September weather forecast and climate
Saint-Barthélemy-de-Vals, France

Weather in September

September, the first month of the autumn, in Saint-Barthélemy-de-Vals, is still a pleasant month, with average temperature fluctuating between 11.3°C (52.3°F) and 22.2°C (72°F).

Temperature

In Saint-Barthélemy-de-Vals, the average high-temperature decreases, from a moderately hot 27.3°C (81.1°F) in August, to a pleasant 22.2°C (72°F). The average low-temperature, in Saint-Barthélemy-de-Vals, is 11.3°C (52.3°F).

Humidity

In Saint-Barthélemy-de-Vals, the average relative humidity in September is 73%.

Rainfall

In Saint-Barthélemy-de-Vals, during September, the rain falls for 6.6 days and regularly aggregates up to 17mm (0.67") of precipitation. In Saint-Barthélemy-de-Vals, during the entire year, the rain falls for 114.3 days and collects up to 320mm (12.6") of precipitation.

Snowfall

April through October are months without snowfall in Saint-Barthélemy-de-Vals.

Daylight

In Saint-Barthélemy-de-Vals, France, the average length of the day in September is 12.5h.

Sunshine

In Saint-Barthélemy-de-Vals, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Saint-Barthélemy-de-Vals?

In Saint-Barthélemy-de-Vals, France, in September, the average high-temperature is 22.2°C (72°F), and the average low-temperature is 11.3°C (52.3°F).

What is the average humidity in September in Saint-Barthélemy-de-Vals?

In Saint-Barthélemy-de-Vals, the average relative humidity in September is 73%.

How many days does it rain in September in Saint-Barthélemy-de-Vals?

In September, the rain falls for 6.6 days. Throughout September, 17mm (0.67") of precipitation is accumulated.

When it does not snow in Saint-Barthélemy-de-Vals?

In Saint-Barthélemy-de-Vals, France, snow does not fall in April through October.

What is the average length of the day in September in Saint-Barthélemy-de-Vals?

The average length of the day in September in Saint-Barthélemy-de-Vals, France, is 12.5h.

How long on average sun shines in September in Saint-Barthélemy-de-Vals?

The average sunshine in September is 9h.

What is the UV index reading in September in Saint-Barthélemy-de-Vals?

The average daily maximum UV index in September in Saint-Barthélemy-de-Vals is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Saint-Barthélemy-de-Vals, France

Average temperature in September - Saint-Barthélemy-de-Vals, France
  • Average high temperature in September: 22.2°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in September: 11.3°C

The month with the highest average low temperature is July (14.6°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).

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Average pressure in September
Saint-Barthélemy-de-Vals, France

Average pressure in September - Saint-Barthélemy-de-Vals, France
  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).

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Average wind speed in September
Saint-Barthélemy-de-Vals, France

Average wind speed in September - Saint-Barthélemy-de-Vals, France
  • Average wind speed in September: 10km/h

The windiest month (with the highest average wind speed) is February (12.9km/h).
The calmest month (with the lowest average wind speed) is September (10km/h).

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Average humidity in September
Saint-Barthélemy-de-Vals, France

Average humidity in September - Saint-Barthélemy-de-Vals, France
  • Average humidity in September: 73%

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in September
Saint-Barthélemy-de-Vals, France

Average rainfall in September - Saint-Barthélemy-de-Vals, France
  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is November (60mm).
The driest month (with the least rainfall) is August (16mm).

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Average rainfall days in September
Saint-Barthélemy-de-Vals, France

Average rainfall days in September - Saint-Barthélemy-de-Vals, France
  • Average rainfall days in September: 6.6 days

Months with the highest number of rainy days are April and May (11.7 days).
The month with the least rainy days is September (6.6 days).

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Average snowfall in September
Saint-Barthélemy-de-Vals, France

Average snowfall in September - Saint-Barthélemy-de-Vals, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is November (55mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Saint-Barthélemy-de-Vals, France

Average snowfall days in September - Saint-Barthélemy-de-Vals, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Saint-Barthélemy-de-Vals, France

Average daylight in September / Average sunshine in September - Saint-Barthélemy-de-Vals, France
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in September: 9h

Months with the most sunshine are July and August (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 5.3h).

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Average sunshine days in September
Saint-Barthélemy-de-Vals, France

Average sunshine days in September - Saint-Barthélemy-de-Vals, France
  • Average sunshine days in September: 21.1 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (15.1 days).

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Average UV index in September
Saint-Barthélemy-de-Vals, France

Average UV index in September - Saint-Barthélemy-de-Vals, France
  • Average UV index in September: 4

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

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Average cloud cover in September
Saint-Barthélemy-de-Vals, France

Average cloud cover in September - Saint-Barthélemy-de-Vals, France
  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in September
Saint-Barthélemy-de-Vals, France

Average visibility in September - Saint-Barthélemy-de-Vals, France
  • Average visibility in September: 9km

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

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