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
The average high-temperature shows a slight dip in December, from November's fresh 52.5°F (11.4°C) to a chilly 44.4°F (6.9°C). Calverton experiences a subtle drop in temperature during the December nights, recording an average of 37°F (2.8°C).Humidity
The average relative humidity in December is 74%.Rainfall
December is the month with the most rainfall in Calverton. Rain falls for 13.1 days and accumulates 3.27" (83mm) of precipitation.Snowfall
January through March, May, November and December are months with snowfall. In Calverton, in December, snow falls for 2.9 days, with typically accumulated 0.59" (15mm) of snow. In Calverton, during the entire year, snow falls for 18.6 days and aggregates up to 4.45" (113mm) 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 6:56 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:33 pm EST.
Sunshine
The average sunshine in December is 4.8h.UV index
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Calverton, New York. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To protect against the Sun's most potent rays, avoid direct exposure around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
Is it cold in Calverton during December?
What is the average humidity in December in Calverton?
What is the rainiest month in Calverton?
How many days does it rain in December in Calverton?
How many days does it snow in December in Calverton?
What is the month with the shortest days in Calverton?
What is the average length of the day in December in Calverton?
What time are sunrise and sunset in December in Calverton?
How long on average sun shines in December in Calverton?
When is the lowest UV index in Calverton?
What is the UV index reading in December in Calverton?
Average temperature in December
Calverton, NY
- Average high temperature in December: 44.4°F
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in December: 37°F
The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in December
Calverton, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Calverton, NY
- Average wind speed in December: 14.2mph
The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest month (with the lowest average wind speed) is July (9.5mph).
Average humidity in December
Calverton, NY
- Average humidity in December: 74%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).
Average rainfall in December
Calverton, NY
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Calverton, NY
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (9 days).
Average snowfall in December
Calverton, NY
- Average snowfall in December: 0.59"
The month with the highest snowfall is March (1.54").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in December
Calverton, NY
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Calverton, NY
- 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 months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Calverton, NY
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in December
Calverton, NY
- 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 and December (UV index 2).
Average cloud cover in December
Calverton, NY
- Average cloud cover in December: 49
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Calverton, NY
- 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).
Calverton, New York, USA
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