February weather forecast and climate
Chicago, IL

The city of Chicago in Illinois on the shores of Lake Michigan, with a superb view of the sandy beach of Oak Street
The city of Chicago in Illinois on the shores of Lake Michigan, with a superb view of the sandy beach of Oak Street

Weather in February

February, the last month of the winter, in Chicago, is a wintry month, with temperature in the range of an average high of 32°F (0°C) and an average low of 23°F (-5°C).

Temperature

In Chicago, the average high-temperature in February is essentially the same as in January - a cold 32°F (0°C). In Chicago, the average low-temperature is 23°F (-5°C).

Humidity

In February, the average relative humidity in Chicago is 81%.

Rainfall

In Chicago, in February, during 5.5 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Chicago, during the entire year, the rain falls for 160.2 days and collects up to 36.97" (939mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Chicago. The month with the most snowfall in Chicago is February when snow falls for 9.9 days and typically aggregates up to 3.54" (90mm) of snow.

Ocean temperature

With an average ocean temperature of 36.9°F (2.7°C), February is the month with the coldest seawater.
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Chicago, the average length of the day in February is 10.6h.

Sunshine

In Chicago, the average sunshine in February is 3.9h.

UV index

The average daily maximum UV index in Chicago is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in February interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in February in Chicago?

In Chicago, Illinois, in February, the average high-temperature is 32°F (0°C), and the average low-temperature is 23°F (-5°C).

What is the average humidity in February in Chicago?

The average relative humidity in February in Chicago, Illinois, is 81%.

How much does it rain in Chicago in February?

In February, in Chicago, the rain falls for 5.5 days. Throughout February, 1.81" (46mm) of precipitation is accumulated.

How many days does it snow in February in Chicago?

In February, in Chicago, Illinois, it is snowing for 9.9 days. Throughout February, 3.54" (90mm) of snow is accumulated.

What is the snowiest month in Chicago?

February is the month with the most snowfall in Chicago. Snow falls for 9.9 days and accumulates 3.54" (90mm) of snow.

When is the ocean coldest in Chicago?

With an average ocean temperature of 36.9°F (2.7°C), February is the month with the coldest seawater in Chicago.

What is the water temperature in February in Chicago?

In February, the average ocean temperature in Chicago, Illinois, is 36.9°F (2.7°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Chicago have in February?

In February, the average length of the day in Chicago, Illinois, is 10.6h.

How long on average sun shines in February in Chicago?

In February, the average sunshine in Chicago is 3.9h.

How high is the UV index in February in Chicago?

In Chicago, Illinois, the average daily maximum UV index in February is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation.

Average temperature in February
Chicago, IL

Average temperature in February - Chicago, IL
  • Average high temperature in February: 0°C

The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in February: -5°C

The month with the highest average low temperature is July (19.9°C).
The coldest month (with the lowest average low temperature) is January (-6.3°C).

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Average pressure in February
Chicago, IL

Average pressure in February - Chicago, IL
  • Average pressure in February: 1019.1mbar

The month with the highest atmospheric pressure is January (1019.5mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).

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Average wind speed in February
Chicago, IL

Average wind speed in February - Chicago, IL
  • Average wind speed in February: 19.1km/h

The windiest month (with the highest average wind speed) is January (20.1km/h).
The calmest month (with the lowest average wind speed) is July (12.4km/h).

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Average humidity in February
Chicago, IL

Average humidity in February - Chicago, IL
  • Average humidity in February: 81%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in February
Chicago, IL

Average rainfall in February - Chicago, IL
  • Average rainfall in February: 46mm

The wettest month (with the highest rainfall) is June (124mm).
The driest month (with the least rainfall) is December (42mm).

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Average rainfall days in February
Chicago, IL

Average rainfall days in February - Chicago, IL
  • Average rainfall days in February: 5.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in February
Chicago, IL

Average snowfall in February - Chicago, IL
  • Average snowfall in February: 90mm

The month with the highest snowfall is February (90mm).
Months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in February
Chicago, IL

Average snowfall days in February - Chicago, IL
  • Average snowfall days in February: 9.9 days

The month with the highest number of snowfall days is January (10.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in February
Chicago, IL

Average sea temperature in February - Chicago, IL
  • Average sea temperature in February: 2.7°C

The best month for swimming (with the highest average sea temperature) is August (23.3°C).
The coldest month (with the lowest average sea temperature) is February (2.7°C).

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Average daylight in February /
Average sunshine in February
Chicago, IL

Average daylight in February / Average sunshine in February - Chicago, IL
  • Average daylight in February: 10.6h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in February: 3.9h

Months with the most sunshine are July and August (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in February
Chicago, IL

Average sunshine days in February - Chicago, IL
  • Average sunshine days in February: 11.6 days

The month with the most sunshine days is December (15.5 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in February
Chicago, IL

Average UV index in February - Chicago, IL
  • Average UV index in February: 2

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in February
Chicago, IL

Average cloud cover in February - Chicago, IL
  • Average cloud cover in February: 59

The month with the most cloud cover is January (Cloud cover 62).
Months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in February
Chicago, IL

Average visibility in February - Chicago, IL
  • Average visibility in February: 9km

Months with the highest visibility are September and October (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, November and December (9km).

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