September weather forecastMontélimar, France

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Montélimar, France, with an average temperature ranging between max 23.3°C (73.9°F) and min 12.2°C (54°F).

Temperature

Onset of September witnesses a reduction in the average high-temperature, falling from 28.5°C (83.3°F) in August to a still warm 23.3°C (73.9°F). Montélimar's nights in September cool down to an average low-temperature of 12.2°C (54°F).

Humidity

The average relative humidity in September is 69%.

Rainfall

In September, the rain falls for 7 days. Throughout September, 19mm (0.75") of precipitation is accumulated. In Montélimar, during the entire year, the rain falls for 111.4 days and collects up to 380mm (14.96") of precipitation.

Snowfall

In Montélimar, snow does not fall in April through November.

Daylight

The average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 07:04 and sunset at 20:17. On the last day of September, sunrise is at 07:38 and sunset at 19:23 CEST.

Sunshine

The average sunshine in September is 9.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

The high-temperature in Montélimar, France, during September is 23.3°C (73.9°F) and the low-temperature is 12.2°C (54°F). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 30°C (86°F).

In Montélimar, France, the average relative humidity in September is 69%.

In September, in Montélimar, the rain falls for 7 days. Throughout September, 19mm (0.75") of precipitation is accumulated.

In Montélimar, France, snow does not fall in April through November.

In September, the average day length in Montélimar is 12h and 31min.

On the first day of September in Montélimar, sunrise is at 07:04 and sunset at 20:17. On the last day of the month, sunrise is at 07:38 and sunset at 19:23 CEST.

The average sunshine duration in September is 9.4h.

In September, the average daily maximum UV index in Montélimar, France, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Montélimar, France

  • Average high temperature in September: 23.3°C

The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in September: 12.2°C

The months with the highest average low temperature are July and August (15.5°C).
The coldest month (with the lowest average low temperature) is February (0.8°C).

Average pressure in September
Montélimar, France

  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015mbar).

Average wind speed in September
Montélimar, France

  • Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is May (11.9km/h).
The calmest month (with the lowest average wind speed) is November (9.5km/h).

Average humidity in September
Montélimar, France

  • Average humidity in September: 69%

The month with the highest relative humidity is November (83%).
The months with the lowest relative humidity are July and August (62%).

Average rainfall in September
Montélimar, France

  • Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is July (16mm).

Average rainfall days in September
Montélimar, France

  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is November (12.5 days).
The month with the least rainy days is August (6.8 days).

Average snowfall in September
Montélimar, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (7mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Montélimar, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and November (0 days).

Average daylight in September /
Average sunshine in September
Montélimar, France

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 9h and 24min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).

Average sunshine days in September
Montélimar, France

  • Average sunshine days in September: 20.5 days

The month with the most sunshine days is August (22.7 days).
The month with the least sunshine days is November (15.6 days).

Average UV index in September
Montélimar, France

  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Montélimar, France

  • Average cloud cover in September: 21

The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in September
Montélimar, France

  • Average visibility in September: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).