United StatesAverage weather for Hartford in December
It's cool in December in Hartford with an average temperature of 11°C. Temperatures this month range from a low of 8°C to a high of 14°C. At night, you can expect temperatures between -2°C and 5°C.
Start of December
The month of December starts in Hartford with cool temps, averaging around 12°C during the day and nights around 3°C. There are plenty of days with a good chance of precipitation.
Mid December
By mid-December, daytime temps drop to around 11°C, with nights around 1°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in Hartford is around 13°C, while nighttime temps are about 3°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In December, there is an average of 170 mm of precipitation, spread over 11 days. Of the total precipitation, about 6,7 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.
Hartford in December |
New York | ||
|---|---|---|---|
 Average temperature |
11°C | 9°C | |
 Max. temperature |
14°C | 12°C | |
| Min. temperature |
8°C | -5°C | |
 Total precipitation |
170 mm | 133 mm | |
| Rainy days |
11 days | 17 days | |
 Total snowfall |
6,7 cm | 9,7 cm | |
| Snowy days |
3 days | 3 days | |
November
UV index
The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is December a good time to visit Hartford?
Looking for sun? December isn’t a good month to be in Hartford. There’s too much chance of rain this month.
Temperature records
With 24°C in 2015, Hartford reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -6°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -17°C to a highest value of 17°C.
Check out the climate of Hartford for all months and discover the best travel time
Daily Temperature in December in Hartford
This chart shows the average daily high and low temperatures in December for Hartford, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in December in Hartford
The chart below shows the average daily precipitation in December for Hartford, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 11 days of precipitation in Hartford.
Daily Snowfall in December in Hartford
This chart shows the average daily snowfall in December in Hartford, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV index in December in Hartford
This chart shows the average daily UV index in December in Hartford, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Hartford over the years
This chart shows the average temperature in December in Hartford, measured in degrees Celsius, over the past few years.
Total precipitation in December in Hartford over the years
This chart shows the average precipitation in December in Hartford, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Snowfall in December in Hartford per year
This chart shows the average snowfall in December in Hartford, measured in centimeters, over the past few years.
Daily weather in December for Hartford
Click on any day in December to get detailed info about the usual weather on that day in Hartford. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Hartford
Have you been to Hartford in December?
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Average weather in Hartford by month
Click on a month below to see detailed weather info for Hartford. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
