See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
16°
Mostly Cloudy
Feels Like: 15°
Min: 12°
Max: 17°
The next few hours will be overcast, with tomorrow reaching 18°C and dropping to 10°C. The coming days will be clear throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:20
Sunrise
17:59
Sunset
Moon
Waning Crescent
03:33
Moonrise
14:16
Moonset
Daily Forecast
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Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
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Weather in Koster tomorrow, September 08, 2026
Expect unsettled, showery conditions in Koster on September 08, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Expect a grey start, with morning cloud around 89% by 08:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 18°C and cooler readings close to 12°C. The air stays humid, with relative humidity between 68% and 94% and the peak around 02:00. A lighter breeze peaks around 08:00 near 4.2 km/h.
The second half of the day still looks unsettled, with rain probability around 24% by 12:00. Dense cloud near 87% at 12:00 keeps the feel grey. Views remain open at about 16.1 km. The sun rises at 06:19 and sets at 17:59, for a total of 11 hours 40 minutes of sunlight today.
In short, treat September 08, 2026 in Koster as a damp day: pack covers, watch the wetter hours, and expect a high near 18°C.
Frequently asked questions about weather in Koster
How warm does it get in Koster?
The warmest month in Koster is April, with average high temperatures of 29°C. The average temperature during this period is around 28°C.
How cold does it get in Koster?
The coldest month in Koster is November, with average low temperatures of 25°C. The average temperature during this period is around 25°C.
What is the wettest time of year in Koster?
The wettest month in Koster is March, with an average of 33mm of precipitation.
What is the driest time of year in Koster?
The driest month in Koster is August, with an average of 2mm of precipitation.
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