February weather forecastDennison, IL
February
Weather in February
The last month of the winter, February, is also a wintry month in Dennison, Illinois, with an average temperature varying between 39.4°F (4.1°C) and 26.1°F (-3.3°C).Temperature
The transition from January to February sees average high-temperatures adjusting to a still cold 39.4°F (4.1°C), from a not significantly different 34.3°F (1.3°C). In Dennison, February nights witness a steady temperature drop to a subzero cold 26.1°F (-3.3°C).Humidity
In February, the average relative humidity is 80%.Rainfall
In Dennison, in February, it is raining for 8.7 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, there are 159.3 rainfall days, and 34.41" (874mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Dennison, in February, during 5.8 snowfall days, 1.93" (49mm) of snow is typically accumulated. In Dennison, during the entire year, snow falls for 24.7 days and aggregates up to 8.66" (220mm) of snow.Daylight
In Dennison, the average length of the day in February is 10h and 44min.On the first day of February in Dennison, Illinois, sunrise is at 6:57 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 5:42 pm CST.
Sunshine
In Dennison, the average sunshine in February is 5.5h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 2 in February translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Dennison, IL
- Average high temperature in February: 39.4°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in February: 26.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in February
Dennison, IL
- Average pressure in February: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in February
Dennison, IL
- Average wind speed in February: 10.1mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in February
Dennison, IL
- Average humidity in February: 80%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in February
Dennison, IL
- Average rainfall in February: 1.93"
The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in February
Dennison, IL
- Average rainfall days in February: 8.7 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in February
Dennison, IL
- Average snowfall in February: 1.93"
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in February
Dennison, IL
- Average snowfall days in February: 5.8 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in February /
Average sunshine in February
Dennison, IL
- Average daylight in February: 10h and 42min
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 February: 5h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).
Average sunshine days in February
Dennison, IL
- Average sunshine days in February: 13.4 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (7.9 days).
Average UV index in February
Dennison, IL
- Average UV index in February: 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, October, November and December (UV index 2).
Average cloud cover in February
Dennison, IL
- Average cloud cover in February: 56
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are June, August and September (Cloud cover 32).
Average visibility in February
Dennison, IL
- Average visibility in February: 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).





