Climate and monthly weather forecastHeilles, France
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Heilles, France, with temperature in the range of an average high of 5.5°C (41.9°F) and an average low of 1°C (33.8°F). January stands out as Heilles's coldest month, with an average high-temperature of 5.5°C (41.9°F) and a low-temperature of 1°C (33.8°F). Weather in January »Weather in February
The last month of the winter, February, is a chilly month in Heilles, France, with an average temperature ranging between max 6.8°C (44.2°F) and min 1.2°C (34.2°F). The onset of February notes an average high-temperature of a frosty 6.8°C (44.2°F), subtly shifted from January's 5.5°C (41.9°F). Weather in February »Weather in March
March, the first month of the spring in Heilles, is a fresh month, with an average temperature fluctuating between 3°C (37.4°F) and 10.8°C (51.4°F). In Heilles, the average high-temperature in March slightly increases from a chilly 6.8°C (44.2°F) in February to a cool 10.8°C (51.4°F). Weather in March »Weather in April
April is a mild spring month in Heilles, France, with temperature in the range of an average low of 5.2°C (41.4°F) and an average high of 14.8°C (58.6°F). A subtle rise in the average high-temperature is observed during April, adjusting from a fresh 10.8°C (51.4°F) in March to a mild 14.8°C (58.6°F). Weather in April »Weather in May
May, the last month of the spring in Heilles, is a refreshing month, with an average temperature fluctuating between 7.4°C (45.3°F) and 16.9°C (62.4°F). With May's arrival, Heilles, France, notes an average high-temperature of a comfortable 16.9°C (62.4°F), closely following the trend of the preceding month. Weather in May »Weather in June
June, the first month of the summer in Heilles, is an agreeable month, with temperature in the range of an average high of 20.1°C (68.2°F) and an average low of 10.8°C (51.4°F). June's arrival brings a slight change in high-temperatures, adjusting from an enjoyable 16.9°C (62.4°F) in May to a pleasant 20.1°C (68.2°F). Weather in June »Weather in July
July, the same as June, in Heilles, France, is an agreeable summer month, with an average temperature ranging between max 22.8°C (73°F) and min 12.8°C (55°F). The advent of July observes an average high-temperature of a still agreeable 22.8°C (73°F), nearly identical to June's 20.1°C (68.2°F). Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Heilles, France, with an average temperature varying between 22.9°C (73.2°F) and 13.1°C (55.6°F). The month of August, characterized by an average high of 22.9°C (73.2°F) and a low of 13.1°C (55.6°F), is recognized as the warmest. Weather in August »Weather in September
The first month of the autumn, September, is still a comfortable month in Heilles, France, with an average temperature ranging between min 10.5°C (50.9°F) and max 19.6°C (67.3°F). The transition to September results in a modest reduction in average high-temperature, moving from an agreeable 22.9°C (73.2°F) in August to a comfortable 19.6°C (67.3°F). Weather in September »Weather in October
October, the same as September, in Heilles, France, is another mild autumn month, with an average temperature ranging between min 8.1°C (46.6°F) and max 15.3°C (59.5°F). The arrival of October suggests a slight decrease in the average high-temperature, moving from a refreshing 19.6°C (67.3°F) in September to a moderate 15.3°C (59.5°F). Weather in October »Weather in November
November, the last month of the autumn in Heilles, is another chilly month, with an average temperature varying between 4.9°C (40.8°F) and 9.9°C (49.8°F). Heilles's November weather shows a moderate shift in high-temperatures, falling from October's moderate 15.3°C (59.5°F) to a chilly 9.9°C (49.8°F). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Heilles, France, with an average temperature varying between 2.5°C (36.5°F) and 6.7°C (44.1°F). The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a chilly 9.9°C (49.8°F) in November to a still frosty 6.7°C (44.1°F). Weather in December »Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Heilles, January is the coldest month, with temperatures averaging a high of 5.5°C (41.9°F) and a low of 1°C (33.8°F).
Throughout the year, in Heilles, France, there are 176.9 rainfall days, and 456mm (17.95") of precipitation is accumulated.
January through March, November and December are months with snowfall in Heilles, France.
January is the month with the most snowfall in Heilles. Snow falls for 2.3 days and accumulates 23mm (0.91") of snow.
In Heilles, France, during the entire year, snow falls for 8.8 days and aggregates up to 72mm (2.83") of snow.
January has the least sunshine of the year in Heilles, with an average of 3.5h of sunshine.
The months with the lowest UV index in Heilles are January, February, November and December, with an average maximum UV index of 2.
In Heilles, snow does not fall in April through October.
With an average of 16h and 12min of daylight, June has the longest days of the year in Heilles.
June has the most sunshine of the year in Heilles, with an average of 8.8h of sunshine.
June through August, with an average maximum UV index of 5, are months with the highest UV index in Heilles.
August is the month when Heilles's temperatures reach their peak, with averages of 22.9°C (73.2°F) and lows of 13.1°C (55.6°F).
With an average relative humidity of 76%, August is the least humid month.
September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 21mm (0.83") of precipitation.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Heilles, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
The most humid month in Heilles, France, is December, with an average relative humidity of 89%.
The month with the most rainfall is December, when the rain falls for 15.9 days and typically aggregates up to 55mm (2.17") of precipitation.
With an average of 8h and 18min of daylight, December has the shortest days of the year in Heilles, France.
Average temperature
Heilles, France
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (5.5°C).
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure
Heilles, France
- Average pressure in January:
1017mbar - Average pressure in February:
1015.8mbar - Average pressure in March:
1016.4mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.9mbar - Average pressure in June:
1016.7mbar
- Average pressure in July:
1016.4mbar - Average pressure in August:
1016.3mbar - Average pressure in September:
1018mbar - Average pressure in October:
1016.7mbar - Average pressure in November:
1012.8mbar - Average pressure in December:
1017.5mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed
Heilles, France
- Average wind speed in January:
16.5km/h - Average wind speed in February:
17.5km/h - Average wind speed in March:
15.9km/h - Average wind speed in April:
12.9km/h - Average wind speed in May:
12.8km/h - Average wind speed in June:
12.4km/h
- Average wind speed in July:
11.8km/h - Average wind speed in August:
11.2km/h - Average wind speed in September:
11.7km/h - Average wind speed in October:
13.7km/h - Average wind speed in November:
15.5km/h - Average wind speed in December:
17.1km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity
Heilles, France
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall
Heilles, France
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days
Heilles, France
- Average rainfall days in January:
15.2 days - Average rainfall days in February:
11.3 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
14 days - Average rainfall days in May:
16.2 days - Average rainfall days in June:
17.5 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
13.9 days - Average rainfall days in November:
14 days - Average rainfall days in December:
15.9 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (11.3 days).
Average snowfall
Heilles, France
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Heilles, France
- Average snowfall days in January:
2.3 days - Average snowfall days in February:
2.7 days - Average snowfall days in March:
0.7 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 (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Heilles, France
- Average daylight in January:
8h and 42min - Average daylight in February:
10h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 48min - Average daylight in May:
15h and 24min - Average daylight in June:
16h and 12min
- Average daylight in July:
15h and 48min - Average daylight in August:
14h and 24min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 6min - Average daylight in December:
8h and 18min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in January:
3h and 30min - Average sunshine in February:
4h and 36min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 36min - Average sunshine in May:
7h and 48min - Average sunshine in June:
8h and 48min
- Average sunshine in July:
8h and 42min - Average sunshine in August:
8h and 36min - Average sunshine in September:
7h and 18min - Average sunshine in October:
5h and 30min - Average sunshine in November:
3h and 48min - Average sunshine in December:
3h and 54min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Heilles, France
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11.4 days - Average sunshine days in March:
15.7 days - Average sunshine days in April:
13.5 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
10.8 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
14.3 days - Average sunshine days in November:
12.7 days - Average sunshine days in December:
10.6 days
The month with the most sunshine days is March (15.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index
Heilles, 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
Heilles, France
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 43).
Average visibility
Heilles, France
The months with the highest visibility are February, March, April, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, May and November (8km).
