Ōarai

Higashiibaraki-gun, Ibaraki, Japan

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Current Weather

22°

Light Rain and Humid

Feels Like: 22°

Min: 21°

Max: 24°

The next few hours will be light rain and humid, with today reaching 24°C and dropping to 22°C. The coming days will be light rain throughout the day.

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Hourly Forecast

22° 22° 22° 22° 23° 24° 24° 24° 24° 24° 23° 23° 23° 22° 22° 22° 22° 22° 22° 22° 23° 23° 23° 23°
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100%
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100%
96%
96%
96%
98%
98%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
48%
48%
48%
14%
6am
7am
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9am
10am
11am
12pm
1pm
2pm
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5pm
6pm
7pm
8pm
9pm
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Today
Tomorrow

Daylight Hours

05:30

Sunrise

17:29

Sunset

11 hours 58 minutes of sunlight today

Moon

Waxing Gibbous

14:41

Moonrise

00:29

Moonset

Daily Forecast

Monday

21°
24°

Tuesday

21°
27°

Wednesday

20°
23°

Thursday

20°
27°

Friday

18°
24°

Saturday

19°
21°

Sunday

18°
20°

Monday

17°
22°

Tuesday

19°
27°

Wednesday

17°
24°

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 Ōarai today, September 21, 2026

Rain features in Ōarai on September 21, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Early hours look the most unsettled, with rain probability near 100% by 06:00. The thickest cloud arrives around 06:00, reaching about 100%.

Expect highs of 24°C and cooler readings close to 21°C. Moisture in the air spans 93%-98%, with the highest values around 06:00. Airflow remains manageable, reaching about 10.8 km/h around 21:00.

Expect the wet theme to continue later, as rain odds reach 100% near 16:00. Cloud amounts hold near 100% around 12:00. Visibility holds near 3.1 km, though it can fall to 0.2 km. The sun rises at 05:30 and sets at 17:29, for a total of 11 hours 58 minutes of sunlight today.

Taken together, Ōarai looks wet enough on September 21, 2026 that flexible outdoor plans work best, with temperatures peaking near 24°C.

Frequently asked questions about weather in Ōarai

How warm does it get in Ōarai?

The warmest month in Ōarai is August, with average high temperatures of 29°C. The average temperature during this period is around 27°C.

How cold does it get in Ōarai?

The coldest month in Ōarai is January, with average low temperatures of 4°C. The average temperature during this period is around 6°C.

What is the wettest time of year in Ōarai?

The wettest month in Ōarai is October, with an average of 199mm of precipitation.

What is the driest time of year in Ōarai?

The driest month in Ōarai is January, with an average of 59mm of precipitation.

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Metric (°C, km/h)