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 onset introduces a mild reduction in the average high-temperature, from a fresh 50.7°F (10.4°C) in November to a cold 41.9°F (5.5°C). The average temperature in Essex, Connecticut, drops to a still wintry 32.4°F (0.2°C) during the night in the month of December.Humidity
The average relative humidity in December is 75%.Rainfall
December is the month with the most rainfall in Essex, Connecticut. Rain falls for 13 days and accumulates 3.66" (93mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Essex. In Essex, in December, during 4.4 snowfall days, 1.34" (34mm) of snow is typically accumulated. In Essex, Connecticut, during the entire year, snow falls for 24.2 days and aggregates up to 9.53" (242mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 6:56 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:30 pm EST.
Sunshine
February and December, with an average of 4.8h of sunshine, are months with the least sunshine in Essex, Connecticut.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Essex. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is December in Essex?
What is the average humidity in December in Essex?
What is the rainiest month in Essex?
How many days does it rain in December in Essex?
How many days does it snow in December in Essex?
What is the month with the shortest days in Essex?
How many hours of daylight does Essex have in December?
What time are sunrise and sunset in December in Essex?
What is the month with the least sunshine in Essex?
How long on average sun shines in December in Essex?
What is the month with the lowest UV index in Essex?
What is the UV index reading in December in Essex?
Average temperature in December
Essex, CT
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Essex, 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
Essex, CT
- Average wind speed in December: 10.6mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in December
Essex, CT
- Average humidity in December: 75%
The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Essex, CT
- Average rainfall in December: 3.66"
The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Essex, CT
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).
Average snowfall in December
Essex, CT
- Average snowfall in December: 1.34"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Essex, CT
- Average snowfall days in December: 4.4 days
The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Essex, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Essex, CT
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in December
Essex, CT
- 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, November and December (UV index 2).
Average cloud cover in December
Essex, CT
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Essex, CT
- 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).
Essex, Connecticut, USA
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