February weather forecast
Oak Brook, IL

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Weather in February

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

Temperature

Oak Brook commences February with an average high-temperature of an icy 32.5°F (0.3°C), maintaining a close resemblance to the previous month. Oak Brook observes an average nighttime temperature of 19.9°F (-6.7°C) during February.

Humidity

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

Rainfall

In Oak Brook, in February, during 4.2 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, in Oak Brook, there are 118.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. 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.

Daylight

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

Sunshine

In February, the average sunshine is 3.9h.

UV index

In February, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: In February, the average maximum UV index of 2 translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

How cold is it in Oak Brook in 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 in Oak Brook?

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 Oak Brook?

The average relative humidity in February is 82%.

How much does it rain in Oak Brook in February?

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

What is the snowiest month in Oak Brook?

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

How much does it snow in Oak Brook in February?

In Oak Brook, Illinois, during February, snow falls for 8.6 days and regularly aggregates up to 2.28" (58mm) of snow.

What is the average length of the day in February in Oak Brook?

The average day length in February in Oak Brook, Illinois, is 10h and 37min.

When is the sunrise / sunset in February in Oak Brook?

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

How long on average sun shines in February in Oak Brook?

In February, the average sunshine duration is 3.9h.

How high is the UV index in February in Oak Brook?

In February, the average daily maximum UV index in Oak Brook is 2. A UV Index reading of 2, and below, represents a low health risk 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
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Oak Brook, Illinois, USA

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