December weather forecastSunol, NE
December
Weather in December
December, the first month of the winter in Sunol, is also a wintry month, with an average temperature fluctuating between 22.3°F (-5.4°C) and 37.4°F (3°C).Temperature
Sunol's December weather reaches an average high of 37.4°F (3°C) and an average low of 22.3°F (-5.4°C), making it the coldest month.Humidity
The average relative humidity in December is 66%.Rainfall
In Sunol, during December, the rain falls for 3.5 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 105.9 rainfall days, and 15.94" (405mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Sunol, in December, during 6.6 snowfall days, 1.81" (46mm) of snow is typically accumulated. Throughout the year, there are 39.5 snowfall days, and 15.51" (394mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 6:57 am and sunset at 4:23 pm. On the last day of December, sunrise is at 7:16 am and sunset at 4:32 pm MST.
Sunshine
The average sunshine in December is 6.3h.UV index
The months with the lowest UV index in Sunol are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sunol, NE
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is December (37.4°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).
Average pressure in December
Sunol, NE
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in December
Sunol, NE
- Average wind speed in December: 11.4mph
The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in December
Sunol, NE
- Average humidity in December: 66%
The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is September (48%).
Average rainfall in December
Sunol, NE
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in December
Sunol, NE
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in December
Sunol, NE
- Average snowfall in December: 1.81"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Sunol, NE
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Sunol, NE
- Average daylight in December: 9h and 18min
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: 6h and 18min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in December
Sunol, NE
- Average sunshine days in December: 21.9 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in December
Sunol, NE
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Sunol, NE
- Average cloud cover in December: 31
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Sunol, 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).
