December weather forecast
Strasburg, IL

Weather in December

December, the first month of the winter in Strasburg, is still a cold month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 39.7°F (4.3°C).

Temperature

In December, the average high-temperature decreases from a cool 50.5°F (10.3°C) in November to a cold 39.7°F (4.3°C). The average low-temperature, in Strasburg, Illinois, is 28.8°F (-1.8°C).

Humidity

The average relative humidity in December in Strasburg is 79%.

Rainfall

In Strasburg, it is raining for 7 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, there are 111.4 rainfall days, and 10.31" (262mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, October through December. The month with the most snowfall is December, when snow falls for 3.4 days and typically aggregates up to 0.87" (22mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 27min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:31 pm. On the last day of December, in Strasburg, Illinois, sunrise is at 7:14 am and sunset at 4:40 pm CST.

Sunshine

The average sunshine in December in Strasburg is 4.6h.

UV index

The month with the lowest UV index in Strasburg is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 December in Strasburg?

The average high-temperature, in December, in Strasburg, is 39.7°F (4.3°C), while the average low-temperature is 28.8°F (-1.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 87.8°F (31°C).

What is the average humidity in December in Strasburg?

In Strasburg, the average relative humidity in December is 79%.

How many days does it rain in December in Strasburg?

In Strasburg, Illinois, during December, the rain falls for 7 days and regularly aggregates up to 0.71" (18mm) of precipitation.

When does it snow the most in Strasburg?

The month with the most snowfall in Strasburg, Illinois, is December, when snow falls for 3.4 days and typically aggregates up to 0.87" (22mm) of snow.

How much does it snow in Strasburg in December?

In Strasburg, in December, snow falls for 3.4 days, with typically accumulated 0.87" (22mm) of snow.

What is the month with the shortest days in Strasburg?

With an average of 9h and 27min of daylight, December has the shortest days of the year.

How many hours of daylight does Strasburg have in December?

The average day length in December in Strasburg, Illinois, is 9h and 27min.

When is the sunrise / sunset in December in Strasburg?

In December, on the first day of the month, sunrise is at 6:55 am and sunset at 4:31 pm. On the last day of the month, in Strasburg, Illinois, sunrise is at 7:14 am and sunset at 4:40 pm CST.

How long on average sun shines in December in Strasburg?

The average sunshine duration in December in Strasburg is 4.6h.

When is the lowest UV index in Strasburg?

December is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index reading in December in Strasburg?

The average daily maximum UV index in December in Strasburg, Illinois, is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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 December
Strasburg, IL

Average temperature in December - Strasburg, IL
  • Average high temperature in December: 39.7°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in December: 28.8°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in December
Strasburg, IL

Average pressure in December - Strasburg, IL
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Strasburg, IL

Average wind speed in December - Strasburg, IL
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in December
Strasburg, IL

Average humidity in December - Strasburg, IL
  • Average humidity in December: 79%

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 December
Strasburg, IL

Average rainfall in December - Strasburg, IL
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is April (1.3").
The driest months (with the least rainfall) are February, September and November (0.51").

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Average rainfall days in December
Strasburg, IL

Average rainfall days in December - Strasburg, IL
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in December
Strasburg, IL

Average snowfall in December - Strasburg, IL
  • Average snowfall in December: 0.87"

The month with the highest snowfall is December (0.87").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in December
Strasburg, IL

Average snowfall days in December - Strasburg, IL
  • Average snowfall days in December: 3.4 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Strasburg, IL

Average daylight in December / Average sunshine in December - Strasburg, IL
  • Average daylight in December: 9h and 27min

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 27min).

  • Average sunshine in December: 4h and 36min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Strasburg, IL

Average sunshine days in December - Strasburg, IL
  • Average sunshine days in December: 21.3 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in December
Strasburg, IL

Average UV index in December - Strasburg, IL
  • Average UV index in December: 1

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

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Average cloud cover in December
Strasburg, IL

Average cloud cover in December - Strasburg, IL
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Strasburg, IL

Average visibility in December - Strasburg, IL
  • Average visibility in December: 6mi

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

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