Komagane

Komagane Shi, Nagano-ken, Japan

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Current Weather

19°

Drizzle

Feels Like: 20°

Min: 19°

Max: 25°

The next few hours will be drizzle, with today reaching 25°C and dropping to 20°C. The coming days will be drizzle

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Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

19° 19° 19° 20° 21° 22° 23° 25° 24° 24° 24° 24° 23° 22° 22° 22° 21° 21° 21° 20° 20° 20° 20° 20°
82%
82%
72%
72%
72%
28%
28%
28%
42%
42%
42%
16%
16%
16%
10%
10%
10%
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
Today
Tomorrow

Daylight Hours

05:41

Sunrise

17:39

Sunset

11 hours 58 minutes of sunlight today

Moon

Waxing Gibbous

14:51

Moonrise

00:42

Moonset

Daily Forecast

Monday

19°
25°

Tuesday

17°
25°

Wednesday

16°
25°

Thursday

17°
26°

Friday

16°
25°

Saturday

17°
19°

Sunday

17°
23°

Monday

15°
21°

Tuesday

15°
24°

Wednesday

13°
21°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

98% Very Humid
Low High

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Weather in Komagane today, September 21, 2026

Expect unsettled, showery conditions in Komagane on September 21, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. The morning carries the wetter risk, with rain chances near 82% and the highest odds around 05:00. Cloud is also thick early on, peaking near 100% around 05:00.

Temperatures climb from an overnight low near 19°C toward a daytime high of about 25°C. Relative humidity sits between 81% and 98%, reaching its peak around 05:00. Winds stay light, near 5.3 km/h by 12:00, so the day feels still more than breezy.

Through the afternoon wet weather remains a factor, with rain chances near 42% around 13:00. Cloud also stays substantial, close to 100% near 12:00. Visibility stays generally good near 8.3 km on average, though it can drop toward 0.1 km in thicker cloud or showers. Daylight runs from 05:41 to 17:39, lasting 11 hours 58 minutes of sunlight today.

The practical takeaway for Komagane on September 21, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 25°C.

Frequently asked questions about weather in Komagane

How warm does it get in Komagane?

The warmest month in Komagane is August, with average high temperatures of 28°C. The average temperature during this period is around 23°C.

How cold does it get in Komagane?

The coldest month in Komagane is January, with average low temperatures of -5°C. The average temperature during this period is around -2°C.

What is the wettest time of year in Komagane?

The wettest month in Komagane is July, with an average of 233mm of precipitation.

What is the driest time of year in Komagane?

The driest month in Komagane is December, with an average of 76mm of precipitation.

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Metric (°C, km/h)