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Lake Hamana
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Lake Hamana Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Lake Hamana year round climate
- Spring (March–May): Average 11.4–19.4°C, mild and comfortable, but with more rain; prepare for rain. Common activities: lake tours, outings, flower viewing. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
- Summer (June–August): Average 22.9–28.2°C, hot and humid, with more rainfall; pay attention to sun protection and heatstroke prevention. Common activities: swimming, water sports, tasting local seafood. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
- Autumn (September–November): Average 19.9–15.0°C, pleasant climate, rainfall gradually decreasing. Common activities: maple viewing, cycling, strolling along the lakeshore. Recommended clothing: comfortable long-sleeved shirts, light jacket, casual shoes.
- Winter (December–February): Average 8.2–7.6°C, relatively low temperatures, occasional rainfall. Common activities: hot spring bathing, tasting local specialties. Recommended clothing: warm coat, scarf, hat, gloves.
Lake Hamana climatological average
Annual average temperature: approx. 17.4°C / Annual rainfall: approx. 2639 mm / Summer humidity: 70%–80% / Rainiest month: June
Lake Hamana monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.3°C
52.1
February
7.6°C
105.8
March
11.4°C
191.6
April
16.5°C
244.9
May
19.4°C
300.6
June
22.9°C
397.3
July
27.6°C
280.1
August
28.2°C
276.6
September
26.3°C
349.2
October
19.9°C
217.7
November
15°C
166.7
December
8.2°C
56.9
Lake Hamana weather for the next seven days
6/10
Wednesday
Patchy rain nearby
24.5°C/18.7°C
6/11
Thursday
Patchy rain nearby
24.6°C/18.7°C
6/12
Friday
Patchy rain nearby
26.4°C/18.8°C
6/13
Saturday
Patchy rain nearby
26.1°C/19.4°C
6/14
Sunday
Patchy rain nearby
24.2°C/20.6°C
6/15
Monday
Moderate rain
18.5°C/16.9°C
6/16
Tuesday
Sunny
24.8°C/16.8°C
