February weather forecast
Downers Grove, IL

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Weather in February

February welcomes an easing in the icy grip of January, signaling a gradual transition toward lighter weather. Despite its reputation as a winter month, February experiences a lesser degree of snowfall at 2.28" (58mm), compared to January. Frosty mornings prevail, subtly shifting variables like humidity and pressure hint at the coming thaw. The days become subtly longer, shedding more light on Downers Grove and setting the stage for spring. The wind speed tapers off slightly, indicating a smoother atmospheric pattern than in January.

Temperature

Downers Grove experiences a transition to a cold 32.5°F (0.3°C) in average high-temperatures with the arrival of February, not greatly differing from January's 28.8°F (-1.8°C). Downers Grove's temperature lowers to a mean of 19.9°F (-6.7°C) during the nights in February.

Humidity

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

Rainfall

In February, the rain falls for 4.2 days. Throughout February, 0.71" (18mm) of precipitation is accumulated. In Downers Grove, during the entire year, the rain falls for 118.5 days and collects up to 13.74" (349mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. February is the month with the most snowfall. Snow falls for 8.6 days and accumulates 2.28" (58mm) of snow.

Daylight

The average length of the day in February is 10h and 37min.
On the first day of February, sunrise is at 7:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:41 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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in February suggests the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in February?

An average high-temperature, in February, in Downers Grove, is 32.5°F (0.3°C) and the average low-temperature is 19.9°F (-6.7°C).

What are the most humid months?

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

What is the average humidity in February in Downers Grove?

In February, the average relative humidity in Downers Grove is 82%.

How much does it rain in February?

In February, in Downers Grove, the rain falls for 4.2 days. Throughout February, 0.71" (18mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 8.6 days and typically aggregates up to 2.28" (58mm) of snow.

How much does it snow in February?

In Downers Grove, in February, snow falls for 8.6 days, with typically accumulated 2.28" (58mm) of snow.

How many hours of daylight does Downers Grove have in February?

The average day length in February is 10h and 37min.

When are sunrise and sunset in February?

On the first day of February, sunrise is at 7:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:41 pm CST.

How long on average sun shines in February?

The average sunshine duration in February is 3.9h.

What is the UV index reading in February?

The average daily maximum UV index in February is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
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
Downers Grove, IL

Average temperature in February - Downers Grove, IL
  • Average high temperature in February: 32.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in February: 19.9°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in February
Downers Grove, IL

Average pressure in February - Downers 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
Downers Grove, IL

Average wind speed in February - Downers Grove, IL
  • Average wind speed in February: 9.6mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in February
Downers Grove, IL

Average humidity in February - Downers Grove, 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 (72%).

Average rainfall in February
Downers Grove, IL

Average rainfall in February - Downers Grove, IL
  • Average rainfall in February: 0.71"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.63").

Average rainfall days in February
Downers Grove, IL

Average rainfall days in February - Downers Grove, IL
  • Average rainfall days in February: 4.2 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (4.2 days).

Average snowfall in February
Downers Grove, IL

Average snowfall in February - Downers Grove, IL
  • Average snowfall in February: 2.28"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in February
Downers Grove, IL

Average snowfall days in February - Downers Grove, IL
  • Average snowfall days in February: 8.6 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in February / Average sunshine in February - Downers Grove, 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 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in February
Downers Grove, IL

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

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in February
Downers Grove, IL

Average UV index in February - Downers 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 January (UV index 1).

Average cloud cover in February
Downers Grove, IL

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in February
Downers Grove, IL

Average visibility in February - Downers 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).

Downers Grove, Illinois, USA

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