December weather forecast
Peters Creek, IL

Weather in December

December, the first month of the winter in Peters Creek, is also a frosty month, with an average temperature varying between 45.5°F (7.5°C) and 33.4°F (0.8°C).

Temperature

In December, the average high-temperature drops from a cool 54.5°F (12.5°C) in November to a chilly 45.5°F (7.5°C). The average low-temperature, in Peters Creek, is 33.4°F (0.8°C).

Humidity

In Peters Creek, the average relative humidity in December is 78%.

Rainfall

In December, the rain falls for 10.8 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 148.8 rainfall days, and 27.05" (687mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Peters Creek are January through April, November and December. In December, it is snowing for 3.2 days. Throughout December, 0.51" (13mm) of snow is accumulated. In Peters Creek, during the entire year, snow falls for 15 days and aggregates up to 4.8" (122mm) of snow.

Daylight

The month with the shortest days in Peters Creek is December, with an average of 9h and 38min of daylight.
On the first day of the month, sunrise is at 6:48 am and sunset at 4:35 pm. On the last day of December, in Peters Creek, sunrise is at 7:07 am and sunset at 4:44 pm CST.

Sunshine

In December, the average sunshine in Peters Creek is 4.8h.

UV index

The months with the lowest UV index in Peters Creek are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 Peters Creek?

In Peters Creek, Illinois, in December, the average high-temperature is 45.5°F (7.5°C), and the average low-temperature is 33.4°F (0.8°C). in August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 95°F (35°C).

What is the average humidity in December in Peters Creek?

The average relative humidity in December in Peters Creek, Illinois, is 78%.

How much does it rain in Peters Creek in December?

In December, in Peters Creek, Illinois, the rain falls for 10.8 days. Throughout December, 2.05" (52mm) of precipitation is accumulated.

How many days does it snow in December in Peters Creek?

In Peters Creek, during December, snow falls for 3.2 days and regularly aggregates up to 0.51" (13mm) of snow.

What is the month with the shortest days in Peters Creek?

The month with the shortest days is December, with an average of 9h and 38min of daylight.

What is the average length of the day in December in Peters Creek?

In Peters Creek, Illinois, the average day length in December is 9h and 38min.

When is the sunrise / sunset in December in Peters Creek?

On the first day of December in Peters Creek, sunrise is at 6:48 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:44 pm CST.

How many hours of sunshine does Peters Creek have in December?

In Peters Creek, Illinois, the average sunshine duration in December is 4.8h.

When is the lowest UV index in Peters Creek?

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

What is the UV index reading in December in Peters Creek?

In December, the average daily maximum UV index in Peters Creek, Illinois, 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Peters Creek, IL

Average temperature in December - Peters Creek, IL
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in December
Peters Creek, IL

Average pressure in December - Peters Creek, IL
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Peters Creek, IL

Average wind speed in December - Peters Creek, IL
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in December
Peters Creek, IL

Average humidity in December - Peters Creek, IL
  • Average humidity in December: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Peters Creek, IL

Average rainfall in December - Peters Creek, IL
  • Average rainfall in December: 2.05"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days in December
Peters Creek, IL

Average rainfall days in December - Peters Creek, IL
  • Average rainfall days in December: 10.8 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in December
Peters Creek, IL

Average snowfall in December - Peters Creek, IL
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Peters Creek, IL

Average snowfall days in December - Peters Creek, IL
  • Average snowfall days in December: 3.2 days

The month with the highest number of snowfall days is January (4.5 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
Peters Creek, IL

Average daylight in December / Average sunshine in December - Peters Creek, IL
  • Average daylight in December: 9h and 38min

The month with the longest days is June (Average daylight: 14h and 43min).
The month with the shortest days is December (Average daylight: 9h and 38min).

  • Average sunshine in December: 4h and 48min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Peters Creek, IL

Average sunshine days in December - Peters Creek, IL
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in December
Peters Creek, IL

Average UV index in December - Peters Creek, IL
  • Average UV index in December: 2

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

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Average cloud cover in December
Peters Creek, IL

Average cloud cover in December - Peters Creek, IL
  • Average cloud cover in December: 49

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).

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Average visibility in December
Peters Creek, IL

Average visibility in December - Peters Creek, IL
  • Average visibility in December: 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).

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