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's arrival correlates with a reduction in the average high-temperature, down from a chilly 45.1°F (7.3°C) in November to a wintry 34.7°F (1.5°C). Ledyard records an average low of 25.5°F (-3.6°C) throughout the nights in December.Humidity
The average relative humidity in December is 85%.Rainfall
In Ledyard, in December, it is raining for 8 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 130.6 rainfall days, and 11.46" (291mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Ledyard, in December, snow falls for 11.6 days, with typically accumulated 1.46" (37mm) of snow. In Ledyard, during the entire year, snow falls for 58.2 days and aggregates up to 7.6" (193mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:17 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:36 am and sunset at 4:42 pm EST.
Sunshine
In December, the average sunshine is 3.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 1 during December leads to these advisories:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Ledyard, NY
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in December
Ledyard, NY
- 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
Ledyard, NY
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in December
Ledyard, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in December
Ledyard, NY
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is June (1.38").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Ledyard, NY
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Ledyard, NY
- Average snowfall in December: 1.46"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Ledyard, NY
- Average snowfall days in December: 11.6 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ledyard, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Ledyard, NY
- Average sunshine days in December: 13.8 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in December
Ledyard, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Ledyard, NY
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in December
Ledyard, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, March and September (5mi).
Ledyard, New York, USA
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