Arai

Myoko-shi, Niigata-ken, Japan

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Current Weather

21°

Drizzle

Feels Like: 19°

Min: 18°

Max: 22°

The next few hours will be foggy, with today reaching 22°C and dropping to 18°C. The coming days will be light rain throughout the day.

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Hourly Forecast

21° 21° 22° 22° 21° 21° 20° 20° 19° 19° 19° 18° 18° 18° 18° 18° 18° 18° 19° 18° 18° 18° 20° 21°
98%
94%
94%
94%
94%
94%
94%
96%
96%
96%
96%
96%
96%
80%
80%
80%
60%
60%
60%
20%
20%
20%
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
Today
Tomorrow

Daylight Hours

05:35

Sunrise

17:46

Sunset

12 hours 10 minutes of sunlight today

Moon

Waxing Crescent

10:37

Moonrise

20:18

Moonset

Daily Forecast

Today

18°
22°

Thursday

18°
26°

Friday

18°
28°

Saturday

21°
27°

Sunday

21°
28°

Monday

21°
24°

Tuesday

19°
21°

Wednesday

18°
22°

Thursday

18°
23°

Friday

17°
25°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

89% Humid
Low High

Weather in Arai today, September 16, 2026

Arai looks damp on September 16, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. The morning carries the wetter risk, with rain chances near 98% and the highest odds around 09:00. Cloud is also thick early on, peaking near 100% around 09:00.

The temperature range runs from about 18°C up to 22°C. Expect humidity between 81% and 99%, most humid near 18:00. A lighter breeze peaks around 12:00 near 2.0 km/h.

Expect the wet theme to continue later, as rain odds reach 96% near 16:00. Cloud amounts hold near 100% around 12:00. Visibility stays generally good near 13.5 km on average, though it can drop toward 6.1 km in thicker cloud or showers. The sun rises at 05:35 and sets at 17:46, for a total of 12 hours 10 minutes of sunlight today.

The practical takeaway for Arai on September 16, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 22°C.

Frequently asked questions about weather in Arai

How warm does it get in Arai?

The warmest month in Arai is August, with average high temperatures of 29°C. The average temperature during this period is around 25°C.

How cold does it get in Arai?

The coldest month in Arai is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.

What is the wettest time of year in Arai?

The wettest month in Arai is July, with an average of 267mm of precipitation.

What is the driest time of year in Arai?

The driest month in Arai is April, with an average of 140mm of precipitation.

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Metric (°C, km/h)