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
As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a fresh 51.3°F (10.7°C) to an icy 41.2°F (5.1°C). Wheeler registers a consistent average low-temperature of 29.7°F (-1.3°C) during December.Humidity
In Wheeler, the average relative humidity in December is 79%.Rainfall
In Wheeler, in December, during 10.6 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 158.3 rainfall days, and 35.12" (892mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Wheeler, during December, snow falls for 3.8 days and regularly aggregates up to 1.18" (30mm) of snow. In Wheeler, during the entire year, snow falls for 20.7 days and aggregates up to 7.13" (181mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December in Wheeler, sunrise is at 6:53 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:41 pm CST.
Sunshine
The average sunshine in December in Wheeler is 4.5h.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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
Is December cold in Wheeler?
What is the average humidity in December in Wheeler?
How much does it rain in Wheeler in December?
How many days does it snow in December in Wheeler?
What is the month with the shortest days in Wheeler?
What is the average length of the day in December in Wheeler?
When are sunrise and sunset in December in Wheeler?
How long on average sun shines in December in Wheeler?
When is the lowest UV index in Wheeler?
How high is the UV index in December in Wheeler?
Average temperature in December
Wheeler, IL
- Average high temperature in December: 41.2°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Wheeler, IL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Wheeler, IL
- Average wind speed in December: 9.4mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in December
Wheeler, IL
- Average humidity in December: 79%
The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Wheeler, IL
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is April (5.04").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Wheeler, IL
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and February (9.3 days).
Average snowfall in December
Wheeler, IL
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Wheeler, IL
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is January (6.3 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
Wheeler, IL
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Wheeler, IL
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Wheeler, 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
Wheeler, IL
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Wheeler, 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).
Wheeler, Illinois, USA
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