Spring (March–May): Average 53–66°F, mild climate but with relatively high rainfall, especially in April and May. Common activities: enjoying nature, flower viewing, visiting Hamamatsu Castle. Recommended clothing: light jacket, long-sleeved shirts and pants.
Summer (June–August): Average 73–82°F, hot and humid with relatively high rainfall. July is the rainiest month. Common activities: beach activities, swimming, outdoor sports (pay attention to sun protection and rain protection). Recommended clothing: light and breathable clothing, sun hat, rain gear.
Autumn (September–November): Average 59–79°F, comfortable and pleasant climate with gradually decreasing rainfall. Common activities: autumn leaves viewing, outdoor excursions, enjoying autumn cuisine. Recommended clothing: light jacket, long-sleeved shirts and pants.
Winter (December–February): Average 43–47°F, cold and dry with low rainfall. Common activities: onsen experience, indoor activities. Recommended clothing: warm jacket, sweater, scarf and gloves.
Hamamatsu climatological average
Annual average temperature: approx. 63.9°F / Annual rainfall: approx. 2344 mm / Summer humidity: 70%–80% / Rainiest month: July
Hamamatsu monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
43.9°F
39.1
February
46.2°F
94.9
March
53.4°F
149.3
April
62.1°F
230.4
May
66.9°F
311.4
June
73.4°F
321.8
July
82.2°F
342.4
August
82.9°F
222.1
September
79.5°F
269.1
October
68°F
185.6
November
59.7°F
137
December
47.5°F
40.9
Hamamatsu weather for the next seven days
2/2
Monday
Sunny
48.1°F/38°F
2/3
Tuesday
Sunny
50.1°F/36°F
2/4
Wednesday
Overcast
51.2°F/36.7°F
2/5
Thursday
Sunny
55.3°F/41°F
2/6
Friday
Sunny
55.1°F/45.1°F
2/7
Saturday
Sunny
46.2°F/38.6°F
2/8
Sunday
Partly Cloudy
40.1°F/31.8°F
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