Weather in Grenoble: August
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Average day temperature: | 76.8°F |
| Average night temperature: | 49.8°F | |
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Number of sunny days: | 21 days |
| Day length: | 13.3 - 14.7 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.0 in. | |
| more information | ||
14 days
forecast
forecast
| Grenoble |
weather in
September
September
| Grenoble |
Air temperature in August, °F
Show year:
2025
2024
2023
The highest day temperature during August of 2025 was 97°F. At the same time the lowest night temperature was 35°F. Daily and nightly averages during August were 82.4°F and 46.8°F.
Sunny, partly cloudy and cloudy days
Mostly all days in August are sunny but cloudy days are also possible.
Precipitation total in August, in.
Precipitation total value in Grenoble in August is 2.1 in. Other months of the year show relatively similar values.
Wind speed in August, mph
The average wind speed value in August is 3.9 mph The wind's strength is relatively same during the whole year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.8.
Best time for vacation in Grenoble
Grenoble on a weather map
Places in France:
Name
°F
24 Hours Forecast
Grenoble
Local time: 05:55
March 22, sunday
0600
37°F
NE
1 mph
1 mph
0900
46°F
E
2 mph
2 mph
1200
45°F
NE
2 mph
2 mph
1500
41°F
S
1 mph
1 mph
1800
41°F
NW
1 mph
1 mph
2100
37°F
NW
0 mph
0 mph
March 23, monday
0000
41°F
SW
2 mph
2 mph
0300
25°F
W
2 mph
2 mph
