January weather forecastMound City, IL
January
Weather in January
January, like December, in Mound City, Illinois, is an icy winter month, with temperature in the range of an average high of 41.2°F (5.1°C) and an average low of 28.4°F (-2°C).Temperature
Mound City experiences its lowest average temperatures in January, reaching a peak of 41.2°F (5.1°C) and a minimum of 28.4°F (-2°C).Humidity
In January, the average relative humidity in Mound City is 76%.Rainfall
In Mound City, during January, the rain falls for 9.8 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 156.3 rainfall days, and 36.65" (931mm) of precipitation is accumulated.Snowfall
Months with snowfall in Mound City are January through April, October through December. In Mound City, in January, snow falls for 3.4 days, with typically accumulated 1.14" (29mm) of snow. In Mound City, during the entire year, snow falls for 11.5 days and aggregates up to 4.88" (124mm) of snow.Daylight
In January, the average length of the day is 9h and 58min.On the first day of the month, sunrise is at 7:10 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:00 am and sunset at 5:19 pm CST.
Sunshine
In Mound City, the average sunshine in January is 4.8h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during January translates into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mound City, IL
- Average high temperature in January: 41.2°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in January: 28.4°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in January
Mound City, IL
- Average pressure in January: 30.16"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 January
Mound City, IL
- Average wind speed in January: 9.1mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in January
Mound City, IL
- Average humidity in January: 76%
The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Mound City, IL
- Average rainfall in January: 2.36"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in January
Mound City, IL
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in January
Mound City, IL
- Average snowfall in January: 1.14"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Mound City, IL
- Average snowfall days in January: 3.4 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mound City, IL
- Average daylight in January: 10h and 0min
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 42min).
- Average sunshine in January: 4h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Mound City, IL
- Average sunshine days in January: 17.4 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in January
Mound City, IL
- Average UV index in January: 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 January
Mound City, IL
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in January
Mound City, IL
- Average visibility in January: 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).





