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
07:49
Sunrise
19:24
Sunset
Moon
Waning Gibbous
19:30
Moonrise
08:35
Moonset
Daily Forecast
Today
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Air Quality Data Available
Upgrade to access real-time air quality data for Holnon.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Holnon.
View stargazing scoreWeather in Holnon today, September 27, 2026
Cloud cover dominates in Holnon on September 27, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. The first half of the day looks overcast, as cloud amounts reach about 94% around 09:00. Brighter weather, if it comes, waits until later.
Expect highs of 24°C and cooler readings close to 11°C. Relative humidity sits between 48% and 97%, reaching its peak around 08:00. A lighter breeze peaks around 16:00 near 5.1 km/h.
Through the afternoon cloud remains the main feature, with cover near 100% around 12:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 33.2 km, briefly nearer 7.4 km. The sun rises at 07:49 and sets at 19:24, for a total of 11 hours 35 minutes of sunlight today.
The practical takeaway for Holnon on September 27, 2026 is a cloudy day that stays usable, just not particularly bright, around 24°C.
Frequently asked questions about weather in Holnon
How warm does it get in Holnon?
The warmest month in Holnon is August, with average high temperatures of 25°C. The average temperature during this period is around 19°C.
How cold does it get in Holnon?
The coldest month in Holnon is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Holnon?
The wettest month in Holnon is January, with an average of 87mm of precipitation.
What is the driest time of year in Holnon?
The driest month in Holnon is April, with an average of 52mm of precipitation.
Explore more weather forecasts
- Saint-Quentin, Hauts-de-France
- Paris, Île-de-France
- Tergnier, Hauts-de-France
- Marseille, Provence-Alpes-Côte d'Azur
- Chauny, Hauts-de-France
- Lyon, Auvergne-Rhône-Alpes
- Caudry, Hauts-de-France
- Toulouse, Occitanie
- Noyon, Hauts-de-France
- Nice, Provence-Alpes-Côte d'Azur
- Cambrai, Hauts-de-France
- Nantes, Pays de la Loire
- Albert, Hauts-de-France
- Marne La Vallée, Île-de-France
- Laon, Hauts-de-France
- Strasbourg, Grand Est