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 sea temperature 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
Oceanport experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a fresh 52.3°F (11.3°C) in November to a chilly 44.4°F (6.9°C). Throughout the nights in December, Oceanport notes an average low of 36.3°F (2.4°C), a small dip from the daytime peak.Humidity
The average relative humidity in December is 75%.Rainfall
In Oceanport, in December, during 8.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Oceanport, during the entire year, the rain falls for 122.1 days and collects up to 11.14" (283mm) of precipitation.Snowfall
January through March, October and December are months with snowfall. December is the month with the most snowfall. Snow falls for 3.1 days and accumulates 0.47" (12mm) of snow.Ocean temperature
In Oceanport, in December, the average water temperature is 48°F (8.9°C).Note: Caution: 48°F (8.9°C) temperatures below 50°F (10°C) during swimming can result in intense cold shock and quickened breathing.
Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:00 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December is 5.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Oceanport?
What is the average humidity in December in Oceanport?
How many days does it rain in December in Oceanport?
What is the snowiest month in Oceanport?
When does it start to snow in Oceanport?
How cold is the water in December in Oceanport?
What is the month with the shortest days in Oceanport?
How many hours of daylight does Oceanport have in December?
What time are sunrise and sunset in December in Oceanport?
How long on average sun shines in December in Oceanport?
What is the month with the lowest UV index in Oceanport?
How high is the UV index in December in Oceanport?
Average temperature in December
Oceanport, NJ
- Average high temperature in December: 44.4°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in December: 36.3°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in December
Oceanport, 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
Oceanport, NJ
- Average wind speed in December: 11.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in December
Oceanport, NJ
- Average humidity in December: 75%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is November (73%).
Average rainfall in December
Oceanport, NJ
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is July (1.38").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Oceanport, NJ
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in December
Oceanport, NJ
- Average snowfall in December: 0.47"
The month with the highest snowfall is December (0.47").
The months with the least snowfall are April, May, June, July, August, September and November (0").
Average snowfall days in December
Oceanport, NJ
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in December
Oceanport, NJ
- Average sea temperature in December: 48.1°F
The best month for swimming (with the highest average sea temperature) is August (74.8°F).
The coldest month (with the lowest average sea temperature) is February (40.4°F).
Average daylight in December /
Average sunshine in December
Oceanport, NJ
- 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: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Oceanport, NJ
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.3 days).
Average UV index in December
Oceanport, 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
Oceanport, NJ
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Oceanport, 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).
Oceanport, New Jersey, USA
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