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Katsuyama
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Katsuyama Weather, Climate and Best Time to Visit
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
4/12
Sunday
Sunny
17.3°C/4.8°C
4/13
Monday
Sunny
22.5°C/6.3°C
4/14
Tuesday
Partly Cloudy
22.3°C/9.1°C
4/15
Wednesday
Patchy rain nearby
17.9°C/9.8°C
4/16
Thursday
Partly Cloudy
20°C/9.7°C
4/17
Friday
Overcast
19.1°C/7.7°C
4/18
Saturday
Patchy rain nearby
16.2°C/7.9°C
