February weather forecast
Lake Forest, IL

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Weather in February

The last month of the winter, February, is another freezing cold month in Lake Forest, Illinois, with temperature in the range of an average high of 31.3°F and an average low of 21.6°F.

Temperature

The weather during February records an average high-temperature of a still freezing cold 31.3°F, closely mirroring the preceding month. In the month of February, an average of 21.6°F marks the low-temperature.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 82%.

Rainfall

In Lake Forest, during February, the rain falls for 5.9 days and regularly aggregates up to 1.54" of precipitation. Throughout the year, there are 154.1 rainfall days, and 30.24" of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Lake Forest, in February, during 9.5 snowfall days, 3.35" of snow is typically accumulated. Throughout the year, in Lake Forest, there are 42.9 snowfall days, and 13.82" of snow is accumulated.

Daylight

In Lake Forest, Illinois, the average length of the day in February is 10h and 36min.
On the first day of the month, sunrise is at 7:04 am and sunset at 5:05 pm. On the last day of February, sunrise is at 6:28 am and sunset at 5:39 pm CST.

Sunshine

In February, the average sunshine in Lake Forest is 3.9h.

UV index

The average daily maximum UV index in February is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during February translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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FAQ

How cold is it in Lake Forest in February?

The average high-temperature, in February, in Lake Forest, is 31.3°F, while the average low-temperature is 21.6°F.

What are the most humid months in Lake Forest?

January and February, with an average relative humidity of 82%, are most humid months in Lake Forest.

What is the average humidity in February in Lake Forest?

In February, the average relative humidity in Lake Forest is 82%.

How much does it rain in Lake Forest in February?

In February, in Lake Forest, Illinois, the rain falls for 5.9 days. Throughout February, 1.54" of precipitation is accumulated.

How many days does it snow in February in Lake Forest?

In Lake Forest, Illinois, in February, snow falls for 9.5 days, with typically accumulated 3.35" of snow.

How many hours of daylight does Lake Forest have in February?

In Lake Forest, the average day length in February is 10h and 36min.

When are sunrise and sunset in February in Lake Forest?

On the first day of February in Lake Forest, sunrise is at 7:04 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 5:39 pm CST.

How long on average sun shines in February in Lake Forest?

In February, the average sunshine duration in Lake Forest, Illinois, is 3.9h.

What is the UV index intensity in February in Lake Forest?

In Lake Forest, the average daily maximum UV index in February is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Lake Forest, IL

Average temperature in February - Lake Forest, IL
  • Average high temperature in February: 31.3°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in February: 21.6°F

The months with the highest average low temperature are July and August (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in February
Lake Forest, IL

Average pressure in February - Lake Forest, IL
  • Average pressure in February: 30.09"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in February
Lake Forest, IL

Average wind speed in February - Lake Forest, IL
  • Average wind speed in February: 11.6mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).

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Average humidity in February
Lake Forest, IL

Average humidity in February - Lake Forest, IL
  • Average humidity in February: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in February
Lake Forest, IL

Average rainfall in February - Lake Forest, IL
  • Average rainfall in February: 1.54"

The wettest months (with the highest rainfall) are May and June (3.82").
The driest month (with the least rainfall) is December (1.3").

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Average rainfall days in February
Lake Forest, IL

Average rainfall days in February - Lake Forest, IL
  • Average rainfall days in February: 5.9 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in February
Lake Forest, IL

Average snowfall in February - Lake Forest, IL
  • Average snowfall in February: 3.35"

The month with the highest snowfall is January (4.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in February
Lake Forest, IL

Average snowfall days in February - Lake Forest, IL
  • Average snowfall days in February: 9.5 days

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in February /
Average sunshine in February
Lake Forest, IL

Average daylight in February / Average sunshine in February - Lake Forest, IL
  • Average daylight in February: 10h and 4min

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 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in February
Lake Forest, IL

Average sunshine days in February - Lake Forest, IL
  • Average sunshine days in February: 12.3 days

The month with the most sunshine days is December (15.3 days).
The month with the least sunshine days is April (10.8 days).

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Average UV index in February
Lake Forest, IL

Average UV index in February - Lake Forest, 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).

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Average cloud cover in February
Lake Forest, IL

Average cloud cover in February - Lake Forest, IL
  • Average cloud cover in February: 58

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in February
Lake Forest, IL

Average visibility in February - Lake Forest, 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).

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Lake Forest, Illinois, USA

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