14-day forecast Updated 16:39
Today
Clear
+29°
+14°
2%
⌄
Wind 16 km/h NW
Gusts 25 km/h
UV index 7 – High
Chance of rain 2%
Sunrise 06:19
Sunset 21:37
Tomorrow
Clear
+34°
+17°
1%
⌄
Wind 10 km/h E
Gusts 19 km/h
UV index 8 – High
Chance of rain 1%
Sunrise 06:20
Sunset 21:36
Wednesday 29/7
Clear
+40°
+22°
0%
⌄
Wind 11 km/h S
Gusts 23 km/h
UV index 7 – High
Chance of rain 0%
Sunrise 06:21
Sunset 21:34
Thursday 30/7
Clear
+35°
+20°
2%
⌄
Wind 22 km/h NW
Gusts 31 km/h
UV index 7 – High
Chance of rain 2%
Sunrise 06:23
Sunset 21:33
Friday 31/7
Clear
+31°
+18°
2%
⌄
Wind 21 km/h NW
Gusts 27 km/h
UV index 8 – Very high
Chance of rain 2%
Sunrise 06:24
Sunset 21:31
Saturday 1/8
Clear
+32°
+16°
1%
⌄
Wind 21 km/h N
Gusts 28 km/h
UV index 8 – Very high
Chance of rain 1%
Sunrise 06:25
Sunset 21:30
Sunday 2/8
Clear
+34°
+20°
1%
⌄
Wind 26 km/h NW
Gusts 33 km/h
UV index 8 – Very high
Chance of rain 1%
Sunrise 06:26
Sunset 21:29
Monday 3/8
Clear
+34°
+18°
1%
⌄
Wind 15 km/h NW
Gusts 25 km/h
UV index 8 – Very high
Chance of rain 1%
Sunrise 06:28
Sunset 21:27
Tuesday 4/8
Clear
+38°
+21°
1%
⌄
Wind 24 km/h SW
Gusts 31 km/h
UV index 9 – Very high
Chance of rain 1%
Sunrise 06:29
Sunset 21:26
Wednesday 5/8
Clear
+30°
+20°
3%
⌄
Wind 23 km/h SW
Gusts 32 km/h
UV index 8 – Very high
Chance of rain 3%
Sunrise 06:31
Sunset 21:24
Thursday 6/8
Clear
+29°
+18°
2%
⌄
Wind 24 km/h NW
Gusts 29 km/h
UV index 7 – High
Chance of rain 2%
Sunrise 06:32
Sunset 21:22
Friday 7/8
Clear
+26°
+13°
4%
⌄
Wind 18 km/h W
Gusts 25 km/h
UV index 7 – High
Chance of rain 4%
Sunrise 06:33
Sunset 21:21
Saturday 8/8
Showers
+22°
+13°
5,1 mm
⌄
Wind 25 km/h SW
Gusts 36 km/h
UV index 5 – Moderate
Chance of rain 67%
Sunrise 06:35
Sunset 21:19
Sunday 9/8
Clear
+22°
+14°
7%
⌄
Wind 21 km/h NW
Gusts 32 km/h
UV index 6 – High
Chance of rain 7%
Sunrise 06:36
Sunset 21:17
Measurements & index
Wind
13 km/h NW
Gusts 15 km/h
UV index
7 — High
Max today
Fire risk
Modéré
Météo-France fire-risk forecast
Sunrise 06:19
Sunset 21:37
Day length 15 h 18 min
Moonrise 21:04
Moonset 03:51
Moon phase 🌔 Full Moon
Latitude 48.7733°N
Longitude 2.0739°E
Dieppe (147km) 21°
Le Havre (165km) 20°
Calais (243km) 21°
Dunkerque (252km) 22°
Cherbourg (287km) 20°
Saint-Malo (300km) 21°
Saint-Nazaire (356km) 22°
La Rochelle (374km) 23°
Today’s index derived from today’s forecast
Drying weather
Good
Hang laundry outside
Barbecue weather
Good
Grill outdoors
Running weather
OK
Go for a run
Outdoor dining
Good
Coffee outdoors
Other places in the same county / region
Sources · Monday 27 July
Weather data for Guyancourt from official sources
Retrouvez la météo de Guyancourt en Île-de-France : prévisions heure par heure, à 7 et 15 jours, mises à jour en continu. En ce moment, il fait +24°, clear, vent 13 km/h. Sur les 7 prochains jours, les températures iront de 14 à 40 °C, avec 7 journées ensoleillées et très peu de pluie. La qualité de l’air y est fair (indice EAQI 34). Sources : Météo-France, Open-Meteo, WeatherAPI — coordonnées 48.7733, 2.0739.