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 shift from November to December involves a decrease in the average high-temperature, from a chilly 49.1°F (9.5°C) to an icy 39.4°F (4.1°C). An average low-temperature of 28.6°F (-1.9°C) is noted during the nights in December.Humidity
In Scotland, Connecticut, the average relative humidity in December is 77%.Rainfall
The month with the most rainfall in Scotland is December, when the rain falls for 11.5 days and typically aggregates up to 3.46" (88mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In Scotland, in December, during 5.5 snowfall days, 2.72" (69mm) of snow is typically accumulated. Throughout the year, there are 31.6 snowfall days, and 15.98" (406mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:56 am and sunset at 4:18 pm. On the last day of December, in Scotland, sunrise is at 7:15 am and sunset at 4:28 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 4.7h of sunshine.UV index
The months with the lowest UV index in Scotland are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 in December translates into these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Scotland?
What is the average humidity in December in Scotland?
What is the wettest month in Scotland?
How much does it rain in Scotland in December?
How much does it snow in Scotland in December?
What is the month with the shortest days in Scotland?
What is the average length of the day in December in Scotland?
What time are sunrise and sunset in December in Scotland?
What is the month with the least sunshine in Scotland?
How long on average sun shines in December in Scotland?
What are the months with the lowest UV index in Scotland?
What is the UV index intensity in December in Scotland?
Average temperature in December
Scotland, CT
- Average high temperature in December: 39.4°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Scotland, 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
Scotland, CT
- Average wind speed in December: 8.4mph
The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Scotland, CT
- Average humidity in December: 77%
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Scotland, CT
- Average rainfall in December: 3.46"
The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Scotland, CT
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in December
Scotland, CT
- Average snowfall in December: 2.72"
The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Scotland, CT
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (8.3 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
Scotland, CT
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
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 month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Scotland, CT
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Scotland, 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
Scotland, CT
- Average cloud cover in December: 48
The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Scotland, CT
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Scotland, Connecticut, USA
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