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19°
Partly Cloudy
Feels Like: 21°
Min: 11°
Max: 23°
The next few hours will be mostly cloudy, with today reaching 23°C and dropping to 13°C. The coming days will be mostly clear until evening.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:32
Sunrise
19:16
Sunset
Moon
Waxing Gibbous
18:46
Moonrise
05:49
Moonset
Daily Forecast
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View stargazing scoreWeather in Grandson today, September 25, 2026
Grandson keeps a mostly sunny profile on September 25, 2026, aside from a cloudier spell around 13:00. Outside that window, bright conditions should still lead the day.
Expect highs of 23°C and cooler readings close to 11°C. Expect humidity between 28% and 57%, most humid near 23:00. Expect gentle winds, highest near 13:00 at 2.1 km/h.
Later hours favour clearer intervals, as cloud stays near 45% around 13:00. The afternoon is the better half for outdoor time. Views remain open at about 16.1 km. Expect sunrise at 07:32, sunset at 19:16, and 11 hours 44 minutes of sunlight today overall.
In short, September 25, 2026 looks like a fine day in Grandson for being outside, peaking around 23°C.
Frequently asked questions about weather in Grandson
How warm does it get in Grandson?
The warmest month in Grandson is July, with average high temperatures of 25°C. The average temperature during this period is around 20°C.
How cold does it get in Grandson?
The coldest month in Grandson is January, with average low temperatures of 0°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Grandson?
The wettest month in Grandson is May, with an average of 127mm of precipitation.
What is the driest time of year in Grandson?
The driest month in Grandson is February, with an average of 79mm of precipitation.
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