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 implies a gentle temperature shift, with average high-temperatures reducing from November's fresh 51.1°F (10.6°C) to an icy 41.9°F (5.5°C). Moonachie's nighttime temperature in December falls to an average of 31.8°F (-0.1°C).Humidity
In Moonachie, the average relative humidity in December is 76%.Rainfall
December is the month with the most rainfall. Rain falls for 11.6 days and accumulates 3.15" (80mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Moonachie, New Jersey. In Moonachie, during December, snow falls for 3.6 days and regularly aggregates up to 1.54" (39mm) of snow. Throughout the year, there are 22.5 snowfall days, and 9.17" (233mm) of snow is accumulated.Daylight
With an average of 9h and 18min 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 4:29 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:38 pm EST.
Sunshine
The average sunshine in December is 4.9h.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 minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Moonachie?
What is the average humidity in December in Moonachie?
What is the wettest month in Moonachie?
How much does it rain in Moonachie in December?
How much does it snow in Moonachie in December?
What is the month with the shortest days in Moonachie?
How many hours of daylight does Moonachie have in December?
What time are sunrise and sunset in December in Moonachie?
How long on average sun shines in December in Moonachie?
What is the month with the lowest UV index in Moonachie?
What is the UV index intensity in December in Moonachie?
Average temperature in December
Moonachie, NJ
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in December: 31.8°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in December
Moonachie, NJ
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Moonachie, NJ
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in December
Moonachie, NJ
- Average humidity in December: 76%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Moonachie, NJ
- Average rainfall in December: 3.15"
The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Moonachie, NJ
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Moonachie, NJ
- Average snowfall in December: 1.54"
The month with the highest snowfall is March (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Moonachie, NJ
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Moonachie, 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 5min
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 42min).
Average sunshine days in December
Moonachie, NJ
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (18.4 days).
The months with the least sunshine days are May and June (12.7 days).
Average UV index in December
Moonachie, NJ
- 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, March, November and December (UV index 2).
Average cloud cover in December
Moonachie, NJ
- Average cloud cover in December: 47
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in December
Moonachie, 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).
Moonachie, New Jersey, USA
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