January weather forecastSadorus, IL
January
Weather in January
January, the same as December, is a wintry winter month in Sadorus, Illinois, with an average temperature ranging between max 32.2°F (0.1°C) and min 20.7°F (-6.3°C).Temperature
January, with its high-temperature average of 32.2°F (0.1°C) and a low-temperature average of 20.7°F (-6.3°C), is the coldest month.Humidity
In Sadorus, the average relative humidity in January is 80%.Rainfall
In January, the rain falls for 6.7 days. Throughout January, 1.54" (39mm) of precipitation is accumulated. Throughout the year, there are 143.2 rainfall days, and 23.11" (587mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 9.4 days. Throughout January, 2.4" (61mm) of snow is accumulated. Throughout the year, there are 30.6 snowfall days, and 8.54" (217mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 43min.On the first day of January, sunrise is at 7:15 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:10 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 3.9h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Sadorus, IL
- Average high temperature in January: 32.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Sadorus, IL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Sadorus, IL
- Average wind speed in January: 10.9mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).
Average humidity in January
Sadorus, IL
- Average humidity in January: 80%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Sadorus, IL
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.18").
Average rainfall days in January
Sadorus, IL
- Average rainfall days in January: 6.7 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in January
Sadorus, IL
- Average snowfall in January: 2.4"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Sadorus, IL
- Average snowfall days in January: 9.4 days
The month with the highest number of snowfall days is January (9.4 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
Sadorus, IL
- Average daylight in January: 9h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 3h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Sadorus, IL
- Average sunshine days in January: 16.5 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in January
Sadorus, IL
- Average UV index in January: 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 January
Sadorus, IL
- Average cloud cover in January: 58
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are June, August and September (Cloud cover 32).
Average visibility in January
Sadorus, IL
- Average visibility in January: 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).





