Climate and monthly weather forecastBrennilis, France
Climate and monthly weather forecast
Weather in January
January, the same as December, in Brennilis, France, is another chilly winter month, with an average temperature fluctuating between 5.2°C (41.4°F) and 9°C (48.2°F). Brennilis's temperature records reveal January as the coldest month, marked by average highs of 9°C (48.2°F) and lows of 5.2°C (41.4°F). Weather in January »Weather in February
February, the last month of the winter in Brennilis, is another chilly month, with an average temperature ranging between max 9.1°C (48.4°F) and min 4.8°C (40.6°F). February's weather displays an average high-temperature of a still frosty 9.1°C (48.4°F), slightly varied from January's 9°C (48.2°F). Weather in February »Weather in March
March, the first month of the spring in Brennilis, is a cool month, with an average temperature varying between 11.2°C (52.2°F) and 5.3°C (41.5°F). Brennilis's average high-temperature in March is a cool 11.2°C (52.2°F), marking an insignificant difference from the 9.1°C (48.4°F) of February. Weather in March »Weather in April
April in Brennilis, France, is a refreshing spring month, with an average temperature varying between 13.5°C (56.3°F) and 6.4°C (43.5°F). April's onset records an average high-temperature of a mild 13.5°C (56.3°F), a near match to March's 11.2°C (52.2°F). Weather in April »Weather in May
May, the last month of the spring in Brennilis, is another refreshing month, with an average temperature ranging between min 8.6°C (47.5°F) and max 15.8°C (60.4°F). The start of May marks an average high-temperature of a still mild 15.8°C (60.4°F), hardly distinguishable from the conditions in April. Weather in May »Weather in June
June, the first month of the summer in Brennilis, is a comfortable month, with an average temperature fluctuating between 18.3°C (64.9°F) and 11.1°C (52°F). June's beginning signals an average high-temperature of a comfortable 18.3°C (64.9°F), barely different from May's 15.8°C (60.4°F). Weather in June »Weather in July
July in Brennilis, France, is an agreeable summer month, with an average temperature ranging between min 12.8°C (55°F) and max 20.1°C (68.2°F). July stands out as Brennilis's warmest month, with temperatures ranging between an average high of 20.1°C (68.2°F) and a low of 12.8°C (55°F). Weather in July »Weather in August
August, the last month of the summer in Brennilis, is another comfortable month, with an average temperature varying between 19.9°C (67.8°F) and 13.2°C (55.8°F). Brennilis notes an average high-temperature of a refreshing 19.9°C (67.8°F) in August, hardly diverging from July. Weather in August »Weather in September
September, the first month of the autumn in Brennilis, is still a comfortable month, with an average temperature fluctuating between 11.6°C (52.9°F) and 19°C (66.2°F). The initiation of September sees an average high-temperature of a still refreshing 19°C (66.2°F), showing minor variations from the previous month. Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Brennilis, France, with an average temperature varying between 10.5°C (50.9°F) and 16°C (60.8°F). The arrival of October corresponds with a light shift in temperature, down from a refreshing 19°C (66.2°F) in September to a still comfortable 16°C (60.8°F). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Brennilis, France, with an average temperature ranging between max 12.1°C (53.8°F) and min 8.1°C (46.6°F). Brennilis's transition into November involves a gentle shift in temperature, receding from a comfortable 16°C (60.8°F) in October to a fresh 12.1°C (53.8°F). Weather in November »Weather in December
December, the first month of the winter in Brennilis, is also a fresh month, with temperature in the range of an average high of 10.2°C (50.4°F) and an average low of 6.5°C (43.7°F). Brennilis's December reports an average high-temperature of a still fresh 10.2°C (50.4°F), exhibiting a minor difference from November. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Brennilis, France
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (9°C).
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure
Brennilis, France
- Average pressure in January:
1016.8mbar - Average pressure in February:
1015.8mbar - Average pressure in March:
1016.4mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1017.6mbar - Average pressure in June:
1017.2mbar
- Average pressure in July:
1017.3mbar - Average pressure in August:
1017mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1015.8mbar - Average pressure in November:
1012mbar - Average pressure in December:
1017.3mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed
Brennilis, France
- Average wind speed in January:
21.5km/h - Average wind speed in February:
21.7km/h - Average wind speed in March:
20km/h - Average wind speed in April:
16.8km/h - Average wind speed in May:
15.5km/h - Average wind speed in June:
15.2km/h
- Average wind speed in July:
14.8km/h - Average wind speed in August:
14.8km/h - Average wind speed in September:
15.3km/h - Average wind speed in October:
17.2km/h - Average wind speed in November:
20.7km/h - Average wind speed in December:
21.7km/h
The windiest months (with the highest average wind speed) are February and December (21.7km/h).
The calmest months (with the lowest average wind speed) are July and August (14.8km/h).
Average humidity
Brennilis, France
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is April (81%).
Average rainfall
Brennilis, France
The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days
Brennilis, France
- Average rainfall days in January:
21 days - Average rainfall days in February:
18.6 days - Average rainfall days in March:
17.4 days - Average rainfall days in April:
16.6 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
17.1 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
18.5 days - Average rainfall days in September:
14.4 days - Average rainfall days in October:
17.7 days - Average rainfall days in November:
21.1 days - Average rainfall days in December:
20.6 days
The month with the highest number of rainy days is November (21.1 days).
The month with the least rainy days is September (14.4 days).
Average snowfall
Brennilis, France
The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Brennilis, France
- Average snowfall days in January:
0.9 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.6 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:
0.3 days - Average snowfall days in December:
1.1 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Brennilis, France
- Average daylight in January:
8h and 54min - Average daylight in February:
10h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 12min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 36min - Average daylight in August:
14h and 18min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 12min - Average daylight in December:
8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January:
3h and 18min - Average sunshine in February:
5h and 18min - Average sunshine in March:
5h and 48min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 12min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
7h and 12min - Average sunshine in September:
6h and 54min - Average sunshine in October:
6h and 12min - Average sunshine in November:
4h and 0min - Average sunshine in December:
3h and 12min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days
Brennilis, France
- Average sunshine days in January:
6.3 days - Average sunshine days in February:
6.8 days - Average sunshine days in March:
9.8 days - Average sunshine days in April:
9.9 days - Average sunshine days in May:
10.4 days - Average sunshine days in June:
9.3 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
9 days - Average sunshine days in September:
11.2 days - Average sunshine days in October:
8.4 days - Average sunshine days in November:
5.9 days - Average sunshine days in December:
6.9 days
The month with the most sunshine days is September (11.2 days).
The month with the least sunshine days is November (5.9 days).
Average UV index
Brennilis, France
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover
Brennilis, France
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 45).
Average visibility
Brennilis, 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).





