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
With December's arrival, New Haven's weather changes as the average high-temperature falls from a fresh 54.1°F (12.3°C) in November to a frosty 45.1°F (7.3°C). An average low-temperature of 33.3°F (0.7°C) marks the nights throughout December.Humidity
The months with the highest humidity in New Haven are February and December, with an average relative humidity of 80%.Rainfall
In New Haven, Kentucky, in December, during 8.3 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 111.3 rainfall days, and 10.04" (255mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in New Haven. In December, it is snowing for 3.2 days. Throughout December, 0.24" (6mm) of snow is accumulated. In New Haven, during the entire year, snow falls for 17.4 days and aggregates up to 1.42" (36mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in New Haven.On the first day of the month, sunrise is at 7:39 am and sunset at 5:24 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:34 pm EST.
Sunshine
January and December, with an average of 4.4h of sunshine, are months with the least sunshine in New Haven, Kentucky.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in New Haven. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in New Haven?
What is the most humid month in New Haven?
What is the average humidity in December in New Haven?
How many days does it rain in December in New Haven?
How many days does it snow in December in New Haven?
What is the month with the shortest days in New Haven?
How many hours of daylight does New Haven have in December?
What time are sunrise and sunset in December in New Haven?
What is the month with the least sunshine in New Haven?
How long on average sun shines in December in New Haven?
When is the lowest UV index in New Haven?
How high is the UV index in December in New Haven?
Average temperature in December
New Haven, KY
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in December
New Haven, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
New Haven, KY
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
New Haven, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and October (75%).
Average rainfall in December
New Haven, KY
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in December
New Haven, KY
- Average rainfall days in December: 8.3 days
The month with the highest number of rainy days is July (12.2 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in December
New Haven, KY
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
New Haven, KY
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
New Haven, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in December
New Haven, KY
- Average sunshine days in December: 20.3 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (15.2 days).
Average UV index in December
New Haven, KY
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
New Haven, KY
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
New Haven, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
New Haven, Kentucky, USA
Weather forecast for your location
2. Allow the app to use your location