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 start of December involves a temperature drop, moving from a wintry 38.8°F (3.8°C) in November to a subzero cold 28°F (-2.2°C). In Whitefield, in December, the average low-temperature is 17.6°F (-8°C).Humidity
In December, the average relative humidity in Whitefield is 86%.Rainfall
In December, the rain falls for 9 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 159.6 rainfall days, and 31.97" (812mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Whitefield, during December, snow falls for 20.4 days and regularly aggregates up to 9.65" (245mm) of snow. In Whitefield, during the entire year, snow falls for 109.1 days and aggregates up to 71.5" (1816mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:08 pm. On the last day of December, in Whitefield, sunrise is at 7:22 am and sunset at 4:17 pm EST.
Sunshine
In December, the average sunshine is 3.1h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 1 in December leads to these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in Whitefield 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 many hours of sunshine does Whitefield have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Whitefield, NH
- Average high temperature in December: 28°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 17.6°F
The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in December
Whitefield, NH
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Whitefield, NH
- Average wind speed in December: 5.9mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Whitefield, NH
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
Whitefield, NH
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Whitefield, NH
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in December
Whitefield, NH
- Average snowfall in December: 9.65"
The month with the highest snowfall is February (14.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Whitefield, NH
- Average snowfall days in December: 20.4 days
The month with the highest number of snowfall days is January (21.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Whitefield, NH
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in December
Whitefield, NH
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (7 days).
Average UV index in December
Whitefield, NH
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Whitefield, NH
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in December
Whitefield, NH
- Average visibility in December: 4mi
The months with the highest visibility are May, June and July (5mi).
The months with the lowest visibility are January, February, March, April, August, September, October, November and December (4mi).
Whitefield, New Hampshire, USA
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