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
Palmyra's average high-temperature decreases in December, falling from a frosty 46.2°F (7.9°C) in November to a wintry 36°F (2.2°C). Palmyra records a slight downturn in temperature to an average of 27.1°F (-2.7°C) during December nights.Humidity
In Palmyra, the average relative humidity in December is 83%.Rainfall
In Palmyra, in December, it is raining for 7.7 days, with typically 0.71" (18mm) of accumulated precipitation. In Palmyra, during the entire year, the rain falls for 115.8 days and collects up to 8.43" (214mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Palmyra, in December, snow falls for 11.6 days, with typically accumulated 1.46" (37mm) of snow. Throughout the year, there are 54.1 snowfall days, and 6.61" (168mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December in Palmyra, sunrise is at 7:21 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:44 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
January 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 low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 1 in December leads to these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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?
How many hours of daylight does Palmyra have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Palmyra have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Palmyra, NY
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 27.1°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in December
Palmyra, 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 (29.92"Hg).
Average wind speed in December
Palmyra, NY
- Average wind speed in December: 10.4mph
The windiest months (with the highest average wind speed) are January and February (11.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Palmyra, NY
- Average humidity in December: 83%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, August and September (77%).
Average rainfall in December
Palmyra, NY
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is October (0.98").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in December
Palmyra, NY
- Average rainfall days in December: 7.7 days
The months with the highest number of rainy days are May and August (11.8 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Palmyra, NY
- Average snowfall in December: 1.46"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Palmyra, NY
- Average snowfall days in December: 11.6 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Palmyra, 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 36min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in December
Palmyra, NY
- Average sunshine days in December: 14 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is February (13.4 days).
Average UV index in December
Palmyra, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Palmyra, NY
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Palmyra, NY
- 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).
Palmyra, New York, USA
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