Mikawa Valley Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Mikawa Valley year round climate
Spring (March–May): Average 12.8–21°C, mild climate but with relatively heavy rainfall, especially in March and April. Common activities: Spring outings, flower viewing (depending on the blooming season). Recommended clothing: Light jacket, long-sleeved shirts and pants.
Summer (June–August): Average 24.5–29.9°C, hot and humid, with the most rainfall in July. Common activities: Summer resort trips, playing in the streams (please be careful). Recommended clothing: Light and breathable clothing, sun hat.
Autumn (September–November): Average 20.4–27.6°C, comfortable and pleasant climate with less rainfall. Common activities: Hiking, enjoying autumn scenery. Recommended clothing: Long-sleeved shirts and pants, light jacket.
Winter (December–February): Average 6.6–8.3°C, cold and dry with little rainfall. Common activities: Hot spring bathing (if hot spring facilities are nearby). Recommended clothing: Warm jacket, hat, scarf, gloves.
Mikawa Valley climatological average
Annual average temperature: approx. 18.3°C / Annual rainfall: approx. 2079 mm / Summer humidity: 70%–80% / Rainiest month: July
Mikawa Valley monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.6°C
56.5
February
8.3°C
92.7
March
12.8°C
226.3
April
17.7°C
215.9
May
21°C
274
June
24.5°C
369.8
July
28.6°C
371.5
August
29.9°C
165.2
September
27.6°C
92.3
October
20.4°C
96
November
15.1°C
81.8
December
7.6°C
37.8
Mikawa Valley weather for the next seven days
8/4
Tuesday
Partly Cloudy
36.8°C/26.2°C
8/5
Wednesday
Sunny
37.2°C/26.4°C
8/6
Thursday
Sunny
34.8°C/26.7°C
8/7
Friday
Sunny
32.1°C/29°C
8/8
Saturday
Patchy rain nearby
30°C/28.6°C
8/9
Sunday
Patchy rain nearby
28.8°C/28.2°C
8/10
Monday
Patchy rain nearby
29.1°C/27.6°C
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