February weather forecast
Thornton, IL

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Weather in February

The last month of the winter, February, is a cold month in Thornton, Illinois, with an average temperature fluctuating between 21.2°F (-6°C) and 33.1°F (0.6°C).

Temperature

The shift into February finds Thornton at an average high-temperature of a wintry 33.1°F (0.6°C), closely comparable to January's conditions. In February, Thornton's temperature tends to fall to an average low of 21.2°F (-6°C) during the night.

Humidity

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

Rainfall

In February, the rain falls for 6.1 days. Throughout February, 1.69" (43mm) of precipitation is accumulated. Throughout the year, there are 155.6 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Thornton, in February, snow falls for 10.5 days, with typically accumulated 4.09" (104mm) of snow. Throughout the year, there are 44.6 snowfall days, and 16.46" (418mm) of snow is accumulated.

Daylight

In Thornton, Illinois, the average length of the day in February is 10h and 38min.
On the first day of the month, sunrise is at 7:02 am and sunset at 5:05 pm. On the last day of February, sunrise is at 6:25 am and sunset at 5:40 pm CST.

Sunshine

In February, the average sunshine is 3.9h.

UV index

In Thornton, the average daily maximum UV index in February is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in February interprets into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is February?

In Thornton, 33.1°F (0.6°C) is the average high-temperature and 21.2°F (-6°C) is the average low-temperature during February.

What is the most humid month?

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

What is the average humidity in February?

The average relative humidity in February in Thornton, Illinois, is 82%.

How much does it rain in February?

In February, the rain falls for 6.1 days. Throughout February, 1.69" (43mm) of precipitation is accumulated.

How many days does it snow in February?

In Thornton, in February, snow falls for 10.5 days, with typically accumulated 4.09" (104mm) of snow.

How many hours of daylight does Thornton have in February?

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

When is the sunrise / sunset in February?

In February, on the first day of the month, sunrise is at 7:02 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 5:40 pm CST.

How many hours of sunshine does Thornton have in February?

In February, the average sunshine duration is 3.9h.

What is the UV index intensity in February?

In Thornton, the average daily maximum UV index in February is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from 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
Thornton, IL

Average temperature in February - Thornton, IL
  • Average high temperature in February: 33.1°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in February: 21.2°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in February
Thornton, IL

Average pressure in February - Thornton, 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
Thornton, IL

Average wind speed in February - Thornton, IL
  • Average wind speed in February: 9.9mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in February
Thornton, IL

Average humidity in February - Thornton, 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 (73%).

Average rainfall in February
Thornton, IL

Average rainfall in February - Thornton, IL
  • Average rainfall in February: 1.69"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in February
Thornton, IL

Average rainfall days in February - Thornton, IL
  • Average rainfall days in February: 6.1 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).

Average snowfall in February
Thornton, IL

Average snowfall in February - Thornton, IL
  • Average snowfall in February: 4.09"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in February
Thornton, IL

Average snowfall days in February - Thornton, IL
  • Average snowfall days in February: 10.5 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in February / Average sunshine in February - Thornton, 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 month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in February
Thornton, IL

Average sunshine days in February - Thornton, IL
  • Average sunshine days in February: 11.8 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).

Average UV index in February
Thornton, IL

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

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

Average cloud cover in February
Thornton, IL

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

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in February
Thornton, IL

Average visibility in February - Thornton, IL
  • Average visibility in February: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Thornton, Illinois, USA

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