Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December involves a decrease in temperature, down from a fresh 54.5°F (12.5°C) in November to a frosty 45.5°F (7.5°C). Peters Creek encounters an average low-temperature of 33.4°F (0.8°C) during December nights.Humidity
In Peters Creek, the average relative humidity in December is 78%.Rainfall
In December, in Peters Creek, the rain falls for 10.8 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Peters Creek, there are 148.8 rainfall days, and 27.05" (687mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Peters Creek. In Peters Creek, in December, during 3.2 snowfall days, 0.51" (13mm) of snow is typically accumulated. Throughout the year, there are 15 snowfall days, and 4.8" (122mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Peters Creek.On the first day of December, sunrise is at 6:49 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:45 pm CST.
Sunshine
In December, the average sunshine is 4.8h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Peters Creek, Illinois. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the temperature in December in Peters Creek?
What is the average humidity in December in Peters Creek?
How many days does it rain in December in Peters Creek?
How much does it snow in Peters Creek in December?
What is the month with the shortest days in Peters Creek?
What is the average length of the day in December in Peters Creek?
When are sunrise and sunset in December in Peters Creek?
How long on average sun shines in December in Peters Creek?
What are the months with the lowest UV index in Peters Creek?
What is the UV index reading in December in Peters Creek?
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).
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).
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).
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%).
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").
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).
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").
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).
Average daylight in December /
Average sunshine in December
Peters Creek, IL
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 5min
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).
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).
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).
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).
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).
Peters Creek, Illinois, USA
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