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Katsuyama
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Katsuyama Weather and climate
Data source：Meteostat
Update date：2025-09
Katsuyama year round climate
- Spring (March–May): Average 8.7–17.8°C, mild climate but with relatively high rainfall, especially in March. Common activities: Flower viewing, hiking. Suggested clothing: Light jacket, long-sleeved shirt and pants.
- Summer (June–August): Average 22.9–28.7°C, hot and humid with relatively high rainfall. Common activities: Summer resort, stream activities. Suggested clothing: Light and breathable clothing, sun hat.
- Autumn (September–November): Average 12.7–25.6°C, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: Maple viewing, mountain climbing. Suggested clothing: Comfortable jacket, long-sleeved shirt and pants.
- Winter (December–February): Average 3.5–5.7°C, cold and humid with both rain and snow, December having the most rainfall. Common activities: Skiing (if snow conditions permit), onsen experience. Suggested clothing: Warm jacket, beanie, gloves, scarf.
Katsuyama climatological average
Annual average temperature: approx. 15.8°C / Annual rainfall: approx. 2761 mm / Summer humidity: 70%–80% / Rainiest month: December
Katsuyama monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
3.5°C
252.3
February
4.2°C
135.5
March
8.7°C
177.2
April
14.4°C
154.9
May
17.8°C
185.7
June
22.9°C
211.3
July
27.6°C
338.3
August
28.7°C
255.5
September
25.6°C
218.1
October
17.5°C
196.2
November
12.7°C
223.2
December
5.7°C
413.4
Katsuyama weather for the next seven days
11/15
Saturday
Sunny
14.8°C/1.3°C
11/16
Sunday
Sunny
17.5°C/1.9°C
11/17
Monday
Moderate rain
16.8°C/2°C
11/18
Tuesday
Moderate rain
7.4°C/0.1°C
11/19
Wednesday
Patchy rain nearby
8.6°C/-1.8°C
11/20
Thursday
Partly Cloudy
14°C/3°C
11/21
Friday
Partly Cloudy
15.4°C/1.7°C
