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
December brings a drop in Raum's average high-temperature, falling from a fresh 53.8°F (12.1°C) in November to a chilly 44.1°F (6.7°C). Raum encounters an average low-temperature of 32.4°F (0.2°C) during December nights.Humidity
In December, the average relative humidity is 78%.Rainfall
In Raum, in December, it is raining for 10.3 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, there are 158.7 rainfall days, and 36.1" (917mm) of precipitation is accumulated.Snowfall
Months with snowfall in Raum are January through April, November and December. In Raum, in December, snow falls for 3.5 days, with typically accumulated 1.18" (30mm) of snow. In Raum, Illinois, during the entire year, snow falls for 17.5 days and aggregates up to 6.5" (165mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December in Raum, sunrise is at 6:50 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:46 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.5h of sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Raum. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
Is December cold in Raum?
What is the average humidity in December in Raum?
How much does it rain in Raum in December?
How many days does it snow in December in Raum?
What is the month with the shortest days in Raum?
How many hours of daylight does Raum have in December?
What time are sunrise and sunset in December in Raum?
What is the month with the least sunshine in Raum?
How long on average sun shines in December in Raum?
When is the lowest UV index in Raum?
What is the UV index reading in December in Raum?
Average temperature in December
Raum, IL
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Raum, IL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Raum, IL
- Average wind speed in December: 8.8mph
The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Raum, IL
- Average humidity in December: 78%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Raum, IL
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Raum, IL
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Raum, IL
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Raum, IL
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.3 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
Raum, IL
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in December
Raum, IL
- Average sunshine days in December: 17 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in December
Raum, IL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Raum, IL
- Average cloud cover in December: 50
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Raum, IL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Raum, Illinois, USA
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