The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. We assume no responsibility for any decisions made on the basis of the content presented on this site. The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi). The month with the shortest days is December (Average daylight: 9h and 8min). December Daily Temperature Records And Averages - National Weather Service Drought resource adequacy contract - buddhistmagic.com In December, in Boston, Massachusetts, the average low-temperature is 29.7F . The earliest sunrise of the month in Boston is 6:53 AM on December 1 and the latest sunrise is 20 minutes later at 7:13 AM on December 31. The month of December in Boston experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 52% throughout the month. NOTE for MA Residents: We have adjusted Massachusetts electric rate from $0.246 to $0.305 / kWh (20% increase), which went into effect on Jan 1, 2022, per Eversource rates . NOAA National Centers for Environmental Information (NCEI). Storm Ready, News National Assessment of Educational Progress (NAEP) Age 13 Long-term Trend January 23-March 17 , 2023 . Space Weather Center, Information Center World; United States; Massachusetts; Weather in Boston; Weather in Boston in December 2022. Boston weather in December (Massachusetts) - Weather and Climate Watch out for relections from water that may increase ultraviolet exposure. Kansas City, Missouri. Day +43 F. Scan the QR code or enter your mobile number. Average weather . The month with the least cloud cover is August (Cloud cover 32). This graph shows how an average day looks like in Boston in December based on historical data. At least 13 dead following multistate severe weather outbreak, Storm to lay swath of snow from North Dakota to New York, Cold storm will bring more heavy snow to California, Final full moon of winter rises Tuesday night, 5 things to know about the spring weather forecast in the US, Why these flights made unscheduled loops in the sky, Astronomy news: SpaceX rocket blazes through Florida night sky, New crew blasts off to International Space Station, East Palestine residents voice frustrations at tense town hall.