Climate and monthly weather forecastCastilly, France
Climate and monthly weather forecast
Weather in January
January, the same as December, in Castilly, France, is a frosty winter month, with an average temperature varying between 7.7°C (45.9°F) and 3.7°C (38.7°F). In Castilly, January is the month with the lowest recorded average temperatures, measuring a high of 7.7°C (45.9°F) and a low of 3.7°C (38.7°F). Weather in January »Weather in February
February, the last month of the winter in Castilly, is also a frosty month, with an average temperature fluctuating between 3.3°C (37.9°F) and 8.3°C (46.9°F). As Castilly steps into February, the average high-temperature holds at a still chilly 8.3°C (46.9°F), hinting at a minor fluctuation from the prior month. Weather in February »Weather in March
March, the first month of the spring in Castilly, is a fresh month, with an average temperature varying between 10.7°C (51.3°F) and 4.4°C (39.9°F). The transition into March marks the average high-temperature at a cool 10.7°C (51.3°F), differing minimally from February's 8.3°C (46.9°F). Weather in March »Weather in April
April in Castilly, France, is a mild spring month, with an average temperature fluctuating between 5.6°C (42.1°F) and 13.5°C (56.3°F). April brings a marginal elevation to a refreshing 13.5°C (56.3°F) from March's 10.7°C (51.3°F) in Castilly's average high-temperatures. Weather in April »Weather in May
The last month of the spring, May, is also a moderate month in Castilly, France, with an average temperature fluctuating between 8°C (46.4°F) and 15.6°C (60.1°F). The arrival of May brings an average high-temperature of a still refreshing 15.6°C (60.1°F), closely following the temperature pattern of April. Weather in May »Weather in June
June, the first month of the summer in Castilly, is an enjoyable month, with an average temperature fluctuating between 18.5°C (65.3°F) and 10.8°C (51.4°F). Castilly starts June with an average high-temperature of a still refreshing 18.5°C (65.3°F), a minor shift from May's 15.6°C (60.1°F). Weather in June »Weather in July
July is an agreeable summer month in Castilly, France, with an average temperature ranging between min 12.8°C (55°F) and max 20.8°C (69.4°F). Castilly's average high-temperature in July is an agreeable 20.8°C (69.4°F), indicating a subtle variation from June. Weather in July »Weather in August
August, the last month of the summer in Castilly, is also an agreeable month, with an average temperature varying between 21°C (69.8°F) and 12.9°C (55.2°F). Castilly's warmest temperatures are experienced in August, with average high temperatures of 21°C (69.8°F) and lows of 12.9°C (55.2°F). Weather in August »Weather in September
September, the first month of the autumn in Castilly, is also an enjoyable month, with an average temperature ranging between min 11.4°C (52.5°F) and max 18.9°C (66°F). Castilly's transition from August to September introduces an average high-temperature of a refreshing 18.9°C (66°F), marking an insignificant variation from the 21°C (69.8°F). Weather in September »Weather in October
October, the same as September, in Castilly, France, is a moderate autumn month, with an average temperature ranging between min 9.7°C (49.5°F) and max 15.6°C (60.1°F). Castilly's progression into October involves a gentle drop in the average high-temperature, from an enjoyable 18.9°C (66°F) in September to a moderate 15.6°C (60.1°F). Weather in October »Weather in November
November, the last month of the autumn in Castilly, is another cool month, with an average temperature fluctuating between 6.6°C (43.9°F) and 11°C (51.8°F). As October shifts into November, a minor alteration in temperatures is observed, with average highs reducing from a mild 15.6°C (60.1°F) to a cool 11°C (51.8°F). Weather in November »Weather in December
December, the first month of the winter in Castilly, is still a chilly month, with an average temperature varying between 4.9°C (40.8°F) and 8.8°C (47.8°F). December observes an average high-temperature of a chilly 8.8°C (47.8°F), marking an insignificant difference from November's 11°C (51.8°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
January, noted for its average high-temperature of 7.7°C (45.9°F) and an average low-temperature of 3.7°C (38.7°F), is considered the coldest month in Castilly.
January, November and December, with an average relative humidity of 86%, are most humid months in Castilly.
Throughout the year, there are 197.4 rainfall days, and 564mm (22.2") of precipitation is accumulated.
Months with snowfall are January through April, November and December.
In Castilly, France, during the entire year, snow falls for 7.7 days and aggregates up to 43mm (1.69") of snow.
The months with the least sunshine in Castilly, France, are January and November, with an average of 3.9h of sunshine.
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
February is the month with the most snowfall. Snow falls for 2.7 days and accumulates 15mm (0.59") of snow.
May through October are months without snowfall in Castilly, France.
The month with the longest days in Castilly is June, with an average of 16h and 12min of daylight.
July through September, with an average relative humidity of 81%, are the least humid months.
The month with the most sunshine in Castilly, France, is July, with an average of 9.8h of sunshine.
With an average maximum UV index of 5, July is the month with the highest UV index in Castilly.
August, with average temperatures reaching a high of 21°C (69.8°F) and a low of 12.9°C (55.2°F), is the warmest month.
The month with the least rainfall in Castilly, France, is September, when the rain falls for 13.1 days and typically collects 25mm (0.98") of precipitation.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Castilly, France, 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 in Castilly is December, when the rain falls for 18.4 days and typically aggregates up to 80mm (3.15") of precipitation.
December has the shortest days of the year, with an average of 8h and 18min of daylight.
Average temperature
Castilly, France
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (7.7°C).
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure
Castilly, France
- Average pressure in January:
1016.8mbar - Average pressure in February:
1015.7mbar - Average pressure in March:
1016.4mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1017.2mbar - Average pressure in June:
1016.9mbar
- Average pressure in July:
1016.8mbar - Average pressure in August:
1016.6mbar - Average pressure in September:
1018mbar - Average pressure in October:
1016.2mbar - Average pressure in November:
1012.2mbar - Average pressure in December:
1017.3mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed
Castilly, France
- Average wind speed in January:
20.4km/h - Average wind speed in February:
20.8km/h - Average wind speed in March:
18.7km/h - Average wind speed in April:
15.5km/h - Average wind speed in May:
15km/h - Average wind speed in June:
14.4km/h
- Average wind speed in July:
13.7km/h - Average wind speed in August:
13.2km/h - Average wind speed in September:
14.4km/h - Average wind speed in October:
16.3km/h - Average wind speed in November:
19.4km/h - Average wind speed in December:
20.9km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is August (13.2km/h).
Average humidity
Castilly, France
The months with the highest relative humidity are January, November and December (86%).
The months with the lowest relative humidity are July, August and September (81%).
Average rainfall
Castilly, France
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days
Castilly, France
- Average rainfall days in January:
19.3 days - Average rainfall days in February:
16.3 days - Average rainfall days in March:
17 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
15.7 days - Average rainfall days in November:
17.6 days - Average rainfall days in December:
18.4 days
The month with the highest number of rainy days is January (19.3 days).
The month with the least rainy days is September (13.1 days).
Average snowfall
Castilly, France
The month with the highest snowfall is February (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Castilly, France
- Average snowfall days in January:
2.1 days - Average snowfall days in February:
2.7 days - Average snowfall days in March:
0.9 days - Average snowfall days in April:
0.1 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:
1.4 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
Castilly, 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 18min - 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 54min - Average sunshine in February:
5h and 12min - Average sunshine in March:
5h and 54min - Average sunshine in April:
7h and 24min - Average sunshine in May:
8h and 6min - Average sunshine in June:
9h and 30min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
7h and 54min - Average sunshine in September:
7h and 12min - Average sunshine in October:
5h and 54min - Average sunshine in November:
3h and 54min - Average sunshine in December:
4h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and November (Average sunshine: 3h and 54min).
Average sunshine days
Castilly, France
- Average sunshine days in January:
8.5 days - Average sunshine days in February:
7.6 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
11.4 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
11.6 days - Average sunshine days in August:
10.8 days - Average sunshine days in September:
14.4 days - Average sunshine days in October:
11.7 days - Average sunshine days in November:
8.6 days - Average sunshine days in December:
7.7 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (7.6 days).
Average UV index
Castilly, France
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Castilly, France
The months with the most cloud cover are January and November (Cloud cover 61).
The months with the least cloud cover are July and September (Cloud cover 42).
Average visibility
Castilly, 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).
