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Izumisano

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Izumisano Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Izumisano year round climate

  • Spring (March–May): Average 10.6–18.6°C, mild climate but with relatively high rainfall, especially abundant rainfall from April to May. Common activities: enjoying nature, flower viewing (e.g., plum blossoms, cherry blossoms, but weather conditions should be checked). Recommended clothing: light jacket, long-sleeved shirts, rain gear.
  • Summer (June–August): Average 22.6–28.7°C, hot and humid, with relatively high rainfall in June and July. Common activities: beach activities, firework viewing (if available). Recommended clothing: light and breathable clothing, short sleeves, shorts, sun hat, sunscreen.
  • Autumn (September–November): Average 15.7–27.0°C, comfortable and pleasant climate, with gradually decreasing rainfall. Common activities: maple leaf viewing (if available), hiking. Recommended clothing: comfortable long-sleeved shirts, light jacket, comfortable shoes.
  • Winter (December–February): Average 7.2–9.8°C, cold and dry, with low rainfall. Common activities: onsen (hot spring) visits (if available), indoor activities. Recommended clothing: warm coat, sweater, scarf, gloves, hat.

Izumisano climatological average

Annual average temperature: approx. 17.6°C / Annual rainfall: approx. 1723 mm / Summer humidity: 70%–80% / Rainiest month: June

Izumisano monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
7.2°C
63.9
February
7.2°C
59.2
March
10.6°C
113.6
April
15.4°C
163.5
May
18.6°C
259.9
June
22.6°C
285.1
July
27.4°C
200.3
August
28.7°C
130.6
September
27°C
161.5
October
20.5°C
141
November
15.7°C
101.2
December
9.8°C
43.7

Izumisano weather for the next seven days

4/15
Wednesday
Moderate rain
16.8°C/15.4°C
4/16
Thursday
Patchy rain nearby
17.2°C/12.7°C
4/17
Friday
Overcast
18.5°C/11.8°C
4/18
Saturday
Partly Cloudy
17.5°C/14.2°C
4/19
Sunday
Sunny
19.8°C/14.7°C
4/20
Monday
Partly Cloudy
19.7°C/14.5°C
4/21
Tuesday
Patchy rain nearby
17.3°C/14.9°C