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 onset brings a reduction in the average high-temperature, from a cool 51.4°F (10.8°C) in November to a cold 38.5°F (3.6°C). During the nights in December, Guide Rock experiences a consistent average temperature of 23.9°F (-4.5°C).Humidity
The average relative humidity in December is 72%.Rainfall
In December, the rain falls for 4.5 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Guide Rock, during the entire year, the rain falls for 110.2 days and collects up to 21.42" (544mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Guide Rock, Nebraska, during December, snow falls for 4.5 days and regularly aggregates up to 1.81" (46mm) of snow. Throughout the year, there are 24.3 snowfall days, and 10.51" (267mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:36 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:18 pm CST.
Sunshine
January and December, with an average of 5.7h of sunshine, are months with the least sunshine in Guide Rock.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days in Guide Rock?
What is the average length of the day in December in Guide Rock?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Guide Rock have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Guide Rock, NE
- Average high temperature in December: 38.5°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Guide Rock, 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
Guide Rock, NE
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.7mph).
Average humidity in December
Guide Rock, NE
- Average humidity in December: 72%
The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is October (61%).
Average rainfall in December
Guide Rock, NE
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in December
Guide Rock, NE
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (2.6 days).
Average snowfall in December
Guide Rock, NE
- Average snowfall in December: 1.81"
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
Guide Rock, NE
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Guide Rock, NE
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).
Average sunshine days in December
Guide Rock, NE
- Average sunshine days in December: 22.7 days
The months with the most sunshine days are January and November (23.2 days).
The months with the least sunshine days are May and June (13.8 days).
Average UV index in December
Guide Rock, NE
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Guide Rock, NE
- Average cloud cover in December: 37
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in December
Guide Rock, 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).
Guide Rock, Nebraska, USA
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