September weather forecastValbonne, France

September

Weather in September

September, the first month of the autumn in Valbonne, is still a pleasant month, with temperature in the range of an average high of 22.5°C (72.5°F) and an average low of 15.3°C (59.5°F).

Temperature

With the onset of September, Valbonne's average high-temperature slightly adjusts, moderately receding from August's moderately hot 26.2°C (79.2°F) to an agreeable 22.5°C (72.5°F). September generally records an average low-temperature of 15.3°C (59.5°F).

Humidity

In September, the average relative humidity in Valbonne is 68%.

Rainfall

In September, the rain falls for 9.2 days. Throughout September, 25mm (0.98") of precipitation is accumulated. Throughout the year, in Valbonne, there are 116.3 rainfall days, and 523mm (20.59") of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 06:56 and sunset at 20:07. On the last day of September, in Valbonne, sunrise is at 07:28 and sunset at 19:14 CEST.

Sunshine

The average sunshine in September in Valbonne, France, is 9.9h.

UV index

In September, the average daily maximum UV index in Valbonne, France, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Take precautions - Protection against sunburn is recommended. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

The average high-temperature, in September, in Valbonne, is 22.5°C (72.5°F), while the average low-temperature is 15.3°C (59.5°F).

In September, the average relative humidity in Valbonne is 68%.

In Valbonne, in September, it is raining for 9.2 days, with typically 25mm (0.98") of accumulated precipitation.

April through November are months without snowfall in Valbonne, France.

In Valbonne, the average day length in September is 12h and 30min.

On the first day of September in Valbonne, sunrise is at 06:56 and sunset at 20:07. On the last day of the month, sunrise is at 07:28 and sunset at 19:14 CEST.

The average sunshine duration in September in Valbonne, France, is 9.9h.

In September, the average daily maximum UV index in Valbonne, France, is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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 days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Valbonne, France

  • Average high temperature in September: 22.5°C

The warmest months (with the highest average high temperature) are July and August (26.2°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in September: 15.3°C

The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (3.3°C).

Average pressure in September
Valbonne, France

  • Average pressure in September: 1016mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is April (1013.9mbar).

Average wind speed in September
Valbonne, France

  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is August (8.1km/h).

Average humidity in September
Valbonne, France

  • Average humidity in September: 68%

The month with the highest relative humidity is November (72%).
The month with the lowest relative humidity is August (64%).

Average rainfall in September
Valbonne, France

  • Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is August (17mm).

Average rainfall days in September
Valbonne, France

  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is August (7.4 days).

Average snowfall in September
Valbonne, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Valbonne, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Valbonne, 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: 9h and 54min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 30min).

Average sunshine days in September
Valbonne, France

  • Average sunshine days in September: 19 days

The months with the most sunshine days are October and December (21.2 days).
The month with the least sunshine days is May (15.2 days).

Average UV index in September
Valbonne, 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 3).

Average cloud cover in September
Valbonne, France

  • Average cloud cover in September: 16

The months with the most cloud cover are February and November (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in September
Valbonne, France

  • Average visibility in September: 10km

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