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
Plainfield's December weather shows a moderate shift in high-temperatures, falling from November's frosty 49.1°F (9.5°C) to an icy 40.1°F (4.5°C). Throughout December, Plainfield witnesses a consistent average low-temperature of 29.3°F (-1.5°C).Humidity
In December, the average relative humidity in Plainfield is 77%.Rainfall
December is the month with the most rainfall. Rain falls for 11.2 days and accumulates 3.39" (86mm) of precipitation.Snowfall
Months with snowfall in Plainfield are January through May, November and December. In December, it is snowing for 4.9 days. Throughout December, 1.97" (50mm) of snow is accumulated. Throughout the year, there are 29.7 snowfall days, and 12.99" (330mm) of snow is accumulated.Daylight
The month with the shortest days in Plainfield is December, with an average of 9h and 12min of daylight.On the first day of December in Plainfield, sunrise is at 6:55 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:27 pm EST.
Sunshine
The average sunshine in December is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
Is December cold in Plainfield?
What is the average humidity in December in Plainfield?
What is the rainiest month in Plainfield?
How much does it rain in Plainfield in December?
How much does it snow in Plainfield in December?
What is the month with the shortest days in Plainfield?
How many hours of daylight does Plainfield have in December?
When are sunrise and sunset in December in Plainfield?
How long on average sun shines in December in Plainfield?
What are the months with the lowest UV index in Plainfield?
What is the UV index intensity in December in Plainfield?
Average temperature in December
Plainfield, CT
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in December
Plainfield, CT
- Average pressure in December: 30.04"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
Plainfield, CT
- Average wind speed in December: 9mph
The windiest months (with the highest average wind speed) are January and March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in December
Plainfield, CT
- Average humidity in December: 77%
The months with the highest relative humidity are February, June, July and September (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Plainfield, CT
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Plainfield, CT
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Plainfield, CT
- Average snowfall in December: 1.97"
The month with the highest snowfall is March (3.62").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Plainfield, CT
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is February (7.7 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
Plainfield, 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 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Plainfield, CT
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Plainfield, 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
Plainfield, CT
- Average cloud cover in December: 47
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Plainfield, CT
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, September, October, November and December (6mi).
The months with the lowest visibility are May, June, July and August (5mi).
Plainfield, Connecticut, USA
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