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 brings a minor decrease, with the average high-temperature reducing from a chilly 49.6°F (9.8°C) in November to an icy 36°F (2.2°C). During December, the nighttime temperature in McCool Junction averages of 22.3°F (-5.4°C).Humidity
The average relative humidity in December in McCool Junction is 75%.Rainfall
In December, in McCool Junction, the rain falls for 5 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. Throughout the year, there are 117.1 rainfall days, and 20.63" (524mm) of precipitation is accumulated.Snowfall
Months with snowfall in McCool Junction, Nebraska, are January through May, October through December. In McCool Junction, in December, snow falls for 6.5 days, with typically accumulated 2.91" (74mm) of snow. In McCool Junction, during the entire year, snow falls for 33.7 days and aggregates up to 14.25" (362mm) 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 7:35 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:54 am and sunset at 5:13 pm CST.
Sunshine
The average sunshine in December 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 in McCool Junction. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
How cold is December in McCool Junction?
What is the average humidity in December in McCool Junction?
How much does it rain in McCool Junction in December?
How many days does it snow in December in McCool Junction?
What is the month with the shortest days in McCool Junction?
How many hours of daylight does McCool Junction have in December?
When is the sunrise / sunset in December in McCool Junction?
How long on average sun shines in December in McCool Junction?
What are the months with the lowest UV index in McCool Junction?
What is the UV index reading in December in McCool Junction?
Average temperature in December
McCool Junction, NE
- Average high temperature in December: 36°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°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
McCool Junction, NE
- Average pressure in December: 30.13"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
McCool Junction, NE
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
McCool Junction, 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
McCool Junction, NE
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (3.62").
The driest months (with the least rainfall) are January and November (0.75").
Average rainfall days in December
McCool Junction, NE
- Average rainfall days in December: 5 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
McCool Junction, NE
- Average snowfall in December: 2.91"
The month with the highest snowfall is January (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
McCool Junction, NE
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
McCool Junction, 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 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
McCool Junction, NE
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in December
McCool Junction, 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
McCool Junction, NE
- Average cloud cover in December: 40
The months with the most cloud cover are January, February and March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
McCool Junction, 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).
McCool Junction, Nebraska, USA
Weather forecast for your location
2. Allow the app to use your location
