January weather forecastWaterman, IL
January
Weather in January
January, like December, is another subzero cold winter month in Waterman, Illinois, with temperature in the range of an average high of 27.5°F (-2.5°C) and an average low of 15.6°F (-9.1°C).Temperature
January is the coldest month of the year, registering average temperatures as high as 27.5°F (-2.5°C) and as low as 15.6°F (-9.1°C).Humidity
In Waterman, the average relative humidity in January is 84%.Rainfall
In Waterman, in January, during 5.3 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, in Waterman, there are 158.9 rainfall days, and 32.52" (826mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Waterman. January is the month with the most snowfall. Snow falls for 11.8 days and accumulates 5" (127mm) of snow.Daylight
In Waterman, the average length of the day in January is 9h and 34min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:34 pm. On the last day of January, in Waterman, sunrise is at 7:08 am and sunset at 5:08 pm CST.
Sunshine
January has the least sunshine of the year in Waterman, with an average of 3.8h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 1 in January translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. 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
Waterman, IL
- Average high temperature in January: 27.5°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in January: 15.6°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in January
Waterman, IL
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Waterman, IL
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in January
Waterman, IL
- Average humidity in January: 84%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Waterman, IL
- Average rainfall in January: 1.77"
The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are November and December (1.69").
Average rainfall days in January
Waterman, IL
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is July (19.2 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in January
Waterman, IL
- Average snowfall in January: 5"
The month with the highest snowfall is January (5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Waterman, IL
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Waterman, IL
- Average daylight in January: 9h and 36min
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 12min).
- Average sunshine in January: 3h and 48min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in January
Waterman, IL
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in January
Waterman, IL
- Average UV index in January: 1
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Waterman, IL
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in January
Waterman, IL
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





