September weather forecast
Plabennec, France

September

Weather in September

September, the first month of the autumn in Plabennec, is still a refreshing month, with an average temperature varying between 12.7°C (54.9°F) and 18.6°C (65.5°F).

Temperature

Plabennec, France, transitions into September recording an average high-temperature of a still refreshing 18.6°C (65.5°F), closely aligning with the preceding month's temperature. Plabennec, during September nights, observes an average temperature of 12.7°C (54.9°F).

Humidity

April and September, with an average relative humidity of 80%, are the least humid months.

Rainfall

September is the month with the least rainfall in Plabennec. Rain falls for 12.5 days and accumulates 24mm (0.94") of precipitation.

Snowfall

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

Daylight

In Plabennec, the average length of the day in September is 12h and 35min.
On the first day of September in Plabennec, sunrise is at 07:35 and sunset at 20:59. On the last day of the month, sunrise is at 08:16 and sunset at 19:58 CEST.

Sunshine

In September, the average sunshine is 7.1h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the average September temperature in Plabennec?
The high-temperature during September is 18.6°C (65.5°F) and the low-temperature is 12.7°C (54.9°F).
What are the least humid months in Plabennec?
April and September, with an average relative humidity of 80%, are the least humid months in Plabennec.
What is the average humidity in September in Plabennec?
In Plabennec, the average relative humidity in September is 80%.
What is the driest month in Plabennec?
The month with the least rainfall in Plabennec is September, when the rain falls for 12.5 days and typically collects 24mm (0.94") of precipitation.
How much does it rain in Plabennec in September?
In Plabennec, during September, the rain falls for 12.5 days and regularly aggregates up to 24mm (0.94") of precipitation.
When it does not snow in Plabennec?
In Plabennec, snow does not fall in April through October.
How many hours of daylight does Plabennec have in September?
The average day length in September in Plabennec is 12h and 35min.
When are sunrise and sunset in September in Plabennec?
On the first day of September in Plabennec, France, sunrise is at 07:35 and sunset at 20:59. On the last day of the month, sunrise is at 08:16 and sunset at 19:58 CEST.
How long on average sun shines in September in Plabennec?
The average sunshine duration in September in Plabennec is 7.1h.
What is the UV index reading in September in Plabennec?
The average daily maximum UV index in September in Plabennec, France, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Plabennec, France
Average temperature in September
Plabennec, France
  • Average high temperature in September: 18.6°C

The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is February (9.6°C).

  • Average low temperature in September: 12.7°C

The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5.6°C).

Average pressure in September - Plabennec, France
Average pressure in September
Plabennec, France
  • Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

Average wind speed in September - Plabennec, France
Average wind speed in September
Plabennec, France
  • Average wind speed in September: 16.7km/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 July (16km/h).

Average humidity in September - Plabennec, France
Average humidity in September
Plabennec, France
  • Average humidity in September: 80%

The months with the highest relative humidity are January, June and December (83%).
The months with the lowest relative humidity are April and September (80%).

Average rainfall in September - Plabennec, France
Average rainfall in September
Plabennec, France
  • Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is November (77mm).
The driest month (with the least rainfall) is September (24mm).

Average rainfall days in September - Plabennec, France
Average rainfall days in September
Plabennec, France
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is December (19.5 days).
The month with the least rainy days is September (12.5 days).

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

The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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

The month with the highest number of snowfall days is February (1 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 - Plabennec, France
Average daylight in September /
Average sunshine in September
Plabennec, 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).

Average sunshine days in September - Plabennec, France
Average sunshine days in September
Plabennec, France
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is November (7.3 days).

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

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

Average cloud cover in September - Plabennec, France
Average cloud cover in September
Plabennec, France
  • Average cloud cover in September: 44

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 43).

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

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

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