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
In December, the average high-temperature decreases from a chilly 49.8°F (9.9°C) in November to a cold 40.8°F (4.9°C). The mean low-temperature during December nights in Rutherford is a subzero cold 29.3°F (-1.5°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Rutherford, during December, the rain falls for 8.4 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Rutherford, during the entire year, the rain falls for 128.8 days and collects up to 15" (381mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, in Rutherford, it is snowing for 3.4 days. Throughout December, 1.02" (26mm) of snow is accumulated. In Rutherford, during the entire year, snow falls for 19.2 days and aggregates up to 7.52" (191mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:11 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:51 pm EST.
Sunshine
In Rutherford, the average sunshine in December is 4.7h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
How cold is December in Rutherford?
What is the average humidity in December in Rutherford?
How much does it rain in Rutherford in December?
How many days does it snow in December in Rutherford?
What is the month with the shortest days in Rutherford?
What is the average length of the day in December in Rutherford?
When is the sunrise / sunset in December in Rutherford?
How long on average sun shines in December in Rutherford?
When is the lowest UV index in Rutherford?
What is the UV index intensity in December in Rutherford?
Average temperature in December
Rutherford, PA
- Average high temperature in December: 40.8°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Rutherford, PA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Rutherford, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Rutherford, PA
- Average humidity in December: 79%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in December
Rutherford, PA
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in December
Rutherford, PA
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Rutherford, PA
- Average snowfall in December: 1.02"
The months with the highest snowfall are January and March (2.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rutherford, PA
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rutherford, PA
- 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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Rutherford, PA
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in December
Rutherford, PA
- Average UV index in December: 2
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Rutherford, PA
- Average cloud cover in December: 51
The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Rutherford, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Rutherford, Pennsylvania, USA
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