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 Rountzenheim, the average high-temperature in December gently drops from a frosty 9°C (48.2°F) in November to an icy 5.3°C (41.5°F). Rountzenheim notes an average temperature descent to a still cold 0.6°C (33.1°F) in December, a small shift from its daytime peak.Humidity
In December, the average relative humidity is 86%.Rainfall
The wettest months are May and December, with an average 54mm (2.13") of rainfall.Snowfall
Months with snowfall in Rountzenheim are January through March, October through December. December is the month with the most snowfall in Rountzenheim. Snow falls for 3.8 days and accumulates 42mm (1.65") of snow.Daylight
The month with the shortest days in Rountzenheim is December, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 08:00 and sunset at 16:33. On the last day of December, sunrise is at 08:21 and sunset at 16:41 CET.
Sunshine
In Rountzenheim, the average sunshine in December is 4.4h.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 of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Rountzenheim during December?
What is the average humidity in December in Rountzenheim?
What is the rainiest month in Rountzenheim?
How many days does it rain in December in Rountzenheim?
When does it snow the most in Rountzenheim?
How much does it snow in Rountzenheim in December?
What is the month with the shortest days in Rountzenheim?
What is the average length of the day in December in Rountzenheim?
When are sunrise and sunset in December in Rountzenheim?
How many hours of sunshine does Rountzenheim have in December?
When is the lowest UV index in Rountzenheim?
How high is the UV index in December in Rountzenheim?
Average temperature in December
Rountzenheim, France
- Average high temperature in December: 5.3°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (4.1°C).
- Average low temperature in December: 0.6°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-1°C).
Average pressure in December
Rountzenheim, France
- Average pressure in December: 1019.6mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).
Average wind speed in December
Rountzenheim, France
- Average wind speed in December: 11.5km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest month (with the lowest average wind speed) is August (8.1km/h).
Average humidity in December
Rountzenheim, France
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in December
Rountzenheim, France
- Average rainfall in December: 54mm
The wettest months (with the highest rainfall) are May and December (54mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Rountzenheim, France
- Average rainfall days in December: 14.1 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.3 days).
Average snowfall in December
Rountzenheim, France
- Average snowfall in December: 42mm
The month with the highest snowfall is December (42mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Rountzenheim, France
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rountzenheim, 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Rountzenheim, France
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in December
Rountzenheim, France
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Rountzenheim, France
- Average cloud cover in December: 57
The months with the most cloud cover are January and December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Rountzenheim, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
