There's a small discount for advance purchases, but you need to use the manual lane on-site. It might take a little getting used to the first time.
Anonymous user
Solo traveler
Best time to visit Hamamatsu
Data source:Meteostat Last updated:2025-09
Weather in Hamamatsu throughout the year
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.
Weather in Hamamatsu
Annual average temperature: approx. 63.9°F / Annual rainfall: approx. 2344 mm / Summer humidity: 70%–80% / Rainiest month: July
Hamamatsu weather by month
Month
Temperature (°F)
Rainfall (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
7-day weather forecast for Hamamatsu
11/5
Thursday
Patchy rain nearby
66.2°F/60.7°F
11/6
Friday
Sunny
70.7°F/57.8°F
11/7
Saturday
Sunny
62°F/49.4°F
11/8
Sunday
Overcast
61.6°F/47.8°F
11/9
Monday
Sunny
65.2°F/53.8°F
11/10
Tuesday
Partly Cloudy
59.8°F/47.8°F
11/11
Wednesday
Sunny
60.4°F/50.9°F
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