See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
23°
Rain and Humid
Feels Like: 23°
Min: 22°
Max: 26°
The next few hours will be humid and overcast, with tomorrow reaching 27°C and dropping to 21°C. The coming days will be mostly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:41
Sunrise
17:51
Sunset
Moon
Waxing Crescent
10:36
Moonrise
20:30
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in Hekinan tomorrow, September 17, 2026
Hekinan starts September 17, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The morning carries the wetter risk, with rain chances near 78% and the highest odds around 00:00. Cloud is also thick early on, peaking near 80% around 00:00.
The temperature range runs from about 22°C up to 27°C. Expect humidity between 68% and 99%, most humid near 00:00. Airflow remains manageable, reaching about 1.9 km/h around 12:00.
Expect the wet theme to continue later, as rain odds reach 60% near 13:00. Cloud amounts hold near 39% around 17:00. Expect visibility near 15.2 km, with poorer spells close to 6.8 km. Sunrise is at 05:41 and sunset at 17:49, giving 12 hours 7 minutes of sunlight today.
In short, treat September 17, 2026 in Hekinan as a damp day: pack covers, watch the wetter hours, and expect a high near 27°C.
Frequently asked questions about weather in Hekinan
How warm does it get in Hekinan?
The warmest month in Hekinan is August, with average high temperatures of 33°C. The average temperature during this period is around 29°C.
How cold does it get in Hekinan?
The coldest month in Hekinan is January, with average low temperatures of 2°C. The average temperature during this period is around 6°C.
What is the wettest time of year in Hekinan?
The wettest month in Hekinan is July, with an average of 221mm of precipitation.
What is the driest time of year in Hekinan?
The driest month in Hekinan is January, with an average of 44mm of precipitation.
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