December weather forecastSolon Mills, IL
December
Weather in December
December, the first month of the winter in Solon Mills, is still a cold month, with an average temperature fluctuating between 22.1°F (-5.5°C) and 32.4°F (0.2°C).Temperature
December is characterized by a reduction in the average high-temperature, from a frosty 44.2°F (6.8°C) in November to a cold 32.4°F (0.2°C). Throughout December, Solon Mills registers a consistent average low-temperature of 22.1°F (-5.5°C).Humidity
The average relative humidity in December is 83%.Rainfall
The month with the least rainfall in Solon Mills is December, when the rain falls for 6.3 days and typically collects 0.94" (24mm) of precipitation.Snowfall
Months with snowfall in Solon Mills are January through May, October through December. In Solon Mills, during December, snow falls for 10.4 days and regularly aggregates up to 2.17" (55mm) of snow. Throughout the year, in Solon Mills, there are 48.4 snowfall days, and 14.61" (371mm) of snow is accumulated.Daylight
The month with the shortest days in Solon Mills is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:30 pm CST.
Sunshine
In Solon Mills, the average sunshine in December is 3.7h.UV index
The months with the lowest UV index in Solon Mills are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Solon Mills, IL
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in December: 22.1°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in December
Solon Mills, IL
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Solon Mills, IL
- Average wind speed in December: 9.4mph
The windiest months (with the highest average wind speed) are January and February (10mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Solon Mills, IL
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in December
Solon Mills, IL
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is December (0.94").
Average rainfall days in December
Solon Mills, IL
- Average rainfall days in December: 6.3 days
The month with the highest number of rainy days is July (17.7 days).
The months with the least rainy days are January and February (3.8 days).
Average snowfall in December
Solon Mills, IL
- Average snowfall in December: 2.17"
The month with the highest snowfall is January (4.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Solon Mills, IL
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Solon Mills, IL
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 42min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).
Average sunshine days in December
Solon Mills, IL
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (18 days).
The months with the least sunshine days are June and July (10.5 days).
Average UV index in December
Solon Mills, IL
- Average UV index in December: 1
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 and December (UV index 1).
Average cloud cover in December
Solon Mills, IL
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in December
Solon Mills, IL
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January, February and August (5mi).





