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 December, the meteorological conditions alter, with the average high-temperature shifting from a frosty 43.7°F (6.5°C) in November to a wintry 33.1°F (0.6°C). Sackets Harbor documents an average low-temperature of 24.1°F (-4.4°C) for the nights of December.Humidity
The average relative humidity in December is 84%.Rainfall
In Sackets Harbor, in December, it is raining for 7.8 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 126.1 rainfall days, and 17.01" (432mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 11 days and accumulates 4.17" (106mm) of snow.Daylight
The month with the shortest days in Sackets Harbor is December, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:36 pm EST.
Sunshine
In December, the average sunshine is 2.9h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
What is the snowiest month?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Sackets Harbor have in December?
What time are sunrise and sunset in December in Sackets Harbor?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Sackets Harbor, NY
- Average high temperature in December: 33.1°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 24.1°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in December
Sackets Harbor, NY
- Average pressure in December: 30.05"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
Sackets Harbor, NY
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Sackets Harbor, NY
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and September (77%).
Average rainfall in December
Sackets Harbor, NY
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in December
Sackets Harbor, NY
- Average rainfall days in December: 7.8 days
The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in December
Sackets Harbor, NY
- Average snowfall in December: 4.17"
The month with the highest snowfall is December (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Sackets Harbor, NY
- Average snowfall days in December: 11 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
Sackets Harbor, NY
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Sackets Harbor, NY
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is September (18.7 days).
The month with the least sunshine days is January (11.1 days).
Average UV index in December
Sackets Harbor, 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
Sackets Harbor, 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 31).
Average visibility in December
Sackets Harbor, NY
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Sackets Harbor, New York, USA
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