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
A decrease in the average high-temperature is observed during December, shifting from a chilly 49.6°F (9.8°C) in November to an icy 40.3°F (4.6°C). Throughout December, East Hampton experiences a low-temperature average of 29.7°F (-1.3°C).Humidity
The average relative humidity in December is 76%.Rainfall
December is the month with the most rainfall in East Hampton. Rain falls for 6.8 days and accumulates 1.02" (26mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in East Hampton. In East Hampton, in December, snow falls for 4.1 days, with typically accumulated 0.75" (19mm) of snow. In East Hampton, during the entire year, snow falls for 22.3 days and aggregates up to 3.82" (97mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 6:57 am and sunset at 4:20 pm. On the last day of December, in East Hampton, sunrise is at 7:16 am and sunset at 4:30 pm EST.
Sunshine
February and December, with an average of 4.6h of sunshine, are months with the least sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in East Hampton during December?
What is the average humidity in December in East Hampton?
What is the rainiest month in East Hampton?
How much does it rain in East Hampton in December?
How much does it snow in East Hampton in December?
What is the month with the shortest days in East Hampton?
How many hours of daylight does East Hampton have in December?
When are sunrise and sunset in December in East Hampton?
What is the month with the least sunshine in East Hampton?
How long on average sun shines in December in East Hampton?
What is the month with the lowest UV index in East Hampton?
What is the UV index intensity in December in East Hampton?
Average temperature in December
East Hampton, CT
- Average high temperature in December: 40.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 29.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in December
East Hampton, CT
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
East Hampton, CT
- Average wind speed in December: 8.3mph
The windiest months (with the highest average wind speed) are January and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
East Hampton, CT
- Average humidity in December: 76%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
East Hampton, CT
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in December
East Hampton, CT
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in December
East Hampton, CT
- Average snowfall in December: 0.75"
The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
East Hampton, CT
- Average snowfall days in December: 4.1 days
The month with the highest number of snowfall days is February (6.4 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
East Hampton, CT
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in December
East Hampton, CT
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (17.1 days).
Average UV index in December
East Hampton, CT
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
East Hampton, CT
- Average cloud cover in December: 49
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
East Hampton, CT
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, September, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July and August (5mi).
East Hampton, Connecticut, USA
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