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
Transition into December marks a drop in the average high-temperature, moving from an icy 42.3°F (5.7°C) in November to a subzero cold 30.4°F (-0.9°C). Hermon's temperature drops to an average low of 20.5°F (-6.4°C) during the nights of December.Humidity
In Hermon, New York, the average relative humidity in December is 86%.Rainfall
In Hermon, in December, it is raining for 4.6 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 85.8 rainfall days, and 6.46" (164mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In December, it is snowing for 7.7 days. Throughout December, 0.87" (22mm) of snow is accumulated. Throughout the year, there are 42.4 snowfall days, and 5.24" (133mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:17 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:31 pm EST.
Sunshine
The average sunshine in December is 2.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 1 in December transforms into this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by 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 much does it rain in December?
How many days does it snow in December in Hermon?
What is the month with the shortest days?
How many hours of daylight does Hermon have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Hermon have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Hermon, NY
- Average high temperature in December: 30.4°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in December: 20.5°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Hermon, NY
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Hermon, NY
- Average wind speed in December: 8.1mph
The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Hermon, NY
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Hermon, NY
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is October (0.79").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in December
Hermon, NY
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is July (10.5 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Hermon, NY
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Hermon, NY
- Average snowfall days in December: 7.7 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hermon, NY
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
Hermon, NY
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (16.5 days).
Average UV index in December
Hermon, 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 and December (UV index 1).
Average cloud cover in December
Hermon, NY
- Average cloud cover in December: 70
The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Hermon, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, September, October and November (6mi).
The months with the lowest visibility are January, February, March, June, July, August and December (5mi).
Hermon, New York, USA
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