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
In the transition to December, Worcester observes a drop in the average high-temperature, moving from a chilly 42.8°F (6°C) in November to an icy 32.4°F (0.2°C). In the month of December, Worcester's average low-temperature falls to a freezing cold 22.8°F (-5.1°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Worcester, in December, it is raining for 11.1 days, with typically 2.64" (67mm) of accumulated precipitation. In Worcester, during the entire year, the rain falls for 166.3 days and collects up to 33.7" (856mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 17.1 days. Throughout December, 7.83" (199mm) of snow is accumulated. In Worcester, during the entire year, snow falls for 88 days and aggregates up to 46.42" (1179mm) of snow.Daylight
The month with the shortest days in Worcester is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 4:26 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:35 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, an average UV index of 1 transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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 many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December in Worcester?
Average temperature in December
Worcester, NY
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).
Average pressure in December
Worcester, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Worcester, NY
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in December
Worcester, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May and July (79%).
Average rainfall in December
Worcester, NY
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Worcester, NY
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in December
Worcester, NY
- Average snowfall in December: 7.83"
The month with the highest snowfall is January (9.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Worcester, NY
- Average snowfall days in December: 17.1 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Worcester, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in December
Worcester, NY
- Average sunshine days in December: 8 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.8 days).
Average UV index in December
Worcester, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Worcester, NY
- Average cloud cover in December: 70
The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Worcester, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Worcester, New York, USA
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