Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
In December, the meteorological conditions change slightly, with the average high-temperature moving from a frosty 8.5°C (47.3°F) in November to an icy 5.1°C (41.2°F). Hattmatt observes a minimal variance in temperature, with a consistent average low of 0.7°C (33.3°F) during the nights of December.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 88%.Rainfall
December is the month with the most rainfall. Rain falls for 15 days and accumulates 69mm (2.72") of precipitation.Snowfall
January through May, October through December are months with snowfall. December is the month with the most snowfall in Hattmatt. Snow falls for 7.3 days and accumulates 90mm (3.54") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:02 and sunset at 16:36. On the last day of the month, sunrise is at 08:23 and sunset at 16:43 CET.
Sunshine
January and December, with an average of 3.9h of sunshine, are months with the least sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Hattmatt during December?
What are the most humid months in Hattmatt?
What is the average humidity in December in Hattmatt?
What is the wettest month in Hattmatt?
How many days does it rain in December in Hattmatt?
What is the snowiest month in Hattmatt?
How much does it snow in Hattmatt in December?
What is the month with the shortest days in Hattmatt?
How many hours of daylight does Hattmatt have in December?
When are sunrise and sunset in December in Hattmatt?
What is the month with the least sunshine in Hattmatt?
How many hours of sunshine does Hattmatt have in December?
What are the months with the lowest UV index in Hattmatt?
What is the UV index reading in December in Hattmatt?
Average temperature in December
Hattmatt, France
- Average high temperature in December: 5.1°C
The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in December: 0.7°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in December
Hattmatt, France
- Average pressure in December: 1019.5mbar
The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is November (1015mbar).
Average wind speed in December
Hattmatt, France
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is February (12.9km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).
Average humidity in December
Hattmatt, France
- Average humidity in December: 88%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Hattmatt, France
- Average rainfall in December: 69mm
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in December
Hattmatt, France
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (11.9 days).
Average snowfall in December
Hattmatt, France
- Average snowfall in December: 90mm
The month with the highest snowfall is December (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Hattmatt, France
- Average snowfall days in December: 7.3 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hattmatt, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).
Average sunshine days in December
Hattmatt, France
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is April (14.8 days).
The month with the least sunshine days is June (9.5 days).
Average UV index in December
Hattmatt, 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
Hattmatt, France
- Average cloud cover in December: 61
The months with the most cloud cover are January and December (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Hattmatt, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
