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Weather in Kumamoto Shi for September 2025

Your guide to Kumamoto Shi weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Kumamoto Shi at the beginning of September is 31.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30 °C by the end of September.

    • Rain 🌧️

  • The climate of Kumamoto Shi in September is notably wet, with an average of 11 rainy days, and a total of 114.1 mm of precipitation.

    • More

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

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

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/23°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Kumamoto Shi Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
31°
2
Overcast
30°
3
Overcast
30°
4
Patchy rain possible
31°
5
Cloudy
31°
6
Overcast
32°
7
Overcast
33°
8
Partly cloudy
34°
9
Sunny
35°
10
Patchy rain possible
31°
11
Overcast
35°
12
Cloudy
35°
13
Sunny
35°
14
Moderate rain at times
34°
15
Patchy rain possible
35°
16
Moderate or heavy rain shower
35°
17
Partly cloudy
35°
18
Patchy rain possible
35°
19
Partly cloudy
34°
20
Patchy rain possible
34°
21
Moderate or heavy rain shower
31°
22
Moderate or heavy rain shower
27°
23
Cloudy
27°
24
Cloudy
30°
25
Moderate or heavy rain shower
28°
26
Sunny
30°
27
Partly cloudy
31°
28
Patchy rain possible
31°
29
Patchy rain possible
31°
30
Patchy rain possible
29°

Temperatures trend during September in Kumamoto Shi

See the weather trend as well as the moving average line

September weather in Kumamoto Shi day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 31° /21° 0 mm 8
2 Sept. Overcast
Overcast
 30° /23° 0 mm 7
3 Sept. Overcast
Overcast
 30° /24° 0 mm 7
4 Sept. Patchy rain possible
Patchy rain possible
 31° /22° 0.1 mm 7
5 Sept. Cloudy
Cloudy
 31° /23° 0 mm 7
6 Sept. Overcast
Overcast
 32° /24° 0 mm 7
7 Sept. Overcast
Overcast
 33° /24° 0 mm 7
8 Sept. Partly cloudy
Partly cloudy
 34° /24° 0 mm 8
9 Sept. Sunny
Sunny
 35° /24° 0 mm 8
10 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 0.3 mm 7
11 Sept. Overcast
Overcast
 35° /26° 0 mm 8
12 Sept. Cloudy
Cloudy
 35° /25° 0 mm 8
13 Sept. Sunny
Sunny
 35° /24° 0 mm 9
14 Sept. Moderate rain at times
Moderate rain at times
 34° /25° 2.5 mm 7
15 Sept. Patchy rain possible
Patchy rain possible
 35° /27° 0.4 mm 8
16 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 35° /26° 10.5 mm 8
17 Sept. Partly cloudy
Partly cloudy
 35° /24° 0 mm 9
18 Sept. Patchy rain possible
Patchy rain possible
 35° /23° 0.3 mm 8
19 Sept. Partly cloudy
Partly cloudy
 34° /26° 0 mm 8
20 Sept. Patchy rain possible
Patchy rain possible
 34° /25° 0.3 mm 7
21 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /24° 13.4 mm 7
22 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /24° 81.2 mm 6
23 Sept. Cloudy
Cloudy
 27° /21° 0 mm 6
24 Sept. Cloudy
Cloudy
 30° /19° 0.2 mm 7
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /22° 3.5 mm 6
26 Sept. Sunny
Sunny
 30° /21° 0 mm 8
27 Sept. Partly cloudy
Partly cloudy
 31° /21° 0 mm 8
28 Sept. Patchy rain possible
Patchy rain possible
 31° /23° 0.3 mm 7
29 Sept. Patchy rain possible
Patchy rain possible
 31° /21° 0.2 mm 7
30 Sept. Patchy rain possible
Patchy rain possible
 29° /21° 0.9 mm 6
Next
Important Notice
Our weather forecast for Kumamoto Shi 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 Kumamoto Shi forecast closer to your planned date for the most up-to-date weather information.
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Kumamoto Shi in September - FAQ

What are the expected maximum and minimum temperatures in Kumamoto Shi during September?
During September, expect a variety of temperatures with highs around 32° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kumamoto Shi during September?
Significant rainfall exceeding 114.1 mm is expected in Kumamoto Shi during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kumamoto Shi during September?
The average wind speed in Kumamoto Shi during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Kumamoto Shi in September?

As you prepare for your trip to Kumamoto Shi 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 Kumamoto Shi, 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 Kumamoto Shi

Explore the daily rainfall trends and prepare for Kumamoto Shis September weather 💧

UV exposure in Kumamoto Shi during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Kumamoto Shi?

Get accurate weather forecasts for Kumamoto Shi, located at latitude 32.806 and longitude 130.692. Stay updated with localized weather information tailored for Kumamoto Shi.

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