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 slight decrease in the average high-temperature, shifting from a cool 54.1°F (12.3°C) in November to a frosty 45.9°F (7.7°C). An average low-temperature of 35.8°F (2.1°C) is anticipated throughout the nights during December.Humidity
In December, the average relative humidity is 76%.Rainfall
In Mizpah, during December, the rain falls for 10.4 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Mizpah, during the entire year, the rain falls for 131.2 days and collects up to 15.12" (384mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Mizpah, in December, during 1.5 snowfall days, 0.47" (12mm) of snow is typically accumulated. In Mizpah, during the entire year, snow falls for 11.5 days and aggregates up to 2.8" (71mm) 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 7:01 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:45 pm EST.
Sunshine
The average sunshine in December is 5.1h.UV index
The months with the lowest UV index are January, 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 unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Mizpah have in December?
What is the month with the lowest UV index?
What is the UV index reading in December in Mizpah?
Average temperature in December
Mizpah, NJ
- Average high temperature in December: 45.9°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 (39.4°F).
- Average low temperature in December: 35.8°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in December
Mizpah, NJ
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Mizpah, NJ
- Average wind speed in December: 9.2mph
The windiest months (with the highest average wind speed) are January, February, March and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Mizpah, NJ
- Average humidity in December: 76%
The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are March and April (73%).
Average rainfall in December
Mizpah, NJ
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Mizpah, NJ
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in December
Mizpah, NJ
- Average snowfall in December: 0.47"
The month with the highest snowfall is March (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Mizpah, NJ
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mizpah, NJ
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
Mizpah, NJ
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in December
Mizpah, NJ
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Mizpah, NJ
- Average cloud cover in December: 45
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Mizpah, NJ
- 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).
Mizpah, New Jersey, USA
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