Nagai

Nagai-shi, Yamagata-ken, Japan

Unlock Minute-by-Minute Forecast

See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.

Current Weather

20°

Overcast

Feels Like: 20°

Min: 14°

Max: 24°

The next few hours will be mostly cloudy, with today reaching 24°C and dropping to 16°C. The coming days will be drizzle

Unlock Historical Data

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

Hourly Forecast

21° 20° 19° 18° 17° 16° 16° 16° 16° 16° 16° 16° 17° 17° 17° 17° 17° 17° 18° 18° 19° 19° 19° 19°
58%
58%
58%
96%
96%
96%
78%
78%
78%
36%
36%
36%
30%
30%
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
Today
Tomorrow

Daylight Hours

05:36

Sunrise

17:25

Sunset

11 hours 48 minutes of sunlight today

Moon

Waxing Gibbous

16:41

Moonrise

04:43

Moonset

Daily Forecast

Today

14°
24°

Saturday

16°
19°

Sunday

15°
22°

Monday

15°
23°

Tuesday

11°
22°

Wednesday

10°
23°

Thursday

13°
22°

Friday

11°
17°

Saturday

10°
19°

Sunday

11°
22°

Air Quality Data Available

Upgrade to access real-time air quality data for Nagai.

UV Index

No protection needed
1 Low
Low Extreme

Humidity

80% Humid
Low High

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Nagai.

View stargazing score

Weather in Nagai today, September 25, 2026

Expect unsettled, showery conditions in Nagai on September 25, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.

The temperature range runs from about 14°C up to 24°C. Relative humidity sits between 74% and 96%, reaching its peak around 23:00. Winds stay light, near 3.4 km/h by 16:00, so the day feels still more than breezy.

The afternoon keeps an overcast feel, as cloud reaches about 100% around 21:00. Outdoor plans may still want a flexible backup. Visibility stays near 16.1 km. The sun rises at 05:36 and sets at 17:25, for a total of 11 hours 48 minutes of sunlight today.

Taken together, Nagai looks wet enough on September 25, 2026 that flexible outdoor plans work best, with temperatures peaking near 24°C.

Frequently asked questions about weather in Nagai

How warm does it get in Nagai?

The warmest month in Nagai is August, with average high temperatures of 28°C. The average temperature during this period is around 24°C.

How cold does it get in Nagai?

The coldest month in Nagai 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 Nagai?

The wettest month in Nagai is July, with an average of 226mm of precipitation.

What is the driest time of year in Nagai?

The driest month in Nagai is May, with an average of 121mm of precipitation.

View full climate insights for Nagai →

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)