Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
As August transitions into September, Harmignies sees a gentle drop in the average high-temperature, transitioning from an agreeable 22.7°C (72.9°F) to an enjoyable 19.5°C (67.1°F). An average minimum temperature of 10.5°C (50.9°F) marks the month of September.Humidity
In Harmignies, the average relative humidity in September is 79%.Rainfall
In Harmignies, Belgium, in September, it is raining for 13.2 days, with typically 32mm (1.26") of accumulated precipitation. Throughout the year, in Harmignies, there are 181.2 rainfall days, and 503mm (19.8") of precipitation is accumulated.Snowfall
In Harmignies, snow does not fall in April through September.Daylight
In September, the average length of the day in Harmignies is 12h and 37min.On the first day of the month, sunrise is at 06:59 and sunset at 20:28. On the last day of September, in Harmignies, sunrise is at 07:43 and sunset at 19:24 CEST.
Sunshine
In Harmignies, the average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index in Harmignies is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are the temperatures in Harmignies in September?
What is the average humidity in September in Harmignies?
How many days does it rain in September in Harmignies?
When it does not snow in Harmignies?
Does it snow in Harmignies in September?
How many hours of daylight does Harmignies have in September?
When are sunrise and sunset in September in Harmignies?
How long on average sun shines in September in Harmignies?
What is the UV index reading in September in Harmignies?
Average temperature in September
Harmignies, Belgium
- Average high temperature in September: 19.5°C
The warmest months (with the highest average high temperature) are July and August (22.7°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in September: 10.5°C
The months with the highest average low temperature are July and August (12.9°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Harmignies, Belgium
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in September
Harmignies, Belgium
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in September
Harmignies, Belgium
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in September
Harmignies, Belgium
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in September
Harmignies, Belgium
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is March (12.8 days).
Average snowfall in September
Harmignies, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Harmignies, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Harmignies, Belgium
- Average daylight in September: 12h and 4min
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 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Harmignies, Belgium
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Harmignies, Belgium
- 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
Harmignies, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in September
Harmignies, Belgium
- 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).
Harmignies, Belgium
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