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 Union Hill, the beginning of December is marked by a lowered average high-temperature, shifting from November's chilly 45.9°F (7.7°C) to a wintry 36.3°F (2.4°C). December sees a slight dip to an average low temperature of 28.6°F (-1.9°C) from the daytime highs.Humidity
In December, the average relative humidity is 81%.Rainfall
In Union Hill, during December, the rain falls for 10.7 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, in Union Hill, there are 167.9 rainfall days, and 31.18" (792mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Union Hill, in December, snow falls for 12.8 days, with typically accumulated 4.37" (111mm) of snow. Throughout the year, in Union Hill, there are 62.3 snowfall days, and 20.63" (524mm) of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:22 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:41 am and sunset at 4:44 pm EST.
Sunshine
The average sunshine in December in Union Hill 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 threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is December in Union Hill?
What is the average humidity in December in Union Hill?
How many days does it rain in December in Union Hill?
How many days does it snow in December in Union Hill?
What is the month with the shortest days in Union Hill?
What is the average length of the day in December in Union Hill?
When is the sunrise / sunset in December in Union Hill?
How long on average sun shines in December in Union Hill?
When is the lowest UV index in Union Hill?
What is the UV index reading in December in Union Hill?
Average temperature in December
Union Hill, NY
- Average high temperature in December: 36.3°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Union Hill, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Union Hill, NY
- Average wind speed in December: 12.4mph
The windiest month (with the highest average wind speed) is January (13.2mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity in December
Union Hill, NY
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are August and September (75%).
Average rainfall in December
Union Hill, NY
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is October (3.23").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Union Hill, NY
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in December
Union Hill, NY
- Average snowfall in December: 4.37"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Union Hill, NY
- Average snowfall days in December: 12.8 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Union Hill, NY
- Average daylight in December: 9h and 0min
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 0min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Union Hill, NY
- Average sunshine days in December: 8.1 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in December
Union Hill, NY
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Union Hill, NY
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in December
Union Hill, NY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Union Hill, New York, USA
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