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
December shows a mild decline in the average high-temperature, falling from November's chilly 45.5°F (7.5°C) to a cold 35.4°F (1.9°C). Nights in December exhibit a minor reduction to an average low temperature of 27°F (-2.8°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In December, in Harris Hill, the rain falls for 8.5 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Harris Hill, during the entire year, the rain falls for 139.2 days and collects up to 14.84" (377mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Harris Hill, during December, snow falls for 13.2 days and regularly aggregates up to 2.28" (58mm) of snow. Throughout the year, in Harris Hill, New York, there are 62.1 snowfall days, and 12.68" (322mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:26 am and sunset at 4:41 pm. On the last day of December, in Harris Hill, sunrise is at 7:45 am and sunset at 4:50 pm EST.
Sunshine
In December, the average sunshine in Harris Hill is 2.7h.UV index
The months with the lowest UV index in Harris Hill are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 suggests this advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is December in Harris Hill?
What is the average humidity in December in Harris Hill?
How much does it rain in Harris Hill in December?
How many days does it snow in December in Harris Hill?
What is the month with the shortest days in Harris Hill?
What is the average length of the day in December in Harris Hill?
What time are sunrise and sunset in December in Harris Hill?
How long on average sun shines in December in Harris Hill?
What is the month with the lowest UV index in Harris Hill?
How high is the UV index in December in Harris Hill?
Average temperature in December
Harris Hill, NY
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 27°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 (18.7°F).
Average pressure in December
Harris Hill, 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
Harris Hill, NY
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Harris Hill, NY
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in December
Harris Hill, NY
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in December
Harris Hill, NY
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in December
Harris Hill, NY
- Average snowfall in December: 2.28"
The months with the highest snowfall are January and February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Harris Hill, NY
- Average snowfall days in December: 13.2 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Harris Hill, 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: 2h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Harris Hill, NY
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in December
Harris Hill, 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, February and December (UV index 1).
Average cloud cover in December
Harris Hill, NY
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Harris Hill, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Harris Hill, New York, USA
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