February weather forecastLong Grove, IL
February
Weather in February
February, the last month of the winter in Long Grove, is another freezing cold month, with an average temperature fluctuating between 31.5°F (-0.3°C) and 20.1°F (-6.6°C).Temperature
February's onset brings an average high-temperature of a still subzero cold 31.5°F (-0.3°C), showing a minute difference from January's 28°F (-2.2°C). Long Grove experiences a consistent average temperature of 20.1°F (-6.6°C) throughout the nights in February.Humidity
In February, the average relative humidity is 82%.Rainfall
In Long Grove, in February, it is raining for 5.9 days, with typically 1.61" (41mm) of accumulated precipitation. In Long Grove, during the entire year, the rain falls for 154.2 days and collects up to 28.94" (735mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Long Grove, in February, during 10.8 snowfall days, 4.45" (113mm) of snow is typically accumulated. Throughout the year, there are 45.4 snowfall days, and 16.85" (428mm) of snow is accumulated.Daylight
In Long Grove, the average length of the day in February is 10h and 36min.On the first day of the month, sunrise is at 7:05 am and sunset at 5:05 pm. On the last day of February, sunrise is at 6:27 am and sunset at 5:41 pm CST.
Sunshine
In Long Grove, the average sunshine in February is 3.9h.UV index
In Long Grove, the average daily maximum UV index in February is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during February translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Long Grove, IL
- Average high temperature in February: 31.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in February: 20.1°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 (17.6°F).
Average pressure in February
Long Grove, IL
- Average pressure in February: 30.1"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 February
Long Grove, IL
- Average wind speed in February: 10.2mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in February
Long Grove, IL
- Average humidity in February: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in February
Long Grove, IL
- Average rainfall in February: 1.61"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is December (1.34").
Average rainfall days in February
Long Grove, IL
- Average rainfall days in February: 5.9 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in February
Long Grove, IL
- Average snowfall in February: 4.45"
The month with the highest snowfall is January (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Long Grove, IL
- Average snowfall days in February: 10.8 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Long Grove, IL
- Average daylight in February: 10h 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 February: 3h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in February
Long Grove, IL
- Average sunshine days in February: 11.9 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in February
Long Grove, IL
- Average UV index in February: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in February
Long Grove, IL
- Average cloud cover in February: 59
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in February
Long Grove, IL
- Average visibility in February: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





