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
Arrival of December comes with a reduction in the average high-temperature, falling from a fresh 50.7°F (10.4°C) in November to a cold 39°F (3.9°C). Berlin records an average nighttime low of 28°F (-2.2°C) in December.Humidity
The average relative humidity in December is 78%.Rainfall
February and December are months with the least rain when the rain falls for 6 days and typically aggregates up to 0.79" (20mm) of rain.Snowfall
Months with snowfall in Berlin are January through April, November and December. In Berlin, Illinois, in December, during 4.7 snowfall days, 0.75" (19mm) of snow is typically accumulated. Throughout the year, in Berlin, there are 23.2 snowfall days, and 4.45" (113mm) of snow is accumulated.Daylight
The month with the shortest days in Berlin is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of December, in Berlin, sunrise is at 7:20 am and sunset at 4:45 pm CST.
Sunshine
The average sunshine in December is 4.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Berlin. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the UV index of 2 transforms into the following advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in Berlin in December?
What is the average humidity in December in Berlin?
What is the driest month in Berlin?
How much does it rain in Berlin in December?
How much does it snow in Berlin in December?
What is the month with the shortest days in Berlin?
How many hours of daylight does Berlin have in December?
What time are sunrise and sunset in December in Berlin?
How long on average sun shines in December in Berlin?
What is the month with the lowest UV index in Berlin?
How high is the UV index in December in Berlin?
Average temperature in December
Berlin, IL
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in December: 28°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in December
Berlin, IL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Berlin, IL
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in December
Berlin, IL
- Average humidity in December: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Berlin, IL
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is June (2.36").
The driest months (with the least rainfall) are February and December (0.79").
Average rainfall days in December
Berlin, IL
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in December
Berlin, IL
- Average snowfall in December: 0.75"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Berlin, IL
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is January (7.6 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
Berlin, IL
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Berlin, IL
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in December
Berlin, IL
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Berlin, IL
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in December
Berlin, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Berlin, Illinois, USA
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