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
With December's arrival, Stanhope, New Jersey, sees a decrease in average high-temperatures, moving from a frosty 49.1°F (9.5°C) in November to a wintry 39.6°F (4.2°C). Stanhope's nights in December experience an average temperature drop to a subzero cold 27.9°F (-2.3°C).Humidity
The months with the highest humidity in Stanhope are February, October and December, with an average relative humidity of 81%.Rainfall
In Stanhope, New Jersey, in December, it is raining for 11.5 days, with typically 2.95" (75mm) of accumulated precipitation. In Stanhope, during the entire year, the rain falls for 162.3 days and collects up to 31.54" (801mm) of precipitation.Snowfall
Months with snowfall in Stanhope are January through May, October through December. In Stanhope, during December, snow falls for 6 days and regularly aggregates up to 3.27" (83mm) of snow. In Stanhope, during the entire year, snow falls for 36.2 days and aggregates up to 19.61" (498mm) 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 the month, sunrise is at 7:04 am and sunset at 4:31 pm. On the last day of December, in Stanhope, sunrise is at 7:23 am and sunset at 4:41 pm EST.
Sunshine
In December, the average sunshine is 4.7h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
How cold is it in Stanhope in December?
What are the most humid months in Stanhope?
What is the average humidity in December in Stanhope?
How much does it rain in Stanhope in December?
How many days does it snow in December in Stanhope?
What is the month with the shortest days in Stanhope?
What is the average length of the day in December in Stanhope?
When are sunrise and sunset in December in Stanhope?
How long on average sun shines in December in Stanhope?
What is the month with the lowest UV index in Stanhope?
What is the UV index reading in December in Stanhope?
Average temperature in December
Stanhope, NJ
- Average high temperature in December: 39.6°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 (33.4°F).
- Average low temperature in December: 27.9°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 (20.7°F).
Average pressure in December
Stanhope, NJ
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Stanhope, NJ
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Stanhope, NJ
- Average humidity in December: 81%
The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Stanhope, NJ
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in December
Stanhope, NJ
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Stanhope, NJ
- Average snowfall in December: 3.27"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Stanhope, NJ
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Stanhope, NJ
- 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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Stanhope, NJ
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Stanhope, NJ
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Stanhope, NJ
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Stanhope, NJ
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Stanhope, New Jersey, USA
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