February weather forecast
Vernon Hills, IL

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Weather in February

The last month of the winter, February, is also a subzero cold month in Vernon Hills, Illinois, with temperature in the range of an average high of 31.3°F (-0.4°C) and an average low of 19.2°F (-7.1°C).

Temperature

The average high-temperature is a still subzero cold 31.3°F (-0.4°C) in February, hardly different from the 27.9°F (-2.3°C) recorded in January. Throughout the nights in February, an average low-temperature of 19.2°F (-7.1°C) is noted in Vernon Hills, Illinois.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 83%.

Rainfall

In Vernon Hills, during February, the rain falls for 4.3 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 147.3 rainfall days, and 27.44" (697mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. February is the month with the most snowfall. Snow falls for 11 days and accumulates 5.55" (141mm) of snow.

Daylight

The average length of the day in February is 10h and 36min.
On the first day of February, sunrise is at 7:05 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:41 pm CST.

Sunshine

The average sunshine in February is 3.8h.

UV index

The average daily maximum UV index in February is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In February, the maximum UV index of 2 transforms into these recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is February?

The high-temperature, in February, in Vernon Hills, is 31.3°F (-0.4°C), while the low-temperature averages to 19.2°F (-7.1°C).

What are the most humid months?

January and February, with an average relative humidity of 83%, are most humid months.

What is the average humidity in February?

In Vernon Hills, the average relative humidity in February is 83%.

How many days does it rain in February?

In February, the rain falls for 4.3 days. Throughout February, 1.61" (41mm) of precipitation is accumulated.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 11 days and accumulates 5.55" (141mm) of snow.

How many days does it snow in February?

In Vernon Hills, in February, snow falls for 11 days, with typically accumulated 5.55" (141mm) of snow.

What is the average length of the day in February?

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

When is the sunrise / sunset in February?

In February, on the first day of the month, sunrise is at 7:05 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:41 pm CST.

How many hours of sunshine does Vernon Hills have in February?

The average sunshine duration in February is 3.8h.

What is the UV index intensity in February?

The average daily maximum UV index in February is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Vernon Hills, IL

Average temperature in February - Vernon Hills, IL
  • Average high temperature in February: 31.3°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in February: 19.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in February
Vernon Hills, IL

Average pressure in February - Vernon Hills, 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).

Average wind speed in February
Vernon Hills, IL

Average wind speed in February - Vernon Hills, IL
  • Average wind speed in February: 10.1mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in February
Vernon Hills, IL

Average humidity in February - Vernon Hills, IL
  • Average humidity in February: 83%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in February
Vernon Hills, IL

Average rainfall in February - Vernon Hills, IL
  • Average rainfall in February: 1.61"

The wettest month (with the highest rainfall) is June (3.54").
The driest months (with the least rainfall) are November and December (1.3").

Average rainfall days in February
Vernon Hills, IL

Average rainfall days in February - Vernon Hills, IL
  • Average rainfall days in February: 4.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in February
Vernon Hills, IL

Average snowfall in February - Vernon Hills, IL
  • Average snowfall in February: 5.55"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in February
Vernon Hills, IL

Average snowfall days in February - Vernon Hills, IL
  • Average snowfall days in February: 11 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in February /
Average sunshine in February
Vernon Hills, IL

Average daylight in February / Average sunshine in February - Vernon Hills, 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 months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in February
Vernon Hills, IL

Average sunshine days in February - Vernon Hills, IL
  • Average sunshine days in February: 12.2 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (10 days).

Average UV index in February
Vernon Hills, IL

Average UV index in February - Vernon Hills, IL
  • Average UV index in February: 2

The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in February
Vernon Hills, IL

Average cloud cover in February - Vernon Hills, IL
  • Average cloud cover in February: 59

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 30).

Average visibility in February
Vernon Hills, IL

Average visibility in February - Vernon Hills, IL
  • Average visibility in February: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

Vernon Hills, Illinois, USA

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