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Massachusetts weather in May 2022
- 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
Below are average maximum temperatures at popular destinations in Massachusetts in May. Select a destination to see more weather parameters.
Recommended for Massachusetts
The May weather guide for Massachusetts (Boston) 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.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Massachusetts in May?
Daytime temperatures usually reach 20°C in Boston, Massachusetts in May, falling to 9°C at night.
How sunny is it in Massachusetts in May?
There are normally 8 hours of bright sunshine each day in Boston, Massachusetts in May - that's 57% of daylight hours.
Is the sea cold around Massachusetts in May?
The average sea temperature around Boston, Massachusetts in May is 9°C.
Does it rain in Massachusetts in May?
There are usually 11 days with some rain in Boston, Massachusetts in May and the average monthly rainfall is 85mm.
Massachusetts May sunrise & sunset times
Browse the sunrise and sunset times for Massachusetts in May 2022. Select a month to view Massachusetts sunrise and sunset times for the next 12 months. The Massachusetts sunrise and sunset times shown below are for Boston.
|Date||Sunrise times||Sunset times|
|Sunday, 1st May 2022||05:39||19:44|
|Monday, 16th May 2022||05:22||20:00|
|Tuesday, 31st May 2022||05:10||20:14|
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