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
The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a cool 50.7°F (10.4°C) in November to a cold 39.6°F (4.2°C). In Pana, the average temperature during the nights of December drops to a subzero cold 28.4°F (-2°C).Humidity
The average relative humidity in December is 78%.Rainfall
February and December are months with the least rain when the rain falls for 7.5 days and typically aggregates up to 0.98" (25mm) of rain.Snowfall
Months with snowfall are January through April, November and December. In Pana, in December, during 4.3 snowfall days, 1.22" (31mm) of snow is typically accumulated. Throughout the year, there are 21.4 snowfall days, and 5.2" (132mm) of snow is accumulated.Daylight
December has the shortest days of the year in Pana, with an average of 9h and 24min of daylight.On the first day of December in Pana, sunrise is at 6:57 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:43 pm CST.
Sunshine
The average sunshine in December in Pana is 4.6h.UV index
The months with the lowest UV index in Pana are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Pana?
What is the average humidity in December in Pana?
What is the driest month in Pana?
How much does it rain in Pana in December?
How much does it snow in Pana in December?
What is the month with the shortest days in Pana?
How many hours of daylight does Pana have in December?
When is the sunrise / sunset in December in Pana?
How many hours of sunshine does Pana have in December?
When is the lowest UV index in Pana?
What is the UV index reading in December in Pana?
Average temperature in December
Pana, IL
- Average high temperature in December: 39.6°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Pana, 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 (29.92"Hg).
Average wind speed in December
Pana, IL
- Average wind speed in December: 9.8mph
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).
Average humidity in December
Pana, IL
- Average humidity in December: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Pana, IL
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are February and December (0.98").
Average rainfall days in December
Pana, IL
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in December
Pana, IL
- Average snowfall in December: 1.22"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Pana, IL
- Average snowfall days in December: 4.3 days
The months with the highest number of snowfall days are January and February (6.3 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
Pana, IL
- Average daylight in December: 9h and 2min
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 December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Pana, IL
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in December
Pana, IL
- Average UV index in December: 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 December
Pana, IL
- Average cloud cover in December: 52
The months with the most cloud cover are January and February (Cloud cover 54).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility in December
Pana, 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).
Pana, Illinois, USA
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