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
Weather in December
Temperature
The transition into December marks the average high-temperature at a still chilly 6.9°C (44.4°F), differing minimally from November's 9.6°C (49.3°F). Jannum's nighttime temperatures in December settle close to daytime highs at an average of 4.4°C (39.9°F).Humidity
December is the most humid month in Jannum, with an average relative humidity of 85%.Rainfall
In Jannum, Netherlands, in December, it is raining for 18.8 days, with typically 38mm (1.5") of accumulated precipitation. In Jannum, during the entire year, the rain falls for 188.1 days and collects up to 390mm (15.35") of precipitation.Snowfall
January through March, November and December are months with snowfall in Jannum. In December, it is snowing for 2.3 days. Throughout December, 9mm (0.35") of snow is accumulated. In Jannum, during the entire year, snow falls for 11.8 days and aggregates up to 43mm (1.69") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of December, sunrise is at 08:29 and sunset at 16:22. On the last day of the month, sunrise is at 08:51 and sunset at 16:27 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.4h of 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 estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is December in Jannum?
What is the most humid month in Jannum?
What is the average humidity in December in Jannum?
How many days does it rain in December in Jannum?
How much does it snow in Jannum in December?
What is the month with the shortest days in Jannum?
How many hours of daylight does Jannum have in December?
When is the sunrise / sunset in December in Jannum?
What is the month with the least sunshine in Jannum?
How long on average sun shines in December in Jannum?
What are the months with the lowest UV index in Jannum?
What is the UV index intensity in December in Jannum?
Average temperature in December
Jannum, Netherlands
- Average high temperature in December: 6.9°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The months with the lowest average high temperature are January and February (5.3°C).
- Average low temperature in December: 4.4°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in December
Jannum, Netherlands
- Average pressure in December: 1013mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in December
Jannum, Netherlands
- Average wind speed in December: 26.8km/h
The windiest month (with the highest average wind speed) is December (26.8km/h).
The calmest month (with the lowest average wind speed) is July (17.2km/h).
Average humidity in December
Jannum, Netherlands
- Average humidity in December: 85%
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and August (79%).
Average rainfall in December
Jannum, Netherlands
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in December
Jannum, Netherlands
- Average rainfall days in December: 18.8 days
The month with the highest number of rainy days is December (18.8 days).
The month with the least rainy days is April (11.1 days).
Average snowfall in December
Jannum, Netherlands
- Average snowfall in December: 9mm
The months with the highest snowfall are January and February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Jannum, Netherlands
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Jannum, Netherlands
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in December
Jannum, Netherlands
- Average sunshine days in December: 7.1 days
The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is December (7.1 days).
Average UV index in December
Jannum, Netherlands
- Average UV index in December: 2
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 in December
Jannum, Netherlands
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in December
Jannum, Netherlands
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
Jannum, Netherlands
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