September weather forecast
Plerguer, France

September

Weather in September

September, the first month of the autumn in Plerguer, is still a refreshing month, with an average temperature fluctuating between 19.7°C (67.5°F) and 12.5°C (54.5°F).

Temperature

Plerguer experiences a subtle adjustment in high-temperatures to a comfortable 19.7°C (67.5°F) with the onset of September, maintaining near parity with August's 21.3°C (70.3°F). Throughout September, the nighttime temperature in Plerguer averages to a fresh 12.5°C (54.5°F).

Humidity

The least humid month is September, with an average relative humidity of 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 14.3 days and accumulates 28mm (1.1") of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 35min.
On the first day of September in Plerguer, sunrise is at 07:25 and sunset at 20:49. On the last day of the month, sunrise is at 08:06 and sunset at 19:48 CEST.

Sunshine

The average sunshine in September in Plerguer is 7.4h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, a daily UV index of 4 turns into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the usual temperature for Plerguer in September?
The average high-temperature, in September, in Plerguer, is 19.7°C (67.5°F), while the average low-temperature is 12.5°C (54.5°F).
What is the least humid month in Plerguer?
September is the least humid month, with an average relative humidity of 78%.
What is the average humidity in September in Plerguer?
In September, the average relative humidity is 78%.
What is the driest month in Plerguer?
September is the month with the least rainfall. Rain falls for 14.3 days and accumulates 28mm (1.1") of precipitation.
How much does it rain in Plerguer in September?
In Plerguer, France, in September, during 14.3 rainfall days, 28mm (1.1") of precipitation is typically accumulated.
When it does not snow in Plerguer?
May through October are months without snowfall.
How many hours of daylight does Plerguer have in September?
The average day length in September is 12h and 35min.
When are sunrise and sunset in September in Plerguer?
On the first day of September in Plerguer, sunrise is at 07:25 and sunset at 20:49. On the last day of the month, sunrise is at 08:06 and sunset at 19:48 CEST.
How long on average sun shines in September in Plerguer?
The average sunshine duration in September in Plerguer is 7.4h.
What is the UV index reading in September in Plerguer?
The average daily maximum UV index in September in Plerguer is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Plerguer, France
Average temperature in September
Plerguer, France
  • Average high temperature in September: 19.7°C

The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in September: 12.5°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).

Average pressure in September - Plerguer, France
Average pressure in September
Plerguer, France
  • Average pressure in September: 1018.2mbar

The month with the highest atmospheric pressure is September (1018.2mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).

Average wind speed in September - Plerguer, France
Average wind speed in September
Plerguer, France
  • Average wind speed in September: 15.3km/h

The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is August (14.3km/h).

Average humidity in September - Plerguer, France
Average humidity in September
Plerguer, France
  • Average humidity in September: 78%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is September (78%).

Average rainfall in September - Plerguer, France
Average rainfall in September
Plerguer, France
  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is November (72mm).
The driest month (with the least rainfall) is September (28mm).

Average rainfall days in September - Plerguer, France
Average rainfall days in September
Plerguer, France
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is January (20.2 days).
The month with the least rainy days is September (14.3 days).

Average snowfall in September - Plerguer, France
Average snowfall in September
Plerguer, France
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (11mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September - Plerguer, France
Average snowfall days in September
Plerguer, France
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.9 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 - Plerguer, France
Average daylight in September /
Average sunshine in September
Plerguer, France
  • Average daylight in September: 12h and 4min

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 24min).

  • Average sunshine in September: 7h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September - Plerguer, France
Average sunshine days in September
Plerguer, France
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is September (12.5 days).
The months with the least sunshine days are January and November (6.6 days).

Average UV index in September - Plerguer, France
Average UV index in September
Plerguer, France
  • Average UV index in September: 4

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

Average cloud cover in September - Plerguer, France
Average cloud cover in September
Plerguer, France
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 39).

Average visibility in September - Plerguer, France
Average visibility in September
Plerguer, France
  • Average visibility in September: 9km

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

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