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
Stepping into December, Harris observes a temperature decline, with the average high falling from November's chilly 45.3°F (7.4°C) to a cold 35.6°F (2°C). Harris's nighttime temperature in December drops to an average of 23.9°F (-4.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 85%.Rainfall
In Harris, during December, the rain falls for 9.8 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Harris, New York, during the entire year, the rain falls for 153.7 days and collects up to 26.73" (679mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Harris. December is the month with the most snowfall. Snow falls for 8.1 days and accumulates 5.04" (128mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December in Harris, sunrise is at 7:07 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:38 pm EST.
Sunshine
In Harris, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Harris, New York, are January through March, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Harris in December?
What are the most humid months in Harris?
What is the average humidity in December in Harris?
How much does it rain in Harris in December?
When does it snow the most in Harris?
How many days does it snow in December in Harris?
What is the month with the shortest days in Harris?
How many hours of daylight does Harris have in December?
What time are sunrise and sunset in December in Harris?
How long on average sun shines in December in Harris?
When is the lowest UV index in Harris?
What is the UV index reading in December in Harris?
Average temperature in December
Harris, NY
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Harris, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Harris, NY
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Harris, NY
- Average humidity in December: 85%
The months with the highest relative humidity are February and December (85%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Harris, NY
- Average rainfall in December: 2.32"
The wettest month (with the highest rainfall) is May (2.8").
The driest months (with the least rainfall) are January and February (1.65").
Average rainfall days in December
Harris, NY
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Harris, NY
- Average snowfall in December: 5.04"
The month with the highest snowfall is December (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Harris, NY
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Harris, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Harris, NY
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in December
Harris, NY
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Harris, NY
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Harris, NY
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (5mi).
The months with the lowest visibility are May and September (4mi).
Harris, New York, USA
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