heat stroke and hydrate frequently.
Maximum temperature: 30.1°C
Lowest temperature: 24.8°C
Water temperature: 27~31℃.
Although the number of approaching typhoons varies from year to year, the average number of approaching typhoons is 1.2.Most of September is a dry, sunny summer day.It is.
Check the weather forecast and ferry operation information frequently, and make a plan for fun in Iriomote Island!
Tours Limited Discount】Iriomotejima⇆Iragakijima Ferry Ticket Included★"Yubu Island" Sightseeing & Iriomotejima Jungle SUP or Canoe Tour by Buffalo Car★Free Photo (No.546)開始時間8:00-17:55所要時間Approx. 9 hours20,370円 →directional marker or indicator18,200suffix for names of swords, armour, musical instruments, etc.
Tours Limited Discount】Iriomotejima⇆Iragakijima Ferry Ticket Included★Do the standard! Iriomotejima Mangrove SUP or Canoe Half Day Course★Free Photo (No.559)開始時間:8:00-12:00 / 11:00-17:05所要時間:約4~6時間15,270円 →directional marker or indicator13,600suffix for names of swords, armour, musical instruments, etc.
Tours Limited Discount】Iriomotejima⇆Ishigakijima Ferry Ticket Included★Mangrove SUP or Canoe & "Miracle Island" Barasu Island Snorkeling Tour★Free Photo(No.485)開始時間8:00-17:55所要時間Approx. 9 hours28,070円 →directional marker or indicator20,700suffix for names of swords, armour, musical instruments, etc.
What to wear and bring in September in Iriomote Island

You can spend a comfortable time in short sleeves and short pants, but the sun is strong, so it is convenient to have a long-sleeved jacket.
Sunscreen, sunglasses, hats, etc.Measures against ultraviolet raysshould be done without forgetting to do so.
Autumn Special SALE 【Iriomotejima / 1 Day】Sightseeing and activity as a set! Yubu Island" Sightseeing & Mangrove SUP or Canoeing (No.124)開始時間9:00-16:00所要時間Approx. 7 hours14,000 yen →directional marker or indicator12,500suffix for names of swords, armour, musical instruments, etc.
Iriomotejima Island] A classic of the World Natural Heritage Iriomote Island!開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2.5 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Special Autumn SALE [Iriomote Island/2.5 hours] Same-day reservation OK!開始時間:9:00-11:30 / 13:30-16:00所要時間2 hours and 30 min.8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.T-shirts, tank tops, shorts, light long sleeves (for indoor air-conditioning and sun protection), etc.
◆Things to bring
Sunscreen, sunglasses, hat, rash guard, folding umbrella, raincoat
Advance reservations are required for Iriomote Island ferries!

To access Iriomote Island,Ferry boarding is required!
Most tours do not include ferry tickets, which must be purchased separately on your own.
当日フェリーチケット購入窓口はとても混雑します。乗りたい時間の便を逃さないためにも、事前予約必須!窓口に並ばすスムーズに乗船できますよ!
Click here to book ferry tickets.
Enjoy Iriomote Island at a great price!
Tour with round-trip ferry ticket

We also recommend tours that include round-trip ferry tickets to Ishigaki Island and Iriomote Island and activities!
気軽に遊べる半日ツアーやたっぷり1日遊べるツアーもありますので、ご自身に合ったプランが必ず見つかります!
⬇︎ easy to schedule! Click here for half-day tours
Tours Limited Discount】Iriomotejima⇆Ishigakijima Ferry Ticket Included ★"Barasu Island" Snorkeling Half Day Course ★Photo Free (No.486)開始時間:8:00-12:00 / 11:00-17:05所要時間:約4~6時間15,270円 →directional marker or indicator13,600suffix for names of swords, armour, musical instruments, etc.
Tours Limited Discount】Iriomotejima⇆Iragakijima Ferry Ticket Included★Do the standard! Iriomotejima Mangrove SUP or Canoe Half Day Course★Free Photo (No.559)開始時間:8:00-12:00 / 11:00-17:05所要時間:約4~6時間15,270円 →directional marker or indicator13,600suffix for names of swords, armour, musical instruments, etc.
Tours Limited Discount】Iriomotejima⇆Ishigakijima Ferry Ticket included★Let's play in the natural athletic! Canyoning (Ravine Descending) Half Day Course★Free Photo (No.564)開始時間:8:00-12:00 / 11:00-17:05所要時間:約4~6時間15,270円 →directional marker or indicator13,600suffix for names of swords, armour, musical instruments, etc.⬇︎For a full day tour with plenty of fun!
Iriomotejima Island/One-Day Sightseeing & Canyoning Tour with a buffalo cart(No.123)開始時間9:00-16:00所要時間Approx. 7 hours14,000 yen →directional marker or indicator12,500suffix for names of swords, armour, musical instruments, etc.
Autumn Special SALE 【Iriomotejima / 1 Day】Sightseeing and activity as a set! Yubu Island" Sightseeing & Mangrove SUP or Canoeing (No.124)開始時間9:00-16:00所要時間Approx. 7 hours14,000 yen →directional marker or indicator12,500suffix for names of swords, armour, musical instruments, etc.
Play up on the beaches and waterfalls!
Recommended Activities in September in Iriomote Island

In addition to marine activities, waterfall play, SUP, and canoeing are popular on Iriomote Island.
子どもから大人までみんなで西表島を遊び尽くしましょう!
snorkeling

September is the best time to enjoy snorkeling as the sea water temperature is pleasant.
You will encounter colorful coral reefs and beautiful fish!
◆Easy to experience
◆Colorful fish and beautiful coral reefs can be observed up close.
★Special Autumn SALE [Iriomote Island/2.5 hours] You may be able to see Nemo Crush! Spectacular Snorkeling Tour in Iriomote Island, a World Natural Heritage Site ★Free Photo (No.19)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2.5 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Autumn Special SALE 【Iriomotejima/2 hours】This tour is like a natural aquarium where children and adults alike can enjoy themselves! Tropical Snorkeling Tour★Free Photo(No.22)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2 hours7,900 yen →directional marker or indicator6,900suffix for names of swords, armour, musical instruments, etc.
Iriomotejima Island/2 hours] Same-day reservation OK! You may see sea turtles☆Miracle Island "Barasu Island" Snorkeling Tour★Free Photo & Pick-up (No.122)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
SUP / Canoe

SUP and canoeing in the subtropical zone are standard activities in Iriomote Island.
September is often a pleasant season for canoeing, with cool breezes!
⬇︎SUPツアー一覧を見る⬇︎
Iriomote Island SUP Tour Enjoy the beautiful rivers of Iriomote Island with mangroves by popular SUP. (全55件) アクティビティの詳細を見る 
The forest is less susceptible to wind and rain, even before and after typhoons.having a high turnoutThis is a great point at this time of year!
SUPやカヌーは2人でも乗れるので、小さいお子さまも一緒に楽しめるのも魅力的ですね!
◆Experience being at one with nature
◆There is also a two-seater version, so small children can join in the fun.
canyoning

Canyoning is the act of descending a canyon with a difference in elevation and jumping into a waterfall basin!
経験豊富な現地ガイドがサポートしてくれるので安心安全にキャニオニングを楽しめます!

The beautiful natural scenery encountered while canyoning will make you feel as if you are on an adventure in the jungle.
A perfect activity for September when it is still hot.It is!
◆Enjoy the beautiful natural surroundings
◆Refresh your body and mind by actively moving your body☆.
Iriomotejima/Half Day] Omija Falls Canyoning! Natural athletic experience with natural slide & waterfall play & spectacular view of the observatory! Free Photo & Day Trip OK] Both adults and children are excited to the max (No.91)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2.5 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Autumn Special SALE 【Iriomotejima / 1 Day】Paddle, dive, and get excited! Mangrove SUP or Canoe & Powerful Canyoning Tour 《Photo Free & Pick Up & Drop Off Available》(No.97)開始時間9:00-16:00所要時間Approx. 7 hours21,700 yen →directional marker or indicator15,000suffix for names of swords, armour, musical instruments, etc.
fishing

September is the best season to enjoy fishing as the weather is stable and the wave heights and winds are relatively calm!
The fish that can be caught are unique to the subtropical zone, and you will encounter a variety of fish that can only be found here.
◆Available in all seasons☆.
◆A rich variety of fish species not found in Honshu!
Yubu Island Sightseeing Tour

When going from Iriomote Island to Yubu Island, a small island with a circumference of 2.15 km, the boat runs every 15 minutes.water buffalo trainto move around.
夏の暑さが和らぎ、過ごしやすい気温で島の自然や観光地を楽しむことができますよ!
◆Social networking photos can be taken!
Day trip from Ishigaki Island is also available.
Learn more about Yubu Island Tours
★Special Autumn SALE 【Iriomotejima / 1 Day】Tour of 2 popular islands☆"Yubu Island" sightseeing by buffalo cart & "Barasu Island" snorkeling tour of the miracle island (No.100)開始時間9:00-16:00所要時間Approx. 7 hours14,000 yen →directional marker or indicator12,500suffix for names of swords, armour, musical instruments, etc.

1位カヤック35.5%、2位由布島観光19.2%、3位SUP18.1%、4位シュノーケリング12.4%、5位トレッキング7.0%、6位ナイトツアー2.2%、7位キャニオニング1.9%
Many spots with spectacular views!
Recommended places to visit in September in Iriomote Island

From sunset spots to classic beachesHere are some recommended spots in Iriomote Island!
Mizuochi Falls

The Mizu Ochiri-no-taki Falls areUnexplored spot accessible only by boat from Shirahama Port.It is.
Accessible by canoe or boat, visitors can view the mangroves as they make their way to the waterfall.
If you approach the waterfall basin, you can be splashed by the powerful spray of falling water and experience the dynamic nature of Iriomote Island.
The experience of canoeing to the falls is sure to provide a special sense of adventure!
Learn more about Mizuochi Falls
Held at ⬇︎ waterfalls! Click here for recommended tours.
Tours Limited Discount】Iriomotejima⇆Ishigakijima Ferry Ticket Included★Hidden Secluded Area "Mizu Ochino Waterfall"! Mangrove Canoe/SUP & Crossing "Yubu Island" by Buffalo Car Sightseeing Tour★Free Photo (No.377)開始時間9:00-16:00所要時間Approx. 7 hours24,370円 →directional marker or indicator20,200suffix for names of swords, armour, musical instruments, etc.
Special Autumn SALE [Iriomotejima / 1 Day] Enjoy the unexplored region and superb view! Waterfall SUP/Canoe & Miracle Island "Barasu Island" Snorkeling Tour ★Free Photo (No.46)開始時間9:00-16:30所要時間Approx. 7 hours17,000 yen
Sangala Falls

It is a rare waterfall with a river width of more than 30 meters, and it is home to plants and animals unique to the subtropical zone, such as the tenagaebi and thongmee.
Compared to Pinaisara Falls, which is a tourist attraction, there are fewer people.sense of seclusionI recommend it because of the
It is the only place in Iriomote Island where you can enter behind the waterfall.
Learn more about Sangala Falls
Held at ⬇︎ Sangala Falls! Click here for recommended tours.
pale chub (Zacco platypus)

The second largest mangrove river in Iriomote Island is the Nakama River.
This area is home to a cluster of Yaeyama palms, designated as a national natural treasure, and offers a fascinating mangrove experience.
川幅の広いマングローブ川を満喫したい方におすすめ!
Learn more about the Nakama River
Held at ⬇︎ Nakama River! Click here for recommended tours
Barras Island

Barasu Island, a small miracle island created by nature, is a remote island formed by pieces of coral.
The contrast with the clear blue sea is beautiful,Once you visit, it will be an unforgettable experience!It is!

Snorkeling at Barasu Island is a popular activity for beginners and experienced snorkelers alike☆.
You can observe colorful fish up close and have a chance to see sea turtles! Be sure to take a tour when you visit.
Learn more about Barras Island
Held at ⬇︎ on the island of Baras! Click here for recommended tours
Iriomotejima Island/2 hours] Same-day reservation OK! You may see sea turtles☆Miracle Island "Barasu Island" Snorkeling Tour★Free Photo & Pick-up (No.122)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Autumn Special SALE 【Iriomotejima】Supervision of 3 popular islands! Mangrove SUP/Canoe & Barasu Island Landing & Buffalo Car "Yubu Island" Sightseeing Tour★Photo Free(No.78)開始時間9:00-16:00所要時間Approx. 7 hours21,700 yen →directional marker or indicator15,000suffix for names of swords, armour, musical instruments, etc.
Autumn Special SALE【Iriomotejima / 1 day】Reasonable price! Mangrove SUP/Canoe & "Miracle Island" Barasu Island Snorkeling Tour ★Free Photo & Pick-up & Drop-off (No.92)開始時間9:00-16:00所要時間Approx. 7 hours21,700 yen →directional marker or indicator15,000suffix for names of swords, armour, musical instruments, etc.
Omishe River

Omija River is a healing spot with rich nature☆.
In this spot where unspoiled nature remains,Popular outdoor activity that combines mountain and river playYou can enjoy "Canyoning!
深い淵に飛び込んだり、自然の滑り台で遊んだり子供から大人まで全員で楽しめる西表島で大人気のアクティビティです!
Learn more about the Omija River
Held at ⬇︎ Omija River! Click here for recommended tours
Iriomotejima/Half Day] Omija Falls Canyoning! Natural athletic experience with natural slide & waterfall play & spectacular view of the observatory! Free Photo & Day Trip OK] Both adults and children are excited to the max (No.91)開始時間:9:00-11:30 / 13:30-16:00所要時間Approx. 2.5 hours8,900 yen →directional marker or indicator7,900suffix for names of swords, armour, musical instruments, etc.
Ida's beach

Accessible only by boat because the road is not connected even though it is in Iriomote Island.Famous as a beautiful beach in Funauki villageThe beach of Ida is the most beautiful beach in the world.
透明度が抜群でまるで天国のようなイダの浜へは、ツアーに参加して行くことができます!

It is also a famous snorkeling spot, and if you are lucky, you may see sea turtles!
Held at ⬇︎ on the beach of Ida! Click here for recommended tours
Maruma Beach

A 3-minute walk from Uehara Port, this is a small, hole-in-the-wall beach!
The waters are shallow and the waves are relatively calm.Many guest houses and souvenir shops nearby.ので、散歩がてら寄ってみるのも良いですね!
Unarizaki Park

Located in the western part of Iriomote Island, it has playground equipment andviewing platformIt is a vast green park with a panoramic view of the sea, equipped with a
Beautiful sunset and starry sky spotsIt is also popular as a
Tudumari Beach

Tudumari beach located about 5 minutes by car from Uehara Port in Iriomote Island is alsoFamous as a sunset spotIt is.
三日月のような弧を描いたビーチで素敵なひとときが過ごせますよ!
西表島 9月に関する
Frequently Asked Questions (FAQ)
9月は1年で最も台風が多く発生・接近する時期です。
- 欠航リスク:台風が来ると、石垣島からの定期船が数日間止まり、島からの「脱出」も「入島」もできなくなります。
- 対策:帰りの飛行機の1日前には石垣島に戻っておくなど、余裕を持った日程を組みましょう。また、船会社(安栄観光など)の運行状況をこまめにチェックしてください。
夏から秋への移り変わりを感じられます。
- 海:サンゴの産卵は終わっていますが、透明度が高く、熱帯魚の観察に最適です。
- 夜:「サガリバナ」は終わっていますが、天の川がきれいに見え、ナイトツアーでは巨大なヤシガニに出会えるチャンスが多いです。
summary

We introduced the weather, clothes, recommended spots, and activities in September in Iriomote Island.
Enjoy marine activities and playing with waterfalls in Iriomote Island where it is still summer days in September.
Please check typhoon forecasts and ferry service information frequently!
⬇︎ Read the article at ⬇︎
Let's know about typhoons in Iriomote Island before you travel! Thorough explanation of the characteristics and cautions of typhoon seasonLet's know about typhoons in Iriomote Island! Thorough explanation of the characteristics of typhoon season and points to note Typhoons tend to pass through Iriomote Island from June to September every year. When a typhoon hits directly, the sea condition is rough, so inevitably, tours and activities are not available for about 3 days before and after the typhoon lands [...].
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