Hourly Weather Forecast - Guyancourt, Ile-del-France, FR

12 AM
41°F
10%
7mph
NW
Mostly Clear
Humidity
86%
Feels like
37°F
Dew Point
38°F
2 AM
41°F
10%
7mph
NW
Clear
Humidity
87%
Feels like
36°F
Dew Point
37°F
3 AM
40°F
20%
7mph
NW
Clear
Humidity
88%
Feels like
35°F
Dew Point
37°F
4 AM
40°F
20%
7mph
NNW
Mostly Clear
Humidity
88%
Feels like
35°F
Dew Point
36°F
5 AM
39°F
30%
7mph
NW
30% Chance Rain Showers
Humidity
87%
Feels like
35°F
Dew Point
36°F
6 AM
40°F
30%
7mph
WSW
30% Chance Rain Showers
Humidity
83%
Feels like
35°F
Dew Point
35°F
6:37 AM
7 AM
40°F
30%
7mph
WSW
30% Chance Rain Showers
Humidity
80%
Feels like
35°F
Dew Point
34°F

Monday's High Temperature Outlook

Summer-Like Heat Bakes the Southern U.S.

Scorching heat continues for much of the Southwest U.S. and will continue through the end of the week.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Sun Safety: Protect Your Skin During Spring

Pile of hail after a hail storm hits Perth.

How Does Hail Form?

(Image provided by Pixabay.com)

Lightning Safety

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