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
The move into December indicates a reduction in the average high-temperature, down from November's frosty 43.7°F (6.5°C) to a wintry 32.7°F (0.4°C). Hartford observes an average low-temperature of 23°F (-5°C) during December.Humidity
In Hartford, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 2.64" (67mm) of precipitation is accumulated. In Hartford, during the entire year, the rain falls for 159.1 days and collects up to 29.69" (754mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Hartford, in December, snow falls for 11.5 days, with typically accumulated 6.18" (157mm) of snow. Throughout the year, in Hartford, there are 64.7 snowfall days, and 36.81" (935mm) of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Hartford.On the first day of the month, sunrise is at 7:06 am and sunset at 4:18 pm. On the last day of December, in Hartford, sunrise is at 7:25 am and sunset at 4:27 pm EST.
Sunshine
In Hartford, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Hartford are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
How cold is December in Hartford?
What is the average humidity in December in Hartford?
How much does it rain in Hartford in December?
How many days does it snow in December in Hartford?
What is the month with the shortest days in Hartford?
How many hours of daylight does Hartford have in December?
When is the sunrise / sunset in December in Hartford?
How long on average sun shines in December in Hartford?
When is the lowest UV index in Hartford?
How high is the UV index in December in Hartford?
Average temperature in December
Hartford, NY
- Average high temperature in December: 32.7°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 23°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in December
Hartford, NY
- Average pressure in December: 30.05"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
Hartford, NY
- Average wind speed in December: 6.7mph
The windiest months (with the highest average wind speed) are January and April (7.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Hartford, NY
- Average humidity in December: 81%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Hartford, NY
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in December
Hartford, NY
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Hartford, NY
- Average snowfall in December: 6.18"
The month with the highest snowfall is February (10.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hartford, NY
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hartford, 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Hartford, NY
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (10.8 days).
Average UV index in December
Hartford, NY
- Average UV index in December: 1
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 and December (UV index 1).
Average cloud cover in December
Hartford, NY
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July, August and September (Cloud cover 34).
Average visibility in December
Hartford, NY
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Hartford, New York, USA
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