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Ashigarashimo-gun (Hakone)
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Weather in Ashigarashimo-gun for September 2025

Your guide to Ashigarashimo-gun weather in September - trends and predictions

    Temperatures

  • So far, September 2025 in Ashigarashimo-gun is slightly warmer than the historical average by 0.8 °C.

  • The forecast for the next days in Ashigarashimo-gun predicts temperatures to be around 22 °C, close to the historical average.

  • In general, the average temperature in Ashigarashimo-gun at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.4 °C by the end of September.

    • Rain 🌧️

  • Ashigarashimo-gun experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 295.7 mm.

    • More

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

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

Average dry days
3
Dry days
Average rainy days
27
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/19°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Ashigarashimo-gun Weather September

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

Temperatures trend during September in Ashigarashimo-gun

See the weather trend as well as the moving average line

September weather in Ashigarashimo-gun day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /20° 5.8 mm 6
2 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /18° 12.6 mm 6
3 Sept. Light rain shower
Light rain shower
 25° /19° 10.1 mm 6
4 Sept. Light rain shower
Light rain shower
 25° /18° 9.7 mm 6
5 Sept. Patchy rain possible
Patchy rain possible
 25° /18° 16.5 mm 5
6 Sept. Patchy rain possible
Patchy rain possible
 25° /18° 2.5 mm 6
7 Sept. Sunny
Sunny
 25° /18° 8 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
 26° /18° 80.7 mm 6
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /19° 11.5 mm 6
10 Sept. Light rain shower
Light rain shower
 27° /20° 2.3 mm 6
11 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /20° 3.8 mm 6
12 Sept. Light rain shower
Light rain shower
 25° /19° 2.6 mm 6
13 Sept. Sunny
Sunny
 27° /19° 0.7 mm 6
14 Sept. Patchy rain possible
Patchy rain possible
 27° /20° 2.3 mm 6
15 Sept. Patchy rain possible
Patchy rain possible
 26° /20° 2.5 mm 6
16 Sept. Light rain shower
Light rain shower
 26° /19° 6.2 mm 6
17 Sept. Moderate rain at times
Moderate rain at times
 26° /20° 3.2 mm 6
18 Sept. Moderate rain
Moderate rain
 29° /22° 5.7 mm 1.6
19 Sept. Moderate rain
Moderate rain
 19° /16° 12.7 mm 0.3
20 Sept. Moderate rain
Moderate rain
 22° /16° 8.5 mm 0.3
21 Sept. Patchy rain possible
Patchy rain possible
 24° /19° 2.1 mm 1.4
22 Sept. Patchy rain possible
Patchy rain possible
 19° /17° 1.1 mm 4
23 Sept. Partly cloudy
Partly cloudy
 20° /14° 0 mm 5
24 Sept. Sunny
Sunny
 20° /14° 0.1 mm 5
25 Sept. Moderate rain
Moderate rain
 19° /15° 10.3 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 27° /19° 0.2 mm 5
27 Sept. Patchy rain possible
Patchy rain possible
 22° /20° 1.2 mm 5
28 Sept. Patchy rain possible
Patchy rain possible
 22° /19° 1.2 mm 5
29 Sept. Moderate rain
Moderate rain
 19° /18° 17.4 mm 4
30 Sept. Moderate rain
Moderate rain
 21° /18° 7.2 mm 4
Next
Important Notice
Our weather forecast for Ashigarashimo-gun 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 Ashigarashimo-gun forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Ashigarashimo-gun weather in September vs August vs October

Compare September weather in Ashigarashimo-gun 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
Temperatures28°/22°25°/19°19°/13°
Rainfall287 mm296 mm172 mm
Wind11.9 km/h12.7 km/h12.1 km/h
Humidity83%83%78%
Rainy days30 days27 days25 days
Dry days1 days3 days6 days

Planning a trip to Ashigarashimo-gun? Discover the best time to visit

Ashigarashimo-gun in September - FAQ

What are the expected maximum and minimum temperatures in Ashigarashimo-gun during September?
During September, expect a variety of temperatures with highs around 25° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ashigarashimo-gun during September?
Significant rainfall exceeding 295.7 mm is expected in Ashigarashimo-gun during September, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ashigarashimo-gun during September?
The average wind speed in Ashigarashimo-gun during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Ashigarashimo-gun in September?

As you prepare for your trip to Ashigarashimo-gun 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 Ashigarashimo-gun, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Ashigarashimo-gun

Explore the daily rainfall trends and prepare for Ashigarashimo-guns September weather 💧

UV exposure in Ashigarashimo-gun during September

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

Get accurate weather forecasts for Ashigarashimo-gun, located at latitude 35.189 and longitude 139.026. Stay updated with localized weather information tailored for Ashigarashimo-gun.

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