February weather forecast
Deer Grove, IL

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Weather in February

The last month of the winter, February, is a cold month in Deer Grove, Illinois, with an average temperature fluctuating between 32°F (0°C) and 19.2°F (-7.1°C).

Temperature

The commencement of February introduces an average high-temperature of an icy 32°F (0°C), closely mirroring the preceding month. Throughout February, Deer Grove's nights cool down to an average of 19.2°F (-7.1°C).

Humidity

In February, the average relative humidity is 83%.

Rainfall

In Deer Grove, during February, the rain falls for 4 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 114.5 rainfall days, and 12.72" (323mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Deer Grove, Illinois, in February, snow falls for 8.1 days, with typically accumulated 1.22" (31mm) of snow. Throughout the year, there are 31.5 snowfall days, and 5.2" (132mm) of snow is accumulated.

Daylight

The average length of the day in February is 10h and 38min.
On the first day of the month, sunrise is at 7:10 am and sunset at 5:13 pm. On the last day of February, sunrise is at 6:33 am and sunset at 5:48 pm CST.

Sunshine

In February, the average sunshine 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 hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 2 during February translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in February?

In February, the average high-temperature and low-temperature are 32°F (0°C) and 19.2°F (-7.1°C) respectively.

What is the average humidity in February?

In February, the average relative humidity is 83%.

How many days does it rain in February?

In Deer Grove, in February, during 4 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

How many days does it snow in February?

In February, it is snowing for 8.1 days. Throughout February, 1.22" (31mm) of snow is accumulated.

What is the average length of the day in February in Deer Grove?

In February, the average day length is 10h and 38min.

When are sunrise and sunset in February?

On the first day of February, sunrise is at 7:10 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 5:48 pm CST.

How long on average sun shines in February?

In Deer Grove, the average sunshine duration in February is 3.9h.

How high is the UV index in February?

In Deer Grove, the average daily maximum UV index in February is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe 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
Deer Grove, IL

Average temperature in February - Deer Grove, IL
  • Average high temperature in February: 32°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in February: 19.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

Average pressure in February
Deer Grove, IL

Average pressure in February - Deer Grove, IL
  • Average pressure in February: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in February
Deer Grove, IL

Average wind speed in February - Deer Grove, IL
  • Average wind speed in February: 10.3mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in February
Deer Grove, IL

Average humidity in February - Deer Grove, IL
  • Average humidity in February: 83%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in February
Deer Grove, IL

Average rainfall in February - Deer Grove, IL
  • Average rainfall in February: 0.63"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in February
Deer Grove, IL

Average rainfall days in February - Deer Grove, IL
  • Average rainfall days in February: 4 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in February
Deer Grove, IL

Average snowfall in February - Deer Grove, IL
  • Average snowfall in February: 1.22"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in February
Deer Grove, IL

Average snowfall days in February - Deer Grove, IL
  • Average snowfall days in February: 8.1 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in February /
Average sunshine in February
Deer Grove, IL

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

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 12min).

  • Average sunshine in February: 3h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in February
Deer Grove, IL

Average sunshine days in February - Deer Grove, IL
  • Average sunshine days in February: 17.3 days

The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is June (13.5 days).

Average UV index in February
Deer Grove, IL

Average UV index in February - Deer Grove, IL
  • Average UV index in February: 2

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

Average cloud cover in February
Deer Grove, IL

Average cloud cover in February - Deer Grove, IL
  • Average cloud cover in February: 58

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in February
Deer Grove, IL

Average visibility in February - Deer Grove, 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).

Deer Grove, Illinois, USA

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