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
Shelby's December weather features a mild decline in high-temperatures, reducing from a frosty 48.9°F (9.4°C) in November to an icy 34.7°F (1.5°C). Shelby encounters a steady low-temperature average of 21.9°F (-5.6°C) throughout the month of December.Humidity
The average relative humidity in December is 76%.Rainfall
In December, the rain falls for 3.4 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 112.4 rainfall days, and 18.62" (473mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Shelby. In December, in Shelby, it is snowing for 5.3 days. Throughout December, 1.42" (36mm) of snow is accumulated. In Shelby, 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 in Shelby.On the first day of December in Shelby, sunrise is at 7:36 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:11 pm CST.
Sunshine
In Shelby, the average sunshine in December is 5.3h.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 reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
How cold is it in Shelby in December?
What is the average humidity in December in Shelby?
How much does it rain in Shelby in December?
How many days does it snow in December in Shelby?
What is the month with the shortest days in Shelby?
What is the average length of the day in December in Shelby?
When are sunrise and sunset in December in Shelby?
How long on average sun shines in December in Shelby?
What are the months with the lowest UV index in Shelby?
How high is the UV index in December in Shelby?
Average temperature in December
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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
Shelby, 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).
Shelby, Nebraska, USA
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