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Boston weather in May 2020
- 2020°C max day temperature
- 1111 days with some rainfall
- 99°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 8585 mm of monthly rainfall
- 77 (High) UV index
- 99°C sea temperature
The May weather guide for Boston, Massachusetts shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Boston in May?
Daytime temperatures usually reach 20°C in Boston in May, falling to 9°C at night.
How sunny is it in Boston in May?
There are normally 8 hours of bright sunshine each day in Boston in May - that's 57% of daylight hours.
Is the sea cold around Boston in May?
The average sea temperature around Boston in May is 9°C.
Does it rain in Boston in May?
There are usually 11 days with some rain in Boston in May and the average monthly rainfall is 85mm.
Boston sunrise & sunset times for May 2020
Browse the sunrise & sunset times for Boston in May 2020. Select a month to view Boston sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st May 2020||05:39||19:45|
|Saturday, 16th May 2020||05:21||20:01|
|Sunday, 31st May 2020||05:10||20:14|
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Metric (°C / mm) | Imperial (°F / inches)
Discover more about the USA
Where's hot in Massachusetts in May?
Below are average maximum temperatures at popular destinations in Massachusetts in May. Select a destination to see more weather parameters.
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