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 onset of December coincides with a reduction in the average high-temperature, falling from a chilly 48.9°F (9.4°C) in November to a wintry 34.7°F (1.5°C). During the nights in December, an average low-temperature of 21.9°F (-5.6°C) is observed in Garrison.Humidity
In December, the average relative humidity in Garrison is 76%.Rainfall
In Garrison, during December, the rain falls for 3.4 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Garrison, during the entire year, the rain falls for 112.4 days and collects up to 18.62" (473mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Garrison. In Garrison, in December, during 5.3 snowfall days, 1.42" (36mm) of snow is typically accumulated. In Garrison, during the entire year, snow falls for 27.8 days and aggregates up to 11.14" (283mm) 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 December, sunrise is at 7:35 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:10 pm CST.
Sunshine
The average sunshine in December is 5.3h.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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
How cold is December in Garrison?
What is the average humidity in December in Garrison?
How much does it rain in Garrison in December?
How many days does it snow in December in Garrison?
What is the month with the shortest days in Garrison?
How many hours of daylight does Garrison have in December?
What time are sunrise and sunset in December in Garrison?
How many hours of sunshine does Garrison have in December?
When is the lowest UV index in Garrison?
What is the UV index reading in December in Garrison?
Average temperature in December
Garrison, NE
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Garrison, NE
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Garrison, NE
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in December
Garrison, NE
- Average humidity in December: 76%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (64%).
Average rainfall in December
Garrison, NE
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Garrison, NE
- Average rainfall days in December: 3.4 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in December
Garrison, NE
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (2.68").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Garrison, NE
- Average snowfall days in December: 5.3 days
The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Garrison, 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 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Garrison, NE
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in December
Garrison, 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
Garrison, NE
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Garrison, 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).
Garrison, Nebraska, USA
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