Weather in Guyancourt, France 🇫🇷
In Guyancourt right now it is 15°C and partly cloudy, feeling like 8°C. Humidity is 92% with winds around 13 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Guyancourt range from about 11°C to 26°C.
Hourly Forecast for Guyancourt
14-Day Forecast for Guyancourt
Sunny
Sunny
Sunny
Partly Cloudy
Sunny
Sunny
Sunny
Sunny
Sunny
Patchy rain nearby
Sunny
Sunny
Sunny
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 20:00 to 21:00, when it is around 21°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 15°C (58°F), partly cloudy (feels like 8°C).
What's the weather like in Guyancourt right now?
Conditions in Guyancourt right now: Partly Cloudy, humidity 92%, wind 13 km/h W.
What is today's forecast for Guyancourt?
Today in Guyancourt: high 26°C, low 12°C, sunny. Chance of rain: 5%.
What is the 7-day weather forecast for Guyancourt?
Daily highs and lows for Guyancourt:
- 2026-06-13: 26°C / 12°C
- 2026-06-14: 24°C / 11°C
- 2026-06-15: 23°C / 11°C
- 2026-06-16: 28°C / 14°C
- 2026-06-17: 32°C / 18°C
- 2026-06-18: 35°C / 19°C
- 2026-06-19: 36°C / 23°C
Is it going to rain in Guyancourt today?
There is a 5% chance of rain in Guyancourt today.
What is the wind speed in Guyancourt right now?
Wind in Guyancourt is currently 13 km/h (8 mph) from the W.
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.
