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: 24°
The next few hours will be humid and overcast, with today reaching 24°C and dropping to 22°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:39
Sunrise
17:49
Sunset
Moon
Waxing Crescent
10:33
Moonrise
20:28
Moonset
Daily Forecast
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Weather in Kosai today, September 16, 2026
Expect unsettled, showery conditions in Kosai on September 16, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.
Temperatures climb from an overnight low near 22°C toward a daytime high of about 24°C. Relative humidity sits between 97% and 99%, reaching its peak around 20:00. Winds stay light, near 1.8 km/h by 21:00, so the day feels still more than breezy.
Through the afternoon wet weather remains a factor, with rain chances near 100% around 17:00. Cloud also stays substantial, close to 99% near 17:00. Horizontal visibility sits around 13.8 km, briefly nearer 8.5 km. Sunrise is at 05:39 and sunset at 17:49, giving 12 hours 10 minutes of sunlight today.
The practical takeaway for Kosai on September 16, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 24°C.
