Hamamatsu
Shizuoka Prefecture, Japan
Current Weather
17°62°
Overcast
Feels Like: 18°64°
Min: 17°62°
Max: 21°70°
The next few hours will be overcast, with today reaching 21°C and dropping to 19°C. The coming days will be rain throughout the day.
Hourly Forecast
Want a closer look at the weather?
Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.
Air Quality
Air quality is satisfactory, and air pollution poses little or no risk.
Daylight Hours
06:08
Sunrise
16:57
Sunset
Moon
15:14
Moonrise
03:38
Moonset
Daily Forecast
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Resources
UV Index
Humidity
Looking at the night sky?
See moon phases, eclipses, and seasons for this year.
View astronomyCurrent stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Hamamatsu.
View stargazing scoreWeather in Hamamatsu today, October 23, 2026
Hamamatsu looks damp on October 23, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Expect a grey start, with morning cloud around 99% by 05:00. Outdoor plans early on should not rely on bright skies.Hamamatsu looks damp on October 23, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Expect a grey start, with morning cloud around 99% by 05:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 21°C and cools toward 17°C. Moisture in the air spans 57%-71%, with the highest values around 22:00. Winds stay light, near 16 km/h by 23:00, so the day feels still more than breezy.The day peaks near 70°F and cools toward 62°F. Moisture in the air spans 57%-71%, with the highest values around 22:00. Winds stay light, near 10 mph by 23:00, so the day feels still more than breezy.
Afternoon skies stay clogged, peaking close to 100% near 14:00. The grey theme continues rather than clearing out. Expect visibility around 16.1 km. The sun rises at 06:08 and sets at 16:57, for a total of 10 hours 49 minutes of sunlight today.Afternoon skies stay clogged, peaking close to 100% near 14:00. The grey theme continues rather than clearing out. Expect visibility around 10 mi. The sun rises at 06:08 and sets at 16:57, for a total of 10 hours 49 minutes of sunlight today.
The practical takeaway for Hamamatsu on October 23, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 21°C.The practical takeaway for Hamamatsu on October 23, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 70°F.
Frequently asked questions about weather in Hamamatsu
How warm does it get in Hamamatsu?
The warmest month in Hamamatsu is August, with average high temperatures of 33°C. The average temperature during this period is around 29°C.The warmest month in Hamamatsu is August, with average high temperatures of 91°F. The average temperature during this period is around 84°F.
How cold does it get in Hamamatsu?
The coldest month in Hamamatsu is January, with average low temperatures of 3°C. The average temperature during this period is around 7°C.The coldest month in Hamamatsu is January, with average low temperatures of 38°F. The average temperature during this period is around 44°F.
What is the wettest time of year in Hamamatsu?
The wettest month in Hamamatsu is June, with an average of 318 mm of precipitation.The wettest month in Hamamatsu is June, with an average of 12.5 in of precipitation.
What is the driest time of year in Hamamatsu?
The driest month in Hamamatsu is January, with an average of 55 mm of precipitation.The driest month in Hamamatsu is January, with an average of 2.2 in of precipitation.