February weather forecast
Jacksonville, IL

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Weather in February

February, the last month of the winter in Jacksonville, is another cold month, with an average temperature fluctuating between 38.3°F (3.5°C) and 24.6°F (-4.1°C).

Temperature

Jacksonville records an average high-temperature of a still wintry 38.3°F (3.5°C) in February, maintaining a close correlation with January's 33.4°F (0.8°C). Jacksonville's temperature lowers to a mean of 24.6°F (-4.1°C) during the nights in February.

Humidity

The average relative humidity in February in Jacksonville is 78%.

Rainfall

In Jacksonville, during February, the rain falls for 7.1 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Jacksonville, during the entire year, the rain falls for 148.2 days and collects up to 29.37" (746mm) of precipitation.

Snowfall

Months with snowfall in Jacksonville are January through April, October through December. In Jacksonville, in February, during 7.2 snowfall days, 2.68" (68mm) of snow is typically accumulated. Throughout the year, in Jacksonville, there are 28.3 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

In Jacksonville, the average length of the day in February is 10h and 44min.
On the first day of the month, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of February, sunrise is at 6:34 am and sunset at 5:52 pm CST.

Sunshine

In February, the average sunshine in Jacksonville is 4.6h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 in February translates into these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

Is it cold in Jacksonville during February?

The average high-temperature and low-temperature during February are 38.3°F (3.5°C) and 24.6°F (-4.1°C) respectively.

What is the average humidity in February in Jacksonville?

In February, the average relative humidity in Jacksonville, Illinois, is 78%.

How much does it rain in Jacksonville in February?

In Jacksonville, Illinois, during February, the rain falls for 7.1 days and regularly aggregates up to 1.61" (41mm) of precipitation.

How many days does it snow in February in Jacksonville?

In Jacksonville, during February, snow falls for 7.2 days and regularly aggregates up to 2.68" (68mm) of snow.

How many hours of daylight does Jacksonville have in February?

In February, the average day length in Jacksonville, Illinois, is 10h and 44min.

When is the sunrise / sunset in February in Jacksonville?

In February, on the first day of the month, sunrise is at 7:08 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 5:52 pm CST.

How many hours of sunshine does Jacksonville have in February?

The average sunshine duration in February in Jacksonville, Illinois, is 4.6h.

When is the lowest UV index in Jacksonville?

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

What is the UV index reading in February in Jacksonville?

In February, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat 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
Jacksonville, IL

Average temperature in February - Jacksonville, IL
  • Average high temperature in February: 38.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in February: 24.6°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in February
Jacksonville, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in February
Jacksonville, IL

Average wind speed in February - Jacksonville, IL
  • Average wind speed in February: 10mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in February
Jacksonville, IL

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in February
Jacksonville, IL

Average rainfall in February - Jacksonville, IL
  • Average rainfall in February: 1.61"

The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.54").

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Average rainfall days in February
Jacksonville, IL

Average rainfall days in February - Jacksonville, IL
  • Average rainfall days in February: 7.1 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and February (7.1 days).

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Average snowfall in February
Jacksonville, IL

Average snowfall in February - Jacksonville, IL
  • Average snowfall in February: 2.68"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in February
Jacksonville, IL

Average snowfall days in February - Jacksonville, IL
  • Average snowfall days in February: 7.2 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in February / Average sunshine in February - Jacksonville, IL
  • Average daylight in February: 10h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in February: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in February
Jacksonville, IL

Average sunshine days in February - Jacksonville, IL
  • Average sunshine days in February: 14.8 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index in February
Jacksonville, IL

Average UV index in February - Jacksonville, 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).

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Average cloud cover in February
Jacksonville, IL

Average cloud cover in February - Jacksonville, IL
  • Average cloud cover in February: 51

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

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Average visibility in February
Jacksonville, IL

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

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

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Jacksonville, Illinois, USA

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