September weather forecastMonteille, France

September

Weather in September

September, the first month of the autumn in Monteille, is still a refreshing month, with an average temperature ranging between max 18.9°C (66°F) and min 12.9°C (55.2°F).

Temperature

The arrival of September sees a recorded average high-temperature of an enjoyable 18.9°C (66°F), showing little divergence from the previous month's conditions. An average low-temperature of 12.9°C (55.2°F) is observed in Monteille, France, during the September nights.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 79%.

Rainfall

In September, the rain falls for 13.9 days. Throughout September, 36mm (1.42") of precipitation is accumulated. Throughout the year, there are 188.8 rainfall days, and 580mm (22.83") of precipitation is accumulated.

Snowfall

In Monteille, snow does not fall in April through October.

Daylight

In Monteille, the average length of the day in September is 12h and 35min.
On the first day of September, sunrise is at 07:17 and sunset at 20:42. On the last day of the month, sunrise is at 07:58 and sunset at 19:40 CEST.

Sunshine

In Monteille, the average sunshine in September is 7.5h.

UV index

In Monteille, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

The average high-temperature and low-temperature in Monteille during September are 18.9°C (66°F) and 12.9°C (55.2°F) respectively.

The months with the lowest humidity in Monteille are August and September, with an average relative humidity of 79%.

In Monteille, the average relative humidity in September is 79%.

In Monteille, during September, the rain falls for 13.9 days and regularly aggregates up to 36mm (1.42") of precipitation.

In Monteille, snow does not fall in April through October.

In Monteille, the average day length in September is 12h and 35min.

On the first day of September in Monteille, France, sunrise is at 07:17 and sunset at 20:42. On the last day of the month, sunrise is at 07:58 and sunset at 19:40 CEST.

In September, the average sunshine duration in Monteille is 7.5h.

In Monteille, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from 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
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Monteille, France

  • Average high temperature in September: 18.9°C

The warmest month (with the highest average high temperature) is August (20.7°C).
The month with the lowest average high temperature is January (7.4°C).

  • Average low temperature in September: 12.9°C

The month with the highest average low temperature is August (14.7°C).
The coldest months (with the lowest average low temperature) are January and February (3.8°C).

Average pressure in September
Monteille, France

  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).

Average wind speed in September
Monteille, France

  • Average wind speed in September: 16.6km/h

The windiest month (with the highest average wind speed) is December (24.1km/h).
The calmest month (with the lowest average wind speed) is August (15km/h).

Average humidity in September
Monteille, France

  • Average humidity in September: 79%

The months with the highest relative humidity are January and November (84%).
The months with the lowest relative humidity are August and September (79%).

Average rainfall in September
Monteille, France

  • Average rainfall in September: 36mm

The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (29mm).

Average rainfall days in September
Monteille, France

  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is January (18.8 days).
The month with the least rainy days is April (13.1 days).

Average snowfall in September
Monteille, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Monteille, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in September: 7h and 30min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The months with the least sunshine are January, November and December (Average sunshine: 4h and 6min).

Average sunshine days in September
Monteille, France

  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is July (13.7 days).
The month with the least sunshine days is December (8.4 days).

Average UV index in September
Monteille, France

  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in September
Monteille, France

  • Average cloud cover in September: 40

The months with the most cloud cover are January, November and December (Cloud cover 59).
The months with the least cloud cover are April and July (Cloud cover 39).

Average visibility in September
Monteille, France

  • Average visibility in September: 10km

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