Weather in Guyancourt, France 🇫🇷
Right now Guyancourt is 14°C with cloudy, feeling like 13°C. Humidity sits at 81% and winds are near 8 km/h, and the UV index is 0 (low). Across the coming days, Guyancourt should see roughly 14°C to 29°C.
Hourly Forecast for Guyancourt
14-Day Forecast for Guyancourt
Overcast
Overcast
Overcast
Overcast
Sunny
Overcast
Overcast
Sunny
Light rain shower
Sunny
Patchy rain nearby
Overcast
Patchy rain nearby
Sunny
Additional Forecasts for Guyancourt
Air Quality
Historical Weather
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Best Time to Be Outside in Guyancourt Today
The most comfortable window in Guyancourt today looks like 11:00 to 14:00, when it is around 20°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Guyancourt
What is the temperature in Guyancourt right now?
The current temperature in Guyancourt is 14°C (58°F), cloudy (feels like 13°C).
What's the weather like in Guyancourt right now?
Right now Guyancourt has Cloudy, humidity 81%, wind 8 km/h WNW.
What is today's forecast for Guyancourt?
Today in Guyancourt: high 25°C, low 14°C, overcast. Chance of rain: 7%.
What is the 7-day weather forecast for Guyancourt?
Daily highs and lows for Guyancourt:
- 2026-09-05: 25°C / 14°C
- 2026-09-06: 29°C / 16°C
- 2026-09-07: 28°C / 19°C
- 2026-09-08: 20°C / 15°C
- 2026-09-09: 22°C / 11°C
- 2026-09-10: 23°C / 12°C
- 2026-09-11: 21°C / 15°C
Is it going to rain in Guyancourt today?
There is a 7% chance of rain in Guyancourt today. Total expected precipitation: 0.01 mm.
What is the wind speed in Guyancourt right now?
Wind in Guyancourt is currently 8 km/h (5 mph) from the WNW.
What is the UV index in Guyancourt right now?
The UV index in Guyancourt is currently 0 (low). Sun protection is recommended when the index is 3 or higher.
