December weather forecastHathorne, MA
December
Weather in December
December, the first month of the winter in Hathorne, is also a wintry month, with an average temperature fluctuating between 39.6°F (4.2°C) and 29.8°F (-1.2°C).Temperature
A shift in Hathorne's weather is observed as November turns into December, with the average high temperature reducing from a chilly 48.7°F (9.3°C) to a cold 39.6°F (4.2°C). In Hathorne, the average temperature during the nights of December drops to a freezing cold 29.8°F (-1.2°C).Humidity
In Hathorne, the average relative humidity in December is 76%.Rainfall
The month with the most rainfall is December, when the rain falls for 11.5 days and typically aggregates up to 2.95" (75mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Hathorne, in December, snow falls for 5.7 days, with typically accumulated 3.86" (98mm) of snow. In Hathorne, during the entire year, snow falls for 33.3 days and aggregates up to 16.46" (418mm) of snow.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 6:54 am and sunset at 4:11 pm. On the last day of December, sunrise is at 7:13 am and sunset at 4:20 pm EST.
Sunshine
In Hathorne, the average sunshine in December is 4.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hathorne, Massachusetts. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hathorne, MA
- Average high temperature in December: 39.6°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Hathorne, MA
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Hathorne, MA
- Average wind speed in December: 10.5mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in December
Hathorne, MA
- Average humidity in December: 76%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
Hathorne, MA
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is December (2.95").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in December
Hathorne, MA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Hathorne, MA
- Average snowfall in December: 3.86"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Hathorne, MA
- Average snowfall days in December: 5.7 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hathorne, MA
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Hathorne, MA
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is September (17.5 days).
The months with the least sunshine days are February and April (13.1 days).
Average UV index in December
Hathorne, 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
Hathorne, MA
- Average cloud cover in December: 48
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Hathorne, MA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
