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 goes from a cold 42.3°F (5.7°C) in November to a freezing cold 31.3°F (-0.4°C). New London experiences a consistent average temperature of 20.7°F (-6.3°C) throughout the nights in December.Humidity
The average relative humidity in December in New London is 83%.Rainfall
In New London, in December, during 10 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in New London, there are 146.9 rainfall days, and 30.35" (771mm) of precipitation is accumulated.Snowfall
Months with snowfall in New London are January through May, October through December. In December, in New London, it is snowing for 10 days. Throughout December, 6.85" (174mm) of snow is accumulated. In New London, during the entire year, snow falls for 57 days and aggregates up to 34.45" (875mm) of snow.Daylight
The month with the shortest days in New London is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:01 am and sunset at 4:12 pm. On the last day of December, in New London, New Hampshire, sunrise is at 7:20 am and sunset at 4:21 pm EST.
Sunshine
The average sunshine in December is 4h.UV index
February and December, with an average maximum UV index of 1, are months with the lowest UV index in New London. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, a regular UV index of 1 translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in New London?
What is the average humidity in December in New London?
How many days does it rain in December in New London?
How much does it snow in New London in December?
What is the month with the shortest days in New London?
How many hours of daylight does New London have in December?
When are sunrise and sunset in December in New London?
How many hours of sunshine does New London have in December?
What are the months with the lowest UV index in New London?
How high is the UV index in December in New London?
Average temperature in December
New London, NH
- Average high temperature in December: 31.3°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in December: 20.7°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in December
New London, NH
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
New London, NH
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
New London, NH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
New London, NH
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is October (3.54").
The driest month (with the least rainfall) is August (1.93").
Average rainfall days in December
New London, NH
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in December
New London, NH
- Average snowfall in December: 6.85"
The month with the highest snowfall is February (9.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
New London, NH
- Average snowfall days in December: 10 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
New London, NH
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
New London, NH
- Average sunshine days in December: 14 days
The month with the most sunshine days is September (16.6 days).
The months with the least sunshine days are March and April (11.5 days).
Average UV index in December
New London, NH
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
New London, NH
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
New London, NH
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).
New London, New Hampshire, USA
Weather forecast for your location
2. Allow the app to use your location