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Akiruno City

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Akiruno City Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Akiruno City year round climate

  • Spring (March–May): Average 10.1–18.5°C, mild climate, but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing (e.g., cherry blossoms, but be mindful of rain). Recommended clothing: Light jacket, long-sleeved shirt, raincoat is essential.
  • Summer (June–August): Average 22.5–28°C, hot and humid, with relatively high rainfall. Common activities: Summer resorts, stream play (exercise caution). Recommended clothing: Light and breathable clothing, sun hat, sunglasses.
  • Autumn (September–November): Average 17.8–25.2°C, comfortable and pleasant climate, but September has the highest rainfall. Common activities: Hiking, maple viewing (timing needs attention). Recommended clothing: Light jacket, long-sleeved shirt, raincoat just in case.
  • Winter (December–February): Average 4.2–6.7°C, cold and dry, with less rainfall. Common activities: Hot spring bathing, indoor activities. Recommended clothing: Warm jacket, sweater, scarf, hat, gloves.

Akiruno City climatological average

Annual average temperature: approx. 16°C / Annual rainfall: approx. 1726 mm / Summer humidity: 70%–80% / Rainiest month: September

Akiruno City monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4.2°C
28.7
February
5.4°C
50
March
10.1°C
129.1
April
15.3°C
138.2
May
18.5°C
149.3
June
22.5°C
261.4
July
27.6°C
170.7
August
28°C
251.1
September
25.2°C
324.6
October
17.8°C
128.3
November
13.1°C
71.6
December
6.7°C
23.9

Akiruno City weather for the next seven days

2/3
Tuesday
Sunny
9°C/1.1°C
2/4
Wednesday
Sunny
8.2°C/1.3°C
2/5
Thursday
Partly Cloudy
10.5°C/2.5°C
2/6
Friday
Sunny
12.3°C/3.6°C
2/7
Saturday
Moderate rain
2.8°C/0.1°C
2/8
Sunday
Light snow
3.3°C/-1.9°C
2/9
Monday
Sunny
5.3°C/-4.3°C