December weather forecastHardwick, MA
December
Weather in December
The first month of the winter, December, is still a cold month in Hardwick, Massachusetts, with an average temperature varying between 36.5°F (2.5°C) and 25.9°F (-3.4°C).Temperature
Hardwick in December experiences a subtle temperature decline, with average high-temperatures reducing from a frosty 47.1°F (8.4°C) in November to a cold 36.5°F (2.5°C). An average low-temperature of 25.9°F (-3.4°C) is anticipated throughout the nights during December.Humidity
In Hardwick, the average relative humidity in December is 79%.Rainfall
The wettest months in Hardwick are October and December, with an average 2.83" (72mm) of rainfall.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 6.4 days. Throughout December, 3.35" (85mm) of snow is accumulated. Throughout the year, there are 38.1 snowfall days, and 21.65" (550mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 6:58 am and sunset at 4:17 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:26 pm EST.
Sunshine
In Hardwick, the average sunshine in December is 4.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hardwick, MA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Hardwick, MA
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Hardwick, MA
- Average wind speed in December: 8mph
The windiest months (with the highest average wind speed) are January, February and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Hardwick, MA
- Average humidity in December: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Hardwick, MA
- Average rainfall in December: 2.83"
The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Hardwick, MA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Hardwick, MA
- Average snowfall in December: 3.35"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hardwick, MA
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hardwick, MA
- Average daylight in December: 9h and 6min
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 6min).
- Average sunshine in December: 4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Hardwick, MA
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are March and June (12.9 days).
Average UV index in December
Hardwick, MA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Hardwick, MA
- Average cloud cover in December: 48
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Hardwick, MA
- Average visibility in December: 6mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).





