September weather forecastMontans, France

September

Weather in September

September, the first month of the autumn in Montans, is also a moderately hot month, with an average temperature fluctuating between 23.5°C (74.3°F) and 11.8°C (53.2°F).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a moderately hot 28.1°C (82.6°F) in August to a still warm 23.5°C (74.3°F). Montans, in the month of September, anticipates a consistent average low-temperature of 11.8°C (53.2°F).

Humidity

In September, the average relative humidity is 71%.

Rainfall

September is the month with the least rainfall. Rain falls for 9.4 days and accumulates 26mm (1.02") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Montans, France, the average length of the day in September is 12h and 31min.
On the first day of September, sunrise is at 07:16 and sunset at 20:28. On the last day of the month, sunrise is at 07:49 and sunset at 19:35 CEST.

Sunshine

In September, the average sunshine in Montans is 8.6h.

UV index

In Montans, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during September translates into the following guidance:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

In Montans, 23.5°C (74.3°F) is the average high-temperature and 11.8°C (53.2°F) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 30°C (86°F).

In Montans, France, the average relative humidity in September is 71%.

September is the month with the least rainfall in Montans. Rain falls for 9.4 days and accumulates 26mm (1.02") of precipitation.

In Montans, in September, it is raining for 9.4 days, with typically 26mm (1.02") of accumulated precipitation.

April through October are months without snowfall in Montans.

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

In September, on the first day of the month, sunrise is at 07:16 and sunset at 20:28. On the last day of the month, in Montans, sunrise is at 07:49 and sunset at 19:35 CEST.

The average sunshine duration in September in Montans, France, is 8.6h.

The average daily maximum UV index in September in Montans is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Montans, France

  • Average high temperature in September: 23.5°C

The warmest month (with the highest average high temperature) is August (28.1°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in September: 11.8°C

The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (1.3°C).

Average pressure in September
Montans, France

  • Average pressure in September: 1018.2mbar

The month with the highest atmospheric pressure is December (1021.6mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in September
Montans, France

  • Average wind speed in September: 8.2km/h

The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest months (with the lowest average wind speed) are August and September (8.2km/h).

Average humidity in September
Montans, France

  • Average humidity in September: 71%

The months with the highest relative humidity are January, November and December (86%).
The month with the lowest relative humidity is August (65%).

Average rainfall in September
Montans, France

  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is May (70mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in September
Montans, France

  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is September (9.4 days).

Average snowfall in September
Montans, France

  • Average snowfall in September: 0mm

The months with the highest snowfall are January and February (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Montans, France

  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (2.3 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
Montans, France

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in September
Montans, France

  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in September
Montans, France

  • Average UV index in September: 4

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
Montans, France

  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in September
Montans, France

  • Average visibility in September: 9km

The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, May, November and December (8km).