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Weather in Okinawa for September 2025

Your guide to Okinawa weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Okinawa has been nearly identical to the historical average, with a temperature of 29.8 °C (showing only a slight deviation of 0.2 °C).

  • The forecast for the next days in Okinawa predicts temperatures to be around 30 °C, close to the historical average.

  • In general, the average temperature in Okinawa at the beginning of September is 29.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.7 °C by the end of September.

    • Rain 🌧️

  • Okinawa experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 198.1 mm.

    • More

  • Is September a good time to visit Okinawa? check out the best time to travel to Okinawa page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
2
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/26°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Okinawa Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
30°
2
Light rain shower
29°
3
Patchy rain possible
29°
4
Light rain shower
30°
5
Patchy light rain with thunder
30°
6
Patchy rain possible
30°
7
Patchy rain possible
30°
8
Moderate or heavy rain shower
29°
9
Light rain shower
29°
10
Light rain shower
30°
11
Patchy rain possible
29°
12
Patchy light drizzle
30°
13
Partly cloudy
29°
14
Moderate rain
30°
15
Patchy rain possible
30°
16
Patchy rain possible
30°
17
Patchy rain possible
31°
18
Patchy rain possible
30°
19
Patchy rain possible
30°
20
Partly cloudy
31°
21
Patchy rain possible
30°
22
Patchy rain possible
30°
23
Patchy rain possible
30°
24
Patchy rain possible
29°
25
Patchy rain possible
29°
26
Moderate rain
30°
27
Patchy rain possible
29°
28
Light rain shower
28°
29
Light rain shower
28°
30
Light rain shower
28°

Temperatures trend during September in Okinawa

See the weather trend as well as the moving average line

September weather in Okinawa day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 30° /26° 7.8 mm 6
2 Sept. Light rain shower
Light rain shower
 29° /26° 3.6 mm 6
3 Sept. Patchy rain possible
Patchy rain possible
 29° /27° 1.6 mm 6
4 Sept. Light rain shower
Light rain shower
 30° /26° 3.9 mm 7
5 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 30° /26° 3 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
 30° /26° 4.2 mm 7
7 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 3.7 mm 7
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /26° 7.3 mm 6
9 Sept. Light rain shower
Light rain shower
 29° /26° 5.9 mm 6
10 Sept. Light rain shower
Light rain shower
 30° /26° 3.7 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 29° /26° 8 mm 6
12 Sept. Patchy light drizzle
Patchy light drizzle
 30° /26° 0.7 mm 7
13 Sept. Partly cloudy
Partly cloudy
 29° /26° 3.9 mm 7
14 Sept. Moderate rain
Moderate rain
 30° /27° 8.7 mm 2.4
15 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.2 mm 2.4
16 Sept. Patchy rain possible
Patchy rain possible
 30° /28° 0.4 mm 2.4
17 Sept. Patchy rain possible
Patchy rain possible
 31° /27° 1.3 mm 2.6
18 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 3.7 mm 6
19 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 0.2 mm 6
20 Sept. Partly cloudy
Partly cloudy
 31° /27° 0.1 mm 7
21 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 0.3 mm 6
22 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1.6 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 30° /27° 1 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
 29° /28° 1.3 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
 29° /27° 2.6 mm 6
26 Sept. Moderate rain
Moderate rain
 30° /27° 5.8 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
 29° /27° 2.3 mm 6
28 Sept. Light rain shower
Light rain shower
 28° /26° 10 mm 6
29 Sept. Light rain shower
Light rain shower
 28° /25° 11.4 mm 6
30 Sept. Light rain shower
Light rain shower
 28° /26° 5.1 mm 6
Next
Important Notice
Our weather forecast for Okinawa in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Okinawa forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Okinawa weather in September vs August vs October

Compare September weather in Okinawa with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures30°/27°29°/26°26°/24°
Rainfall111 mm198 mm141 mm
Wind18.1 km/h21.1 km/h21.6 km/h
Humidity78%80%74%
Rainy days18 days28 days19 days
Dry days13 days2 days12 days

Planning a trip to Okinawa? Discover the best time to visit

Okinawa in September - FAQ

What are the expected maximum and minimum temperatures in Okinawa during September?
During September, expect a variety of temperatures with highs around 29° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Okinawa during September?
Significant rainfall exceeding 198.1 mm is expected in Okinawa during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Okinawa during September?
The average wind speed in Okinawa during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Okinawa in September?

As you prepare for your trip to Okinawa in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Okinawa, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

September rainfall patterns in Okinawa

Explore the daily rainfall trends and prepare for Okinawas September weather 💧

UV exposure in Okinawa during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Get accurate weather forecasts for Okinawa, located at latitude 26.336 and longitude 127.801. Stay updated with localized weather information tailored for Okinawa.

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