September weather forecastLiévin, France

September

Weather in September

September, the first month of the autumn in Liévin, is still a comfortable month, with an average temperature fluctuating between 19.6°C (67.3°F) and 11.4°C (52.5°F).

Temperature

The transition into September subtly indicates a reduction in the average high-temperature, down to an enjoyable 19.6°C (67.3°F) from August's pleasant 22.8°C (73°F). Nighttime temperature in Liévin experiences an average drop to a fresh 11.4°C (52.5°F) in September.

Humidity

The average relative humidity in September in Liévin is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10.4 days and typically collects 18mm (0.71") of precipitation.

Snowfall

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

Daylight

The average length of the day in September in Liévin is 12h and 37min.
On the first day of the month, sunrise is at 07:04 and sunset at 20:33. On the last day of September, sunrise is at 07:48 and sunset at 19:29 CEST.

Sunshine

In September, the average sunshine is 7.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

During September, Liévin experiences an average high-temperature of 19.6°C (67.3°F) and a low-temperature of 11.4°C (52.5°F).

The average relative humidity in September in Liévin is 77%.

The month with the least rainfall in Liévin, France, is September, when the rain falls for 10.4 days and typically collects 18mm (0.71") of precipitation.

In Liévin, during September, the rain falls for 10.4 days and regularly aggregates up to 18mm (0.71") of precipitation.

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

In Liévin, the average day length in September is 12h and 37min.

On the first day of September in Liévin, France, sunrise is at 07:04 and sunset at 20:33. On the last day of the month, sunrise is at 07:48 and sunset at 19:29 CEST.

The average sunshine duration in September in Liévin is 7.2h.

In Liévin, France, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes 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
Liévin, France

  • Average high temperature in September: 19.6°C

The warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (5.7°C).

  • Average low temperature in September: 11.4°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).

Average pressure in September
Liévin, France

  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).

Average wind speed in September
Liévin, France

  • Average wind speed in September: 12.6km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (12.5km/h).

Average humidity in September
Liévin, France

  • Average humidity in September: 77%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Liévin, France

  • Average rainfall in September: 18mm

The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in September
Liévin, France

  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is September (10.4 days).

Average snowfall in September
Liévin, France

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (30mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Liévin, France

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.2 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
Liévin, France

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in September: 7h and 12min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Liévin, France

  • Average sunshine days in September: 17 days

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is January (11.3 days).

Average UV index in September
Liévin, France

  • Average UV index in September: 4

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

Average cloud cover in September
Liévin, France

  • Average cloud cover in September: 44

The months with the most cloud cover are January and November (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 41).

Average visibility in September
Liévin, France

  • Average visibility in September: 9km

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