Climate and monthly weather forecastPortieux, France
Climate and monthly weather forecast
Weather in January
January, like December, in Portieux, France, is a wintry winter month, with an average temperature fluctuating between 3.4°C (38.1°F) and -1.3°C (29.7°F). The lowest temperatures are recorded in January, with averages reaching a high of 3.4°C (38.1°F) and a low of -1.3°C (29.7°F). Weather in January »Weather in February
The last month of the winter, February, is also an icy month in Portieux, France, with an average temperature fluctuating between 4.5°C (40.1°F) and -0.7°C (30.7°F). As February unfolds, the average high-temperature reaches a still cold 4.5°C (40.1°F), hinting at a slight fluctuation from the previous month. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Portieux, France, with an average temperature fluctuating between 1.8°C (35.2°F) and 9.4°C (48.9°F). The start of March signals a slight increase in the average high-temperature, moving from an icy 4.5°C (40.1°F) in February to a frosty 9.4°C (48.9°F). Weather in March »Weather in April
April is a moderate spring month in Portieux, France, with an average temperature ranging between max 14.2°C (57.6°F) and min 4.6°C (40.3°F). With the onset of April, Portieux experiences a subtle temperature shift, with the average high-temperature moving from a chilly 9.4°C (48.9°F) in March to a mild 14.2°C (57.6°F). Weather in April »Weather in May
May, the last month of the spring in Portieux, is a refreshing month, with an average temperature varying between 7°C (44.6°F) and 16.8°C (62.2°F). Portieux transitions into May recording an average high-temperature of a comfortable 16.8°C (62.2°F), closely aligning with the preceding month's temperature. Weather in May »Weather in June
The first month of the summer, June, is a pleasant month in Portieux, France, with an average temperature fluctuating between 20.6°C (69.1°F) and 10.8°C (51.4°F). June's arrival sees a mild rise in the average high-temperature, transitioning from May's refreshing 16.8°C (62.2°F) to an agreeable 20.6°C (69.1°F). Weather in June »Weather in July
July, like June, is an agreeable summer month in Portieux, France, with an average temperature fluctuating between 22.7°C (72.9°F) and 12.8°C (55°F). The advent of July sees the average high-temperature at a still pleasant 22.7°C (72.9°F), subtly shifted from June's 20.6°C (69.1°F). Weather in July »Weather in August
August, the last month of the summer in Portieux, is another pleasant month, with an average temperature varying between 12.8°C (55°F) and 22.9°C (73.2°F). August is the warmest month of the year, registering average temperatures as high as 22.9°C (73.2°F) and as low as 12.8°C (55°F). Weather in August »Weather in September
September, the first month of the autumn in Portieux, is still a refreshing month, with an average temperature varying between 9.4°C (48.9°F) and 18.8°C (65.8°F). As August transitions into September, Portieux sees a gentle drop in the average high-temperature, transitioning from an agreeable 22.9°C (73.2°F) to a refreshing 18.8°C (65.8°F). Weather in September »Weather in October
October, like September, is another mild autumn month in Portieux, France, with temperature in the range of an average low of 6.1°C (43°F) and an average high of 13.9°C (57°F). October's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a refreshing 18.8°C (65.8°F) in September to a mild 13.9°C (57°F). Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Portieux, France, with temperature in the range of an average low of 2.8°C (37°F) and an average high of 8.2°C (46.8°F). The commencement of November indicates a shift in the average high-temperature, receding from October's mild 13.9°C (57°F) to a chilly 8.2°C (46.8°F). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Portieux, France, with temperature in the range of an average high of 5°C (41°F) and an average low of 0.3°C (32.5°F). A mild drop in Portieux's average high-temperature is observed in December, transitioning from a chilly 8.2°C (46.8°F) in November to a wintry 5°C (41°F). Weather in December »Updated: Jun 12, 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
January, recording an average high temperature of 3.4°C (38.1°F) and a low temperature of -1.3°C (29.7°F), is Portieux's coldest month.
The months with the highest humidity are January and December, with an average relative humidity of 89%.
Throughout the year, there are 183.3 rainfall days, and 678mm (26.69") of precipitation is accumulated.
January through May, October through December are months with snowfall.
The month with the most snowfall is January, when snow falls for 9.9 days and typically aggregates up to 92mm (3.62") of snow.
In Portieux, during the entire year, snow falls for 31.7 days and aggregates up to 349mm (13.74") of snow.
The months with the least sunshine are January and December, with an average of 3.8h of sunshine.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
April and August, with an average relative humidity of 79%, are the least humid months in Portieux, France.
The months with the least rainfall are April and September Rain falls for 13.9 days and accumulates 36mm (1.42") of rain.
June through September are months without snowfall.
June has the longest days of the year, with an average of 16h and 0min of daylight.
The months with the highest UV index are June and July, with an average maximum UV index of 5.
In Portieux, August records the average highest temperatures, peaking at 22.9°C (73.2°F) and reaching a low of 12.8°C (55°F).
The month with the most sunshine is August, with an average of 9.8h of sunshine.
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.
The month with the most rainfall is December, when the rain falls for 15.5 days and typically aggregates up to 84mm (3.31") of precipitation.
The month with the shortest days is December, with an average of 8h and 24min of daylight.
Average temperature
Portieux, 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 (3.4°C).
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure
Portieux, France
- Average pressure in January:
1018.9mbar - Average pressure in February:
1017.4mbar - Average pressure in March:
1017mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.4mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1016.6mbar - Average pressure in August:
1017mbar - Average pressure in September:
1018.4mbar - Average pressure in October:
1018.1mbar - Average pressure in November:
1015.1mbar - Average pressure in December:
1020mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is November (1015.1mbar).
Average wind speed
Portieux, France
- Average wind speed in January:
13.3km/h - Average wind speed in February:
14km/h - Average wind speed in March:
13km/h - Average wind speed in April:
10.6km/h - Average wind speed in May:
10.2km/h - Average wind speed in June:
9.5km/h
- Average wind speed in July:
9km/h - Average wind speed in August:
8.4km/h - Average wind speed in September:
9.1km/h - Average wind speed in October:
10.2km/h - Average wind speed in November:
12.2km/h - Average wind speed in December:
13.9km/h
The windiest month (with the highest average wind speed) is February (14km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity
Portieux, France
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall
Portieux, France
The wettest month (with the highest rainfall) is December (84mm).
The driest months (with the least rainfall) are April and September (36mm).
Average rainfall days
Portieux, France
- Average rainfall days in January:
13.6 days - Average rainfall days in February:
11.3 days - Average rainfall days in March:
14.9 days - Average rainfall days in April:
13.9 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
18.9 days
- Average rainfall days in July:
19 days - Average rainfall days in August:
16.9 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
14.9 days - Average rainfall days in December:
15.5 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (11.3 days).
Average snowfall
Portieux, France
The month with the highest snowfall is January (92mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Portieux, France
- Average snowfall days in January:
9.9 days - Average snowfall days in February:
7.1 days - Average snowfall days in March:
3.5 days - Average snowfall days in April:
0.4 days - Average snowfall days in May:
0.1 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:
0.2 days - Average snowfall days in November:
3.3 days - Average snowfall days in December:
7.2 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Portieux, 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 48min - Average sunshine in February:
4h and 36min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 18min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 12min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 18min - Average sunshine in October:
5h and 48min - Average sunshine in November:
4h and 18min - Average sunshine in December:
3h and 48min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days
Portieux, France
- Average sunshine days in January:
10.7 days - Average sunshine days in February:
11.8 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
14.1 days - Average sunshine days in May:
9.3 days - Average sunshine days in June:
9.2 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
10.7 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
11.7 days - Average sunshine days in December:
10.6 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is June (9.2 days).
Average UV index
Portieux, 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
Portieux, France
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Portieux, France
The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).
