February weather forecast
Sumner, IL

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Weather in February

The last month of the winter, February, is also a wintry month in Sumner, Illinois, with an average temperature fluctuating between 41.9°F (5.5°C) and 28.2°F (-2.1°C).

Temperature

An average high-temperature of a still icy 41.9°F (5.5°C) marks February, exhibiting a close resemblance to the conditions in January. The average nighttime temperature in Sumner lowers to a subzero cold 28.2°F (-2.1°C) throughout February.

Humidity

In February, the average relative humidity is 78%.

Rainfall

In Sumner, during February, the rain falls for 9.4 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Sumner, during the entire year, the rain falls for 160.3 days and collects up to 34.33" (872mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Sumner, during February, snow falls for 6.4 days and regularly aggregates up to 1.5" (38mm) of snow. Throughout the year, there are 21.7 snowfall days, and 5.87" (149mm) of snow is accumulated.

Daylight

In Sumner, Illinois, the average length of the day in February is 10h and 47min.
On the first day of February, sunrise is at 6:57 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 5:43 pm CST.

Sunshine

The average sunshine in February in Sumner is 4.6h.

UV index

The months with the lowest UV index in Sumner are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in February interprets into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Sumner during February?

During February, Sumner experiences an average high-temperature of 41.9°F (5.5°C) and a low-temperature of 28.2°F (-2.1°C).

What is the average humidity in February in Sumner?

The average relative humidity in February is 78%.

How much does it rain in Sumner in February?

In February, the rain falls for 9.4 days. Throughout February, 2.2" (56mm) of precipitation is accumulated.

How much does it snow in Sumner in February?

In Sumner, in February, snow falls for 6.4 days, with typically accumulated 1.5" (38mm) of snow.

How many hours of daylight does Sumner have in February?

In February, the average day length in Sumner is 10h and 47min.

When are sunrise and sunset in February in Sumner?

On the first day of February in Sumner, sunrise is at 6:57 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 5:43 pm CST.

How long on average sun shines in February in Sumner?

In February, the average sunshine duration is 4.6h.

When is the lowest UV index in Sumner?

The months with the lowest UV index in Sumner, Illinois, are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in February in Sumner?

In February, the average daily maximum UV index in Sumner, Illinois, is 2. A UV Index of 2, and less, symbolizes 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
Sumner, IL

Average temperature in February - Sumner, IL
  • Average high temperature in February: 41.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in February: 28.2°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in February
Sumner, IL

Average pressure in February - Sumner, IL
  • Average pressure in February: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in February
Sumner, IL

Average wind speed in February - Sumner, IL
  • Average wind speed in February: 10.1mph

The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in February
Sumner, IL

Average humidity in February - Sumner, IL
  • Average humidity in February: 78%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in February
Sumner, IL

Average rainfall in February - Sumner, IL
  • Average rainfall in February: 2.2"

The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in February
Sumner, IL

Average rainfall days in February - Sumner, IL
  • Average rainfall days in February: 9.4 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is February (9.4 days).

Average snowfall in February
Sumner, IL

Average snowfall in February - Sumner, IL
  • Average snowfall in February: 1.5"

The month with the highest snowfall is January (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in February
Sumner, IL

Average snowfall days in February - Sumner, IL
  • Average snowfall days in February: 6.4 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in February / Average sunshine in February - Sumner, IL
  • Average daylight in February: 10h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in February: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in February
Sumner, IL

Average sunshine days in February - Sumner, IL
  • Average sunshine days in February: 12.8 days

The month with the most sunshine days is October (18 days).
The month with the least sunshine days is May (9.4 days).

Average UV index in February
Sumner, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in February
Sumner, IL

Average cloud cover in February - Sumner, IL
  • Average cloud cover in February: 52

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in February
Sumner, IL

Average visibility in February - Sumner, 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).

Sumner, Illinois, USA

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