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Hourly Forecast
Daylight Hours
07:42
Sunrise
19:44
Sunset
Moon
Waxing Gibbous
17:23
Moonrise
01:15
Moonset
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View stargazing scoreWeather in Palaiseau tomorrow, September 21, 2026
Palaiseau starts September 21, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. The first half of the day looks overcast, as cloud amounts reach about 100% around 06:00. Brighter weather, if it comes, waits until later.
Temperatures climb from an overnight low near 12°C toward a daytime high of about 23°C. Relative humidity sits between 35% and 91%, reaching its peak around 07:00. Winds stay light, near 3.1 km/h by 16:00, so the day feels still more than breezy.
Through the afternoon cloud remains the main feature, with cover near 82% around 12:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 33.8 km, briefly nearer 20.9 km. Daylight runs from 07:44 to 19:42, lasting 11 hours 58 minutes of sunlight today.
The practical takeaway for Palaiseau is a bright September 21, 2026, ideal for outdoor errands before temperatures ease from about 23°C.
Frequently asked questions about weather in Palaiseau
How warm does it get in Palaiseau?
The warmest month in Palaiseau is July, with average high temperatures of 26°C. The average temperature during this period is around 20°C.
How cold does it get in Palaiseau?
The coldest month in Palaiseau is January, with average low temperatures of 2°C. The average temperature during this period is around 5°C.
What is the wettest time of year in Palaiseau?
The wettest month in Palaiseau is October, with an average of 81mm of precipitation.
What is the driest time of year in Palaiseau?
The driest month in Palaiseau is August, with an average of 52mm of precipitation.
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