February weather forecastSaint Charles, IA
February
Weather in February
February, the last month of the winter in Saint Charles, is an icy month, with an average temperature fluctuating between 32.5°F (0.3°C) and 18.3°F (-7.6°C).Temperature
The transition into February shows a subtle variation to an icy 32.5°F (0.3°C) from January's 28.8°F (-1.8°C) in the average high-temperature. In the month of February, Saint Charles's average low-temperature falls to a subzero cold 18.3°F (-7.6°C).Humidity
January, February and June, with an average relative humidity of 82%, are the most humid months.Rainfall
In Saint Charles, during February, the rain falls for 3.8 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, there are 133 rainfall days, and 26.14" (664mm) of precipitation is accumulated.Snowfall
Months with snowfall in Saint Charles are January through May, October through December. February is the month with the most snowfall. Snow falls for 8.3 days and accumulates 4.53" (115mm) of snow.Daylight
In February, the average length of the day in Saint Charles is 10h and 39min.On the first day of the month, sunrise is at 7:26 am and sunset at 5:31 pm. On the last day of February, sunrise is at 6:49 am and sunset at 6:05 pm CST.
Sunshine
In February, the average sunshine is 5h.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: In February, the maximum UV index of 2 suggests this advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Saint Charles, IA
- Average high temperature in February: 32.5°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in February: 18.3°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 (15.3°F).
Average pressure in February
Saint Charles, IA
- Average pressure in February: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in February
Saint Charles, IA
- Average wind speed in February: 10.4mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in February
Saint Charles, IA
- Average humidity in February: 82%
The months with the highest relative humidity are January, February and June (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in February
Saint Charles, IA
- Average rainfall in February: 1.06"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in February
Saint Charles, IA
- Average rainfall days in February: 3.8 days
The month with the highest number of rainy days is June (17.9 days).
The months with the least rainy days are January and February (3.8 days).
Average snowfall in February
Saint Charles, IA
- Average snowfall in February: 4.53"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Saint Charles, IA
- Average snowfall days in February: 8.3 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Saint Charles, IA
- Average daylight in February: 10h and 36min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in February: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in February
Saint Charles, IA
- Average sunshine days in February: 16.7 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in February
Saint Charles, IA
- 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
Saint Charles, IA
- Average cloud cover in February: 49
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).
Average visibility in February
Saint Charles, IA
- Average visibility in February: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





