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24°
Mostly Cloudy
Feels Like: 19°
Min: 15°
Max: 28°
The next few hours will be overcast, with tomorrow reaching 27°C and dropping to 16°C. The coming days will be partly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:29
Sunrise
19:30
Sunset
Moon
Waxing Gibbous
16:52
Moonrise
01:17
Moonset
Daily Forecast
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View stargazing scoreWeather in Sassenage tomorrow, September 21, 2026
Sassenage looks cloudy on September 21, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Cloud leads the morning, peaking close to 100% near 01:00. Sunshine has little room until later in the day.
Expect highs of 27°C and cooler readings close to 17°C. Moisture in the air spans 35%-52%, with the highest values around 19:00. Airflow remains manageable, reaching about 4.0 km/h around 17:00.
Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 43.0 km on average, though it can drop toward 41.3 km in thicker cloud or showers. Sunrise is at 07:30 and sunset at 19:28, giving 11 hours 58 minutes of sunlight today.
Overall, Sassenage on September 21, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 27°C.
Frequently asked questions about weather in Sassenage
How warm does it get in Sassenage?
The warmest month in Sassenage is July, with average high temperatures of 24°C. The average temperature during this period is around 19°C.
How cold does it get in Sassenage?
The coldest month in Sassenage is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Sassenage?
The wettest month in Sassenage is May, with an average of 175mm of precipitation.
What is the driest time of year in Sassenage?
The driest month in Sassenage is February, with an average of 97mm of precipitation.
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