December weather forecastHarcy, France
December
Weather in December
December, the first month of the winter in Harcy, is also an icy month, with an average temperature ranging between max 5.2°C (41.4°F) and min 1.2°C (34.2°F).Temperature
The shift from November to December coincides with a small decrease in the average high-temperature, down to a cold 5.2°C (41.4°F) from a frosty 8.5°C (47.3°F). A mild drop to an average of 1.2°C (34.2°F) marks the nights in Harcy during December.Humidity
The most humid month is December, with an average relative humidity of 92%.Rainfall
December is the month with the most rainfall. Rain falls for 18.4 days and accumulates 80mm (3.15") of precipitation.Snowfall
January through April, October through December are months with snowfall in Harcy. In Harcy, in December, snow falls for 3.8 days, with typically accumulated 39mm (1.54") of snow. Throughout the year, in Harcy, there are 16.5 snowfall days, and 171mm (6.73") of snow is accumulated.Daylight
The month with the shortest days in Harcy is December, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 08:18 and sunset at 16:43. On the last day of December, in Harcy, sunrise is at 08:39 and sunset at 16:50 CET.
Sunshine
The month with the least sunshine in Harcy is December, with an average of 3.3h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Harcy, France
- Average high temperature in December: 5.2°C
The warmest months (with the highest average high temperature) are July and August (22.3°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in December
Harcy, France
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).
Average wind speed in December
Harcy, France
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Harcy, France
- Average humidity in December: 92%
The month with the highest relative humidity is December (92%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Harcy, France
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in December
Harcy, France
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is December (18.4 days).
The month with the least rainy days is September (12.8 days).
Average snowfall in December
Harcy, France
- Average snowfall in December: 39mm
The month with the highest snowfall is January (56mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Harcy, France
- Average snowfall days in December: 3.8 days
The months with the highest number of snowfall days are January and February (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Harcy, France
- Average daylight in December: 8h and 12min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Harcy, France
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is December (9.5 days).
Average UV index in December
Harcy, France
- Average UV index in December: 2
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 in December
Harcy, France
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Harcy, France
- Average visibility in December: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
