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's arrival correlates with a reduction in the average high-temperature, down from a chilly 49.3°F (9.6°C) in November to an icy 35.4°F (1.9°C). Polk's nighttime temperature in December drops to an average of 22.1°F (-5.5°C).Humidity
In December, the average relative humidity is 75%.Rainfall
In December, in Polk, the rain falls for 3.7 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. Throughout the year, there are 114.7 rainfall days, and 20.83" (529mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 6.3 days and typically aggregates up to 3.23" (82mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:37 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:56 am and sunset at 5:12 pm CST.
Sunshine
In December, the average sunshine is 5.4h.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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. 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 it in December?
What is the average humidity in December?
How much does it rain in December?
What is the snowiest month?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Polk have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Polk, NE
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.4°F).
- Average low temperature in December: 22.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Polk, NE
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Polk, NE
- Average wind speed in December: 10.3mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in December
Polk, NE
- Average humidity in December: 75%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (62%).
Average rainfall in December
Polk, NE
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Polk, NE
- Average rainfall days in December: 3.7 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Polk, NE
- Average snowfall in December: 3.23"
The month with the highest snowfall is December (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Polk, NE
- Average snowfall days in December: 6.3 days
The months with the highest number of snowfall days are January and February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Polk, NE
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Polk, NE
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in December
Polk, NE
- 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
Polk, NE
- Average cloud cover in December: 40
The months with the most cloud cover are January and February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Polk, NE
- 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).
Polk, Nebraska, USA
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