Agematsu

Kiso-gun, Nagano-ken, Japan

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Current Weather

25°

Mostly Cloudy

Feels Like: 25°

Min: 16°

Max: 25°

The next few hours will be mostly cloudy, with today reaching 25°C and dropping to 18°C. The coming days will be drizzle

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Hourly Forecast

25° 24° 24° 23° 22° 21° 19° 19° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18° 18°
34%
34%
34%
12%
12%
76%
76%
76%
82%
82%
82%
88%
88%
88%
90%
90%
90%
94%
94%
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
Today
Tomorrow

Daylight Hours

05:45

Sunrise

17:34

Sunset

11 hours 49 minutes of sunlight today

Moon

Waxing Gibbous

16:49

Moonrise

04:53

Moonset

Daily Forecast

Today

16°
25°

Saturday

17°
18°

Sunday

17°
23°

Monday

17°
21°

Tuesday

15°
21°

Wednesday

14°
26°

Thursday

13°
23°

Friday

9°
21°

Saturday

11°
20°

Sunday

13°
21°

Air Quality Data Available

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UV Index

Seek shade during midday
6 High
Low Extreme

Humidity

54% Comfortable
Low High

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Weather in Agematsu today, September 25, 2026

Rain features in Agematsu on September 25, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise.

Temperatures climb from an overnight low near 16°C toward a daytime high of about 25°C. Expect humidity between 53% and 99%, most humid near 21:00. Winds stay light, near 1.5 km/h by 15:00, so the day feels still more than breezy.

Afternoon showers stay in play, peaking near 76% around 22:00. Skies remain cluttered, with cover about 96% by 22:00. Horizontal visibility sits around 15.5 km, briefly nearer 10.6 km. Sunrise is at 05:45 and sunset at 17:34, giving 11 hours 49 minutes of sunlight today.

In short, treat September 25, 2026 in Agematsu as a damp day: pack covers, watch the wetter hours, and expect a high near 25°C.

Frequently asked questions about weather in Agematsu

How warm does it get in Agematsu?

The warmest month in Agematsu is August, with average high temperatures of 27°C. The average temperature during this period is around 22°C.

How cold does it get in Agematsu?

The coldest month in Agematsu is January, with average low temperatures of -8°C. The average temperature during this period is around -3°C.

What is the wettest time of year in Agematsu?

The wettest month in Agematsu is July, with an average of 356mm of precipitation.

What is the driest time of year in Agematsu?

The driest month in Agematsu is January, with an average of 103mm of precipitation.

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Metric (°C, km/h)