Grignan in september: average Weather, Temperature and Climate
Weather in Grignan in september 2025
The weather in Grignan in september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
56°F
Clear/Sunny
58% of time
27%
7%
5%
Weather at 12pm
77°F
Clear/Sunny
61% of time
28%
8%
2%
Weather at 6pm
65°F
Clear/Sunny
61% of time
24%
8%
6%
Weather at 3am
56°F
55%
21%
11%
10%
Evolution of daily average temperature and precipitation in Grignan in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Grignan in september.
The climate of Grignan in september is good
The climate in september in Grignan is relatively dry (with 2in of rainfall over 2 days). Unfortunately, the weather conditions is worsening than the previous month since in august there is an average of 1.9in of rainfall over 2 days.
The climate quite good here september. The high seasonal norm is 79°F. In the morning the temperature drops to 56°F. Thus, the mean temperature average on this month of september in Grignan is 67°F. Note that these seasonal averages are in contrast with those observed in Grignan in september with a maximum record of 97°F in 2021 and a minimum record of 40°F in 2010. You can plan to have about 5 days with temperatures up to 86°F, or 17 of time.
In september in Grignan, the days on average last 12:32. The sun rises at 06:19 and sunset is at 18:51.
With a good weather, the month of september is a good time to go in that area in Drôme.
Seasonal average climate and temperature of Grignan in september
Check below seasonal norms These datas are generated from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 67°F | ||||
| Highest temperature | 79°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 97°F (2021) | ||||
| Lowest record temperature | 40°F (2010) | ||||
| Number of days at +86°F | 5 day(s) (17%) | ||||
| Number of days at +65°F | 29 day(s) (97%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 54°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2in | ||||
| Number of days with rainfall | 2 day(s) (8%) | ||||
| Record daily rainfall | 1.5in (2012) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.45km | ||||
| Cloud cover | 21% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:19 | ||||
| Time of sunset | 18:51 | ||||
| Length of day | 12:32 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Grignan in september 2024:
65°F to 86°F
65°F to 86°F
63°F to 85°F
61°F to 79°F
61°F to 67°F
54°F to 74°F
61°F to 79°F
61°F to 72°F
54°F to 70°F
54°F to 72°F
52°F to 70°F
50°F to 59°F
47°F to 61°F
50°F to 63°F
45°F to 67°F
49°F to 70°F
56°F to 65°F
50°F to 72°F
52°F to 74°F
54°F to 72°F
58°F to 70°F
59°F to 63°F
59°F to 68°F
50°F to 67°F
50°F to 68°F
61°F to 65°F
54°F to 68°F
52°F to 59°F
41°F to 65°F
54°F to 68°F
Map: other cities in Drôme in september
Cities near Grignan:
| Taulignan in september | good weather |
| La Garde-Adhémar in september | good weather |
| Saint-Paul-Trois-Châteaux in september | good weather |
| Drôme provençale in september | good weather |
| Poët-Laval in september | good weather |
| Suze-la-Rousse in september | perfect weather |
| Pierrelatte in september | good weather |
| Dieulefit in september | good weather |
| Nyons in september | perfect weather |
| Montélimar in september | good weather |
| Mirmande in september | good weather |
| Buis-les-Baronnies in september | perfect weather |
Click over cities on the map for information about the weather in september.
Grignan
perfect weather
good
tolerable
bad
very bad
Weather data for Grignan in september:
Weather data for Grignan for september are derived from an average of the weather forecast since 2009 in Grignan. There is a margin of error and these forecasts are to be considered as general information only. The weather in Grignan can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Grignan.