Weather in Boston in January 2018

Check the weather in Boston in January based on long-term weather averages before you book your next holiday to Massachusetts in 2018. Expect daytime temperatures to reach 1°C with on average 5 hours of sunshine per day in Boston in January.

What is the weather like in Boston in January?
How hot is Boston in January? 1°C
How sunny is Boston in January? 5 sunshine hours/day
How wet is Boston in January? 93 mm rainfall
How warm is the sea around Boston in January? 4°C

Weather in Boston in January

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • 1°C maximum daytime temperature in January in Boston1
    1°C max day temperature
  • 5 hours of sunshine per day (55% of daylight hours) in January in Boston5
    5 hours of sunshine per day
  • 11 days with some rainfall in January in Boston11
    11 days with some rainfall
  • -8°C minimum night-time temperature in January in Boston-8
    -8°C min night temperature
  • 9 hours of daylight per day in January in Boston9
    9 hours of daylight per day
  • No heat & humidity in January in Boston0
    No heat & humidity
  • 93 mm monthly rainfall in January in Boston93
    93 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Boston1
    1 (Low) UV index
  • 4°C sea temperature in January in Boston4
    4°C sea temperature

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Boston

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More about Boston weather in January

The average maximum daytime temperature in Boston in January is a cold 1°C (34°F). There are usually 5 hours of bright sunshine each day, which represents 55% of the 9 hours of daylight. The average sea temperature in and around Boston in January is 4°C (39°F).

Expect 93mm (3.7 inches) of rainfall across the whole of January with 11 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear. The average night-time temperature is usually a very cold -8°C (18°F). The weather in Boston in January is represented by Boston.

Boston sunrise & sunset times for January 2018

Browse the sunrise & sunset times for Boston in January 2018. Select a month to view Boston sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st January 2018 07:13 16:22
Tuesday, 2nd January 2018 07:13 16:23
Wednesday, 3rd January 2018 07:14 16:24
Thursday, 4th January 2018 07:14 16:25
Friday, 5th January 2018 07:13 16:26
Saturday, 6th January 2018 07:13 16:27
Sunday, 7th January 2018 07:13 16:28
Monday, 8th January 2018 07:13 16:29
Tuesday, 9th January 2018 07:13 16:30
Wednesday, 10th January 2018 07:13 16:31
Thursday, 11th January 2018 07:12 16:32
Friday, 12th January 2018 07:12 16:34
Saturday, 13th January 2018 07:12 16:35
Sunday, 14th January 2018 07:11 16:36
Monday, 15th January 2018 07:11 16:37
Tuesday, 16th January 2018 07:10 16:38
Wednesday, 17th January 2018 07:10 16:39
Thursday, 18th January 2018 07:09 16:41
Friday, 19th January 2018 07:09 16:42
Saturday, 20th January 2018 07:08 16:43
Sunday, 21st January 2018 07:07 16:44
Monday, 22nd January 2018 07:07 16:46
Tuesday, 23rd January 2018 07:06 16:47
Wednesday, 24th January 2018 07:05 16:48
Thursday, 25th January 2018 07:04 16:49
Friday, 26th January 2018 07:03 16:51
Saturday, 27th January 2018 07:03 16:52
Sunday, 28th January 2018 07:02 16:53
Monday, 29th January 2018 07:01 16:54
Tuesday, 30th January 2018 07:00 16:56
Wednesday, 31st January 2018 06:59 16:57
  • Book special offers on Virgin Atlantic flights to Boston
  • Flights depart from London Heathrow Airport
  • Return flights to Boston from £336

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Boston weather by month

Check Boston weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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