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 shift to December brings a decrease in the average high-temperature, falling from a frosty 45.9°F (7.7°C) in November to a cold 35.4°F (1.9°C). Nighttime readings in Hartford, Michigan, during December register a minimal drop from daytime highs, averaging at a freezing cold 27.7°F (-2.4°C).Humidity
In December, the average relative humidity is 83%.Rainfall
February and December are months with the least rain in Hartford when the rain falls for 6.9 days and typically aggregates up to 0.87" (22mm) of rain.Snowfall
Months with snowfall are January through May, October through December. In Hartford, in December, snow falls for 11.1 days, with typically accumulated 1.34" (34mm) of snow. In Hartford, during the entire year, snow falls for 55.2 days and aggregates up to 11.42" (290mm) 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, sunrise is at 7:54 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 5:22 pm EST.
Sunshine
In Hartford, the average sunshine in December is 3.3h.UV index
The month with the lowest UV index in Hartford is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Hartford?
What is the average humidity in December in Hartford?
What is the driest month 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?
What is the average length of the day in December in Hartford?
What time are sunrise and sunset in December in Hartford?
How many hours of sunshine does Hartford have in December?
When is the lowest UV index in Hartford?
How high is the UV index in December in Hartford?
Average temperature in December
Hartford, MI
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 27.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
Hartford, MI
- Average pressure in December: 30.08"Hg
The months with the highest atmospheric pressure are January, March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Hartford, MI
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Hartford, MI
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Hartford, MI
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is June (2.48").
The driest months (with the least rainfall) are February and December (0.87").
Average rainfall days in December
Hartford, MI
- Average rainfall days in December: 6.9 days
The months with the highest number of rainy days are May and July (15.8 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in December
Hartford, MI
- Average snowfall in December: 1.34"
The month with the highest snowfall is January (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hartford, MI
- Average snowfall days in December: 11.1 days
The month with the highest number of snowfall days is January (16 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, MI
- 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Hartford, MI
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is March (14.7 days).
The month with the least sunshine days is January (10.2 days).
Average UV index in December
Hartford, MI
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Hartford, MI
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Hartford, MI
- 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).
Hartford, Michigan, USA
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