September weather forecastMerckeghem, France
September weather forecast for Merckeghem, France: September, the first month of the autumn in Merckeghem, is still a refreshing month, with an average temperature varying between 13.6°C (56.5°F) and 18.7°C (65.7°F). On the first day of September in Merckeghem, sunrise is at 07:05 and sunset at 20:35.
September
Weather in September
September, the first month of the autumn in Merckeghem, is still a refreshing month, with an average temperature varying between 13.6°C (56.5°F) and 18.7°C (65.7°F).Temperature
September brings an average high-temperature of a refreshing 18.7°C (65.7°F), nearly identical to the preceding month. Throughout September, the temperature falls to an average low of 13.6°C (56.5°F).Humidity
The average relative humidity in September is 76%.Rainfall
In Merckeghem, in September, it is raining for 14.1 days, with typically 33mm (1.3") of accumulated precipitation. In Merckeghem, during the entire year, the rain falls for 185 days and collects up to 507mm (19.96") of precipitation.Snowfall
In Merckeghem, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 07:05 and sunset at 20:35. On the last day of September, sunrise is at 07:50 and sunset at 19:30 CEST.
Sunshine
The average sunshine in September is 7.4h.UV index
In Merckeghem, France, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Merckeghem, France
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 13.6°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (3.6°C).
Average pressure in September
Merckeghem, France
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in September
Merckeghem, France
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is December (24km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in September
Merckeghem, France
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Merckeghem, France
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Merckeghem, France
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is November (18.3 days).
The month with the least rainy days is April (11.6 days).
Average snowfall in September
Merckeghem, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Merckeghem, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.9 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
Merckeghem, 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 0min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Merckeghem, France
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is April (16.5 days).
The month with the least sunshine days is November (9.1 days).
Average UV index in September
Merckeghem, 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
Merckeghem, France
- Average cloud cover in September: 41
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 38).
Average visibility in September
Merckeghem, France
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).





