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Aizu

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Aizu Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Aizu year round climate

  • Spring (March–May): Average 5.4–16.7°C, mild climate, but early spring can still be chilly with occasional rain. Common activities: Flower viewing (e.g., mountain cherry blossoms), spring outings. Recommended clothing: Light jacket, long-sleeved shirt; warmer clothing for mornings and evenings.
  • Summer (June–August): Average 21.6–27.5°C, hot and humid with occasional thunderstorms. July is the rainiest month. Common activities: Hiking, river rafting (safety precautions needed). Recommended clothing: Light and breathable clothing, sun hat, rain gear.
  • Autumn (September–November): Average 8.9–23.9°C, pleasant and comfortable climate with less rainfall than summer. Common activities: Maple leaf viewing, hot spring bathing. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
  • Winter (December–February): Average 0.2–2.6°C, cold and dry with occasional snowfall. Common activities: Skiing, snow activities. Recommended clothing: Warm clothing, heavy jacket, scarf, gloves, hat.

Aizu climatological average

Annual average temperature: approx. 13.5°C / Annual rainfall: approx. 1102 mm / Summer humidity: 70%–80% / Rainiest month: July

Aizu monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
0.2°C
80
February
1.2°C
62.7
March
5.4°C
75.3
April
12.7°C
61.3
May
16.7°C
73.3
June
21.6°C
134.3
July
26.1°C
139
August
27.5°C
78.3
September
23.9°C
109
October
14.9°C
81.3
November
8.9°C
97
December
2.6°C
111.3

Aizu weather for the next seven days

1/10
Saturday
Light freezing rain
3.4°C/-7.2°C
1/11
Sunday
Heavy snow
-0.4°C/-5.8°C
1/12
Monday
Blizzard
-4.6°C/-8.6°C
1/13
Tuesday
Moderate or heavy snow showers
1.5°C/-9.5°C
1/14
Wednesday
Heavy snow
-4.3°C/-7°C
1/15
Thursday
Heavy snow
-2.3°C/-5.9°C
1/16
Friday
Patchy moderate snow
1°C/-6.4°C