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
During Stow's transition into December, the average high-temperature lessens, moving from a frosty 48.2°F (9°C) in November to a wintry 38.1°F (3.4°C). An average nighttime temperature of 26.6°F (-3°C) is observed during December.Humidity
In December, the average relative humidity is 77%.Rainfall
In Stow, in December, during 9.6 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Stow, during the entire year, the rain falls for 140 days and collects up to 27.09" (688mm) of precipitation.Snowfall
Months with snowfall in Stow are January through May, October through December. In Stow, in December, snow falls for 6 days, with typically accumulated 4.69" (119mm) of snow. In Stow, during the entire year, snow falls for 34.1 days and aggregates up to 23.58" (599mm) of snow.Daylight
The month with the shortest days in Stow, Massachusetts, is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 6:56 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:23 pm EST.
Sunshine
In Stow, 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. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Stow?
What is the average humidity in December in Stow?
How much does it rain in Stow in December?
How much does it snow in Stow in December?
What is the month with the shortest days in Stow?
What is the average length of the day in December in Stow?
What time are sunrise and sunset in December in Stow?
How many hours of sunshine does Stow have in December?
When is the lowest UV index in Stow?
What is the UV index intensity in December in Stow?
Average temperature in December
Stow, MA
- Average high temperature in December: 38.1°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Stow, MA
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Stow, MA
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in December
Stow, MA
- Average humidity in December: 77%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in December
Stow, MA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is October (2.68").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Stow, MA
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (6.5 days).
Average snowfall in December
Stow, MA
- Average snowfall in December: 4.69"
The month with the highest snowfall is February (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Stow, MA
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Stow, MA
- 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 6min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Stow, MA
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (13.7 days).
Average UV index in December
Stow, 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
Stow, MA
- Average cloud cover in December: 47
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Stow, MA
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Stow, Massachusetts, USA
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