February weather forecast
Oak Brook, IL

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Weather in February

The last month of the winter, February, is an icy month in Oak Brook, Illinois, with an average temperature varying between 32.5°F (0.3°C) and 19.9°F (-6.7°C).

Temperature

Oak Brook's weather in February, with an average high-temperature of a cold 32.5°F (0.3°C), subtly shifts from January's 28.8°F (-1.8°C). In the month of February, Oak Brook records a consistent average low-temperature of 19.9°F (-6.7°C).

Humidity

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

Rainfall

In Oak Brook, in February, during 4.2 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Oak Brook, 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

In February, the average length of the day 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 6:26 am and sunset at 5:41 pm CST.

Sunshine

In Oak Brook, the average sunshine in February is 3.9h.

UV index

In February, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 2 in February leads to these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is February?

An average high-temperature, in February, in Oak Brook, 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?

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

What is the average humidity in February?

In Oak Brook, the average relative humidity in February is 82%.

How many days does it rain in February?

In Oak Brook, in February, during 4.2 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 8.6 days and accumulates 2.28" (58mm) of snow.

How much does it snow in February?

In February, it is snowing for 8.6 days. Throughout February, 2.28" (58mm) of snow is accumulated.

What is the average length of the day in February?

In Oak Brook, the average day length in February is 10h and 37min.

When is the sunrise / sunset in February?

On the first day of February in Oak Brook, sunrise is at 7:04 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 5:41 pm CST.

How many hours of sunshine does Oak Brook have in February?

In February, the average sunshine duration 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 health vulnerability from exposure to the Sun's 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
Oak Brook, IL

Average temperature in February - Oak Brook, 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
Oak Brook, IL

Average pressure in February - Oak Brook, 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
Oak Brook, IL

Average wind speed in February - Oak Brook, 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
Oak Brook, IL

Average humidity in February - Oak Brook, 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
Oak Brook, IL

Average rainfall in February - Oak Brook, 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
Oak Brook, IL

Average rainfall days in February - Oak Brook, 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
Oak Brook, IL

Average snowfall in February - Oak Brook, 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
Oak Brook, IL

Average snowfall days in February - Oak Brook, 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
Oak Brook, IL

Average daylight in February / Average sunshine in February - Oak Brook, 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
Oak Brook, IL

Average sunshine days in February - Oak Brook, 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
Oak Brook, IL

Average UV index in February - Oak Brook, 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
Oak Brook, IL

Average cloud cover in February - Oak Brook, 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
Oak Brook, IL

Average visibility in February - Oak Brook, 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).

Oak Brook, Illinois, USA

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