February weather forecast
Vandalia, IL

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Weather in February

February, the last month of the winter in Vandalia, is also a wintry month, with an average temperature fluctuating between 40.6°F (4.8°C) and 27°F (-2.8°C).

Temperature

February brings an average high-temperature of a still wintry 40.6°F (4.8°C), showing a slight difference from January's 36°F (2.2°C). Vandalia experiences an average nighttime temperature of 27°F (-2.8°C) in the month of February.

Humidity

In February, the average relative humidity is 78%.

Rainfall

The month with the least rainfall is February, when the rain falls for 9.6 days and typically collects 2.01" (51mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Vandalia, in February, snow falls for 7 days, with typically accumulated 1.85" (47mm) of snow. In Vandalia, during the entire year, snow falls for 25.1 days and aggregates up to 8.19" (208mm) of snow.

Daylight

The average length of the day in February is 10h and 46min.
On the first day of the month, sunrise is at 7:02 am and sunset at 5:17 pm. On the last day of February, sunrise is at 6:28 am and sunset at 5:48 pm CST.

Sunshine

In February, the average sunshine is 4.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: In February, the average maximum UV index of 2 translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

How cold is February in Vandalia?

February temperatures vary between a high-temperature of 40.6°F (4.8°C) and a low-temperature of 27°F (-2.8°C).

What is the average humidity in February?

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

What is the driest month?

February is the month with the least rainfall. Rain falls for 9.6 days and accumulates 2.01" (51mm) of precipitation.

How many days does it rain in February?

In Vandalia, during February, the rain falls for 9.6 days and regularly aggregates up to 2.01" (51mm) of precipitation.

How many days does it snow in February?

In February, it is snowing for 7 days. Throughout February, 1.85" (47mm) of snow is accumulated.

What is the average length of the day in February?

In Vandalia, the average day length in February is 10h and 46min.

When is the sunrise / sunset in February?

On the first day of February, sunrise is at 7:02 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 5:48 pm CST.

How long on average sun shines in February?

In Vandalia, the average sunshine duration in February is 4.4h.

When is the lowest UV index?

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

How high is the UV index in February?

In February, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Vandalia, IL

Average temperature in February - Vandalia, IL
  • Average high temperature in February: 40.6°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°F).

  • Average low temperature in February: 27°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 (23.4°F).

Average pressure in February
Vandalia, IL

Average pressure in February - Vandalia, 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 (29.93"Hg).

Average wind speed in February
Vandalia, IL

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

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in February
Vandalia, IL

Average humidity in February - Vandalia, 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 (71%).

Average rainfall in February
Vandalia, IL

Average rainfall in February - Vandalia, IL
  • Average rainfall in February: 2.01"

The wettest month (with the highest rainfall) is June (4.57").
The driest month (with the least rainfall) is February (2.01").

Average rainfall days in February
Vandalia, IL

Average rainfall days in February - Vandalia, IL
  • Average rainfall days in February: 9.6 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.2 days).

Average snowfall in February
Vandalia, IL

Average snowfall in February - Vandalia, IL
  • Average snowfall in February: 1.85"

The month with the highest snowfall is December (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in February
Vandalia, IL

Average snowfall days in February - Vandalia, IL
  • Average snowfall days in February: 7 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

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 30min).

  • Average sunshine in February: 4h and 2min

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).

Average sunshine days in February
Vandalia, IL

Average sunshine days in February - Vandalia, IL
  • Average sunshine days in February: 13.3 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (8.6 days).

Average UV index in February
Vandalia, IL

Average UV index in February - Vandalia, 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
Vandalia, IL

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

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July and September (Cloud cover 30).

Average visibility in February
Vandalia, IL

Average visibility in February - Vandalia, 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).

Vandalia, Illinois, USA

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