Climate and monthly weather forecastHarnes, France
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Harnes, France, with an average temperature varying between 5.7°C (42.3°F) and 1.2°C (34.2°F). The month of January sees the lowest average temperatures, reaching 5.7°C (42.3°F) at the peak and 1.2°C (34.2°F) at the low. Weather in January »Weather in February
February, the last month of the winter in Harnes, is a chilly month, with temperature in the range of an average high of 7°C (44.6°F) and an average low of 1.7°C (35.1°F). February's advent presents an average high-temperature of a frosty 7°C (44.6°F), indicating a slight variation from the conditions of the previous month. Weather in February »Weather in March
The first month of the spring, March, is a cool month in Harnes, France, with an average temperature ranging between max 10.6°C (51.1°F) and min 3.3°C (37.9°F). In Harnes, the onset of March comes with a modest high-temperature shift, transitioning from February's chilly 7°C (44.6°F) to a cool 10.6°C (51.1°F). Weather in March »Weather in April
April in Harnes, France, is a mild spring month, with an average temperature fluctuating between 5.7°C (42.3°F) and 15.1°C (59.2°F). The start of April brings a subtle shift in the average high-temperature, edging up from March's cool 10.6°C (51.1°F) to a mild 15.1°C (59.2°F). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Harnes, France, with an average temperature fluctuating between 17.3°C (63.1°F) and 7.9°C (46.2°F). In May, Harnes notes an average high-temperature of an enjoyable 17.3°C (63.1°F), hardly different from the preceding month. Weather in May »Weather in June
The first month of the summer, June, is an agreeable month in Harnes, France, with an average temperature varying between 11°C (51.8°F) and 20.4°C (68.7°F). The onset of June marks a slight increase in the average high-temperature, moving from a refreshing 17.3°C (63.1°F) in May to an agreeable 20.4°C (68.7°F). Weather in June »Weather in July
July, like June, is another pleasant summer month in Harnes, France, with an average temperature varying between 22.8°C (73°F) and 13.3°C (55.9°F). During July and August, Harnes experiences its highest average temperatures, peaking at 22.8°C (73°F). Weather in July »Weather in August
August, the last month of the summer in Harnes, is also an agreeable month, with an average temperature varying between 22.8°C (73°F) and 13.8°C (56.8°F). Harnes's peak temperatures tend to occur in July and August, with an average high-temperature of 22.8°C (73°F). Weather in August »Weather in September
September, the first month of the autumn in Harnes, is still a refreshing month, with an average temperature ranging between min 11.4°C (52.5°F) and max 19.6°C (67.3°F). The shift from August to September coincides with a small decrease in the average high-temperature, down to an enjoyable 19.6°C (67.3°F) from an agreeable 22.8°C (73°F). Weather in September »Weather in October
October, the same as September, in Harnes, France, is another refreshing autumn month, with an average temperature fluctuating between 8.7°C (47.7°F) and 15.2°C (59.4°F). October is characterized by a slight reduction in average high-temperature, easing from an enjoyable 19.6°C (67.3°F) in September to a mild 15.2°C (59.4°F). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Harnes, France, with an average temperature ranging between max 10°C (50°F) and min 5.2°C (41.4°F). November's arrival correlates with a reduction in the average high-temperature, down from a mild 15.2°C (59.4°F) in October to a cool 10°C (50°F). Weather in November »Weather in December
December, the first month of the winter in Harnes, is still a chilly month, with temperature in the range of an average low of 2.7°C (36.9°F) and an average high of 6.9°C (44.4°F). The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a fresh 10°C (50°F) in November to a chilly 6.9°C (44.4°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Harnes, France
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).
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
Harnes, France
- Average pressure in January:
1016.2mbar - Average pressure in February:
1015.2mbar - Average pressure in March:
1016.1mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.8mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1016mbar - Average pressure in August:
1015.9mbar - Average pressure in September:
1017.6mbar - Average pressure in October:
1016.3mbar - Average pressure in November:
1012.3mbar - Average pressure in December:
1016.4mbar
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
Harnes, France
- Average wind speed in January:
17.6km/h - Average wind speed in February:
18.3km/h - Average wind speed in March:
16.5km/h - Average wind speed in April:
13.5km/h - Average wind speed in May:
13.6km/h - Average wind speed in June:
13.3km/h
- Average wind speed in July:
12.9km/h - Average wind speed in August:
12.5km/h - Average wind speed in September:
12.6km/h - Average wind speed in October:
14.7km/h - Average wind speed in November:
16.5km/h - Average wind speed in December:
18.2km/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
Harnes, France
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall
Harnes, France
The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days
Harnes, France
- Average rainfall days in January:
14.5 days - Average rainfall days in February:
11.8 days - Average rainfall days in March:
13.2 days - Average rainfall days in April:
12.9 days - Average rainfall days in May:
15.7 days - Average rainfall days in June:
14.7 days
- Average rainfall days in July:
15.2 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
10.4 days - Average rainfall days in October:
12.6 days - Average rainfall days in November:
13.9 days - Average rainfall days in December:
15.6 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
Harnes, France
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
Harnes, France
- Average snowfall days in January:
3 days - Average snowfall days in February:
3.2 days - Average snowfall days in March:
0.9 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
2.4 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 / Average sunshine
Harnes, France
- Average daylight in January:
8h and 36min - Average daylight in February:
10h and 6min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 48min - Average daylight in May:
15h and 30min - Average daylight in June:
16h and 24min
- Average daylight in July:
15h and 54min - Average daylight in August:
14h and 30min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 42min - Average daylight in November:
9h and 0min - Average daylight in December:
8h and 6min
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 January:
3h and 54min - Average sunshine in February:
4h and 36min - Average sunshine in March:
5h and 54min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 6min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
9h and 12min - Average sunshine in August:
8h and 54min - Average sunshine in September:
7h and 12min - Average sunshine in October:
5h and 36min - Average sunshine in November:
4h and 12min - Average sunshine in December:
4h and 6min
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
Harnes, France
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
15.1 days - Average sunshine days in April:
14 days - Average sunshine days in May:
12.6 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
13 days - Average sunshine days in August:
13.9 days - Average sunshine days in September:
17 days - Average sunshine days in October:
16 days - Average sunshine days in November:
12.9 days - Average sunshine days in December:
12.8 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
Harnes, France
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
Harnes, France
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
Harnes, France
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).








