See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:49
Sunrise
18:33
Sunset
Moon
Waxing Gibbous
18:03
Moonrise
05:02
Moonset
Daily Forecast
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Air Quality Data Available
Upgrade to access real-time air quality data for Častá.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Častá.
View stargazing scoreWeather in Častá today, September 25, 2026
Expect a muted, overcast feel in Častá on September 25, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. Expect a grey start, with morning cloud around 89% by 09:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 17°C and cools toward 9°C. Relative humidity sits between 56% and 87%, reaching its peak around 22:00. Expect gentle winds, highest near 06:00 at 4.0 km/h.
The afternoon keeps an overcast feel, as cloud reaches about 99% around 21:00. Outdoor plans may still want a flexible backup. Expect visibility near 35.1 km, with poorer spells close to 24.3 km. Sunrise is at 06:49 and sunset at 18:33, giving 11 hours 43 minutes of sunlight today.
Taken together, overcast skies in Častá on September 25, 2026 favour indoor or covered options, with temperatures near 17°C.
Frequently asked questions about weather in Častá
How warm does it get in Častá?
The warmest month in Častá is July, with average high temperatures of 27°C. The average temperature during this period is around 22°C.
How cold does it get in Častá?
The coldest month in Častá is January, with average low temperatures of -2°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Častá?
The wettest month in Častá is September, with an average of 88mm of precipitation.
What is the driest time of year in Častá?
The driest month in Častá is March, with an average of 35mm of precipitation.