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 marginally drops from a fresh 52.2°F (11.2°C) in November to a frosty 43.9°F (6.6°C). In Strathmore, the expected average low-temperature for December is a cold 34.5°F (1.4°C).Humidity
In Strathmore, the average relative humidity in December is 76%.Rainfall
In Strathmore, during December, the rain falls for 4.9 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Strathmore, during the entire year, the rain falls for 68.3 days and collects up to 5.75" (146mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows in Strathmore, New Jersey. Throughout December, in the average 1.1 snowfall days, it receives 0.08" (2mm) of snow. In Strathmore, during the entire year, snow falls for 8.7 days and aggregates up to 0.43" (11mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December is 5.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How many days does it rain in December?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Strathmore have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Strathmore have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Strathmore, NJ
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in December: 34.5°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Strathmore, 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
Strathmore, NJ
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in December
Strathmore, NJ
- Average humidity in December: 76%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (73%).
Average rainfall in December
Strathmore, NJ
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is July (0.71").
The driest month (with the least rainfall) is September (0.12").
Average rainfall days in December
Strathmore, NJ
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in December
Strathmore, NJ
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Strathmore, NJ
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Strathmore, 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 18min).
- 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 54min).
Average sunshine days in December
Strathmore, NJ
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is July (17.3 days).
Average UV index in December
Strathmore, 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, November and December (UV index 2).
Average cloud cover in December
Strathmore, NJ
- Average cloud cover in December: 46
The months with the most cloud cover are February, March and December (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Strathmore, 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).
Strathmore, New Jersey, USA
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