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 indicates a reduction in the average high-temperature, down to a cold 36.7°F (2.6°C) from November's fresh 50.7°F (10.4°C). Throughout December, an average low-temperature of 23.5°F (-4.7°C) is expected.Humidity
In December, the average relative humidity is 74%.Rainfall
In Cook, in December, it is raining for 4.1 days, with typically 0.91" (23mm) of accumulated precipitation. In Cook, during the entire year, the rain falls for 105 days and collects up to 15.94" (405mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Cook, in December, snow falls for 4.4 days, with typically accumulated 0.51" (13mm) of snow. In Cook, Nebraska, during the entire year, snow falls for 22.4 days and aggregates up to 4.57" (116mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:29 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:08 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 vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Cook have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December in Cook?
Average temperature in December
Cook, NE
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in December: 23.5°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Cook, 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 (29.86"Hg).
Average wind speed in December
Cook, NE
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in December
Cook, NE
- Average humidity in December: 74%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Cook, NE
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are January and February (0.35").
Average rainfall days in December
Cook, NE
- Average rainfall days in December: 4.1 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3 days).
Average snowfall in December
Cook, NE
- Average snowfall in December: 0.51"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Cook, NE
- Average snowfall days in December: 4.4 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 and August (0 days).
Average daylight in December /
Average sunshine in December
Cook, 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 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
Cook, NE
- Average sunshine days in December: 23.2 days
The month with the most sunshine days is November (24.2 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in December
Cook, 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
Cook, NE
- Average cloud cover in December: 40
The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Cook, 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).
Cook, Nebraska, USA
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