January weather forecastRosamond, IL
January
Weather in January
January, the same as December, is an icy winter month in Rosamond, Illinois, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 22.1°F (-5.5°C).Temperature
January is the coldest month of the year, registering average temperatures as high as 34.3°F (1.3°C) and as low as 22.1°F (-5.5°C).Humidity
In Rosamond, the average relative humidity in January is 78%.Rainfall
In January, the rain falls for 5.9 days. Throughout January, 1.14" (29mm) of precipitation is accumulated. Throughout the year, there are 129.9 rainfall days, and 17.6" (447mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Rosamond, during January, snow falls for 6.3 days and regularly aggregates up to 1.06" (27mm) of snow. Throughout the year, there are 21.4 snowfall days, and 5.2" (132mm) of snow is accumulated.Daylight
In Rosamond, the average length of the day in January is 9h and 46min.On the first day of January, sunrise is at 7:16 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:15 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4.2h of sunshine.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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 suggests this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rosamond, IL
- Average high temperature in January: 34.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in January: 22.1°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in January
Rosamond, IL
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Rosamond, IL
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in January
Rosamond, IL
- Average humidity in January: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Rosamond, IL
- Average rainfall in January: 1.14"
The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are February and December (0.98").
Average rainfall days in January
Rosamond, IL
- Average rainfall days in January: 5.9 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in January
Rosamond, IL
- Average snowfall in January: 1.06"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Rosamond, IL
- Average snowfall days in January: 6.3 days
The months with the highest number of snowfall days are January and February (6.3 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
Rosamond, IL
- Average daylight in January: 9h and 48min
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 24min).
- Average sunshine in January: 4h and 12min
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 January
Rosamond, IL
- Average sunshine days in January: 20.2 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in January
Rosamond, 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
Rosamond, IL
- Average cloud cover in January: 54
The months with the most cloud cover are January and February (Cloud cover 54).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility in January
Rosamond, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).





