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Weather in Wakayama for September 2025

Your guide to Wakayama weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Wakayama has been nearly identical to the historical average, with a temperature of 29.2 °C (showing only a slight deviation of -0.5 °C).

  • Expect cooler weather in the next days in Wakayama with the forecast suggesting a temperature of 27.1 °C, lower than the historical average.

  • In general, the average temperature in Wakayama at the beginning of September is 29.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.4 °C by the end of September.

    • Rain 🌧️

  • Wakayama in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 57.5 mm.

    • More

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

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

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/23°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Wakayama Weather September

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

Temperatures trend during September in Wakayama

See the weather trend as well as the moving average line

September weather in Wakayama day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy light rain with thunder
Patchy light rain with thunder
 30° /25° 2.6 mm 7
2 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 0.8 mm 7
3 Sept. Patchy light drizzle
Patchy light drizzle
 30° /24° 2 mm 7
4 Sept. Moderate rain at times
Moderate rain at times
 28° /23° 14.5 mm 6
5 Sept. Sunny
Sunny
 29° /23° 11.5 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
 30° /23° 0.1 mm 7
7 Sept. Sunny
Sunny
 30° /23° 0.1 mm 8
8 Sept. Patchy rain possible
Patchy rain possible
 31° /23° 0 mm 8
9 Sept. Patchy rain possible
Patchy rain possible
 31° /25° 0.4 mm 7
10 Sept. Patchy rain possible
Patchy rain possible
 30° /25° 1.6 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 28° /23° 13.3 mm 7
12 Sept. Patchy rain possible
Patchy rain possible
 29° /23° 5.9 mm 7
13 Sept. Patchy rain possible
Patchy rain possible
 29° /24° 0.6 mm 6
14 Sept. Moderate rain
Moderate rain
 31° /25° 11.8 mm 2
15 Sept. Sunny
Sunny
 31° /25° 0 mm 2
16 Sept. Patchy rain possible
Patchy rain possible
 30° /25° 0.5 mm 2
17 Sept. Patchy rain possible
Patchy rain possible
 30° /25° 3.5 mm 2
18 Sept. Moderate rain
Moderate rain
 29° /23° 5.5 mm 2
19 Sept. Patchy rain possible
Patchy rain possible
 23° /22° 4.1 mm 5
20 Sept. Moderate rain
Moderate rain
 22° /22° 9.4 mm 5
21 Sept. Patchy rain possible
Patchy rain possible
 25° /21° 2.7 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
 25° /20° 0.2 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
 25° /21° 1.1 mm 5
24 Sept. Patchy rain possible
Patchy rain possible
 27° /22° 1.9 mm 5
25 Sept. Patchy rain possible
Patchy rain possible
 28° /23° 3.4 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 28° /23° 0.8 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
 26° /23° 0.2 mm 5
28 Sept. Light rain shower
Light rain shower
 26° /22° 2.3 mm 6
29 Sept. Light rain shower
Light rain shower
 25° /22° 1.4 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 25° /20° 0.9 mm 6
Next
Important Notice
Our weather forecast for Wakayama 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 Wakayama forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Wakayama weather in September vs August vs October

Compare September weather in Wakayama 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
Temperatures31°/25°29°/23°23°/18°
Rainfall211 mm57 mm193 mm
Wind16.5 km/h15.8 km/h19.2 km/h
Humidity76%77%76%
Rainy days15 days17 days13 days
Dry days16 days13 days18 days

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

Wakayama in September - FAQ

What are the expected maximum and minimum temperatures in Wakayama during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Wakayama during September?
Moderate rainfall is anticipated in Wakayama during September, with a total of 57.5 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Wakayama during September?
The average wind speed in Wakayama during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Wakayama in September?

As you prepare for your trip to Wakayama 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 Wakayama, 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 Wakayama

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

UV exposure in Wakayama 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 Wakayama, located at latitude 34.233 and longitude 135.167. Stay updated with localized weather information tailored for Wakayama.

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