Climate and monthly weather forecastTréogan, France
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Tréogan, France, with an average temperature varying between 3.3°C (37.9°F) and 8.4°C (47.1°F). Temperature readings reach their annual highs in January, averaging 8.4°C (47.1°F) and a minimum average of 3.3°C (37.9°F). Weather in January »Weather in February
February, the last month of the winter in Tréogan, is another chilly month, with an average temperature varying between 3°C (37.4°F) and 8.8°C (47.8°F). The shift from January to February is characterized by an average high-temperature of a still frosty 8.8°C (47.8°F), not significantly different from the 8.4°C (47.1°F) of January. Weather in February »Weather in March
The first month of the spring, March, is a cool month in Tréogan, France, with an average temperature varying between 11.3°C (52.3°F) and 3.8°C (38.8°F). Tréogan transitions into March recording an average high-temperature of a cool 11.3°C (52.3°F), closely aligning with the preceding month's temperature. Weather in March »Weather in April
April in Tréogan, France, is a mild spring month, with temperature in the range of an average high of 14.3°C (57.7°F) and an average low of 5.2°C (41.4°F). Tréogan perceives a slight temperature ascent during April, with average high-temperatures adjusting from a cool 11.3°C (52.3°F) in March to a moderate 14.3°C (57.7°F). Weather in April »Weather in May
May, the last month of the spring in Tréogan, is a comfortable month, with temperature in the range of an average high of 16.5°C (61.7°F) and an average low of 7.4°C (45.3°F). The transition from April to May brings an average high-temperature of a comfortable 16.5°C (61.7°F), barely different from April's 14.3°C (57.7°F). Weather in May »Weather in June
The first month of the summer, June, is also an enjoyable month in Tréogan, France, with an average temperature fluctuating between 10.3°C (50.5°F) and 19.3°C (66.7°F). June's arrival shows an average high-temperature of a still comfortable 19.3°C (66.7°F), hardly different from the previous month. Weather in June »Weather in July
July is a pleasant summer month in Tréogan, France, with temperature in the range of an average low of 12°C (53.6°F) and an average high of 21.4°C (70.5°F). July is the month that records the highest temperatures, with averages ranging from a high of 21.4°C (70.5°F) to a low of 12°C (53.6°F). Weather in July »Weather in August
The last month of the summer, August, is also an agreeable month in Tréogan, France, with an average temperature ranging between max 21.3°C (70.3°F) and min 12°C (53.6°F). August observes an average high-temperature of a still pleasant 21.3°C (70.3°F), marking an insignificant difference from July's 21.4°C (70.5°F). Weather in August »Weather in September
The first month of the autumn, September, is still a refreshing month in Tréogan, France, with an average temperature ranging between max 19.8°C (67.6°F) and min 10.3°C (50.5°F). The onset of September brings an average high-temperature of a refreshing 19.8°C (67.6°F), nearly matching the August temperature. Weather in September »Weather in October
October, like September, in Tréogan, France, is another comfortable autumn month, with an average temperature ranging between min 8.9°C (48°F) and max 16.2°C (61.2°F). October witnesses a gentle descent in average high-temperature, descending from September's comfortable 19.8°C (67.6°F) to a still refreshing 16.2°C (61.2°F). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Tréogan, France, with an average temperature ranging between min 6.5°C (43.7°F) and max 11.7°C (53.1°F). November's onset introduces a mild reduction in the average high-temperature, from an enjoyable 16.2°C (61.2°F) in October to a cool 11.7°C (53.1°F). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Tréogan, France, with temperature in the range of an average low of 4.7°C (40.5°F) and an average high of 9.3°C (48.7°F). The arrival of December denotes a barely perceptible change in the average high-temperatures to a frosty 9.3°C (48.7°F) from November's 11.7°C (53.1°F). Weather in December »Updated: Feb 2, 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 Tréogan, January records the average lowest temperatures, peaking at 8.4°C (47.1°F) and reaching a low of 3.3°C (37.9°F).
Throughout the year, there are 191.5 rainfall days, and 594mm (23.39") of precipitation is accumulated.
Months with snowfall in Tréogan, France, are January through April, November and December.
January is the month with the most snowfall in Tréogan, France. Snow falls for 2.3 days and accumulates 17mm (0.67") of snow.
In Tréogan, during the entire year, snow falls for 8.1 days and aggregates up to 46mm (1.81") of snow.
With an average of 3.4h of sunshine, January has the least sunshine of the year in Tréogan.
The months with the lowest UV index in Tréogan, France, are January, February, November and December, with an average maximum UV index of 2.
In Tréogan, snow does not fall in May through October.
With an average of 16h and 0min of daylight, June has the longest days of the year in Tréogan, France.
The months with the highest UV index in Tréogan are June and July, with an average maximum UV index of 5.
July, marked by an average high-temperature of 21.4°C (70.5°F) and a low-temperature of 12°C (53.6°F), is the warmest month in Tréogan.
July and September, with an average relative humidity of 81%, are the least humid months in Tréogan, France.
With an average of 9.6h of sunshine, July has the most sunshine of the year in Tréogan.
September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 26mm (1.02") of precipitation.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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.
With an average relative humidity of 89%, December is the most humid month in Tréogan, France.
The month with the most rainfall in Tréogan is December, when the rain falls for 17.5 days and typically aggregates up to 76mm (2.99") of precipitation.
The month with the shortest days in Tréogan is December, with an average of 8h and 24min of daylight.
Average temperature
Tréogan, France
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (8.4°C).
The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure
Tréogan, France
- Average pressure in January:
1017.2mbar - Average pressure in February:
1016.1mbar - Average pressure in March:
1016.6mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1017.5mbar - Average pressure in June:
1017.1mbar
- Average pressure in July:
1017.4mbar - Average pressure in August:
1017.2mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1016.2mbar - Average pressure in November:
1012.4mbar - Average pressure in December:
1017.9mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed
Tréogan, France
- Average wind speed in January:
16.7km/h - Average wind speed in February:
16.9km/h - Average wind speed in March:
16km/h - Average wind speed in April:
13.5km/h - Average wind speed in May:
12.8km/h - Average wind speed in June:
12.4km/h
- Average wind speed in July:
12km/h - Average wind speed in August:
11.5km/h - Average wind speed in September:
11.9km/h - Average wind speed in October:
13.4km/h - Average wind speed in November:
15.8km/h - Average wind speed in December:
16.2km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity
Tréogan, France
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and September (81%).
Average rainfall
Tréogan, France
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days
Tréogan, France
- Average rainfall days in January:
18.3 days - Average rainfall days in February:
15.3 days - Average rainfall days in March:
16.8 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
16.1 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
15.5 days - Average rainfall days in November:
17.9 days - Average rainfall days in December:
17.5 days
The month with the highest number of rainy days is January (18.3 days).
The month with the least rainy days is September (12.7 days).
Average snowfall
Tréogan, France
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Tréogan, France
- Average snowfall days in January:
2.3 days - Average snowfall days in February:
2.8 days - Average snowfall days in March:
0.8 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:
0.4 days - Average snowfall days in December:
1.6 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Tréogan, 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 18min - 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 24min - Average sunshine in February:
5h and 24min - Average sunshine in March:
5h and 54min - Average sunshine in April:
6h and 48min - Average sunshine in May:
8h and 0min - Average sunshine in June:
9h and 6min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
7h and 30min - Average sunshine in September:
7h and 6min - Average sunshine in October:
6h and 18min - Average sunshine in November:
4h and 6min - Average sunshine in December:
3h and 36min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Tréogan, France
- Average sunshine days in January:
8.5 days - Average sunshine days in February:
8.4 days - Average sunshine days in March:
11.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
11.6 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
11.2 days - Average sunshine days in November:
7.1 days - Average sunshine days in December:
10.5 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is November (7.1 days).
Average UV index
Tréogan, France
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Tréogan, France
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility
Tréogan, France
The months with the highest visibility are February, March and December (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (8km).
