Which is the hottest month in Boston?

The hottest time of year in Boston is normally July. Expect maximum daytime temperatures to reach 28°C with moderate heat and humidity.

Which month has the most rain in Boston?

In terms of rainfall, November is usually the wettest month in Boston with 111mm on average. There are normally 11 days in November with some rain.

When is it sunniest in Boston?

The sunniest time of year in Boston is normally July with bright sunshine on average for 63% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Boston?

The sea is usually at its warmest in Boston in August when the water temperature reaches 18°C.

Best time to visit Boston

Q: When is the best time to visit Boston?

The best time to visit Boston is June, July and August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Boston by month

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

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Destination

When is the best time to visit Boston?

The best time to visit Boston is June, July and August based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1
Jan
1.5
Feb
1.5
Mar
1.5
Apr
4
May
4.5
Jun
4.5
Jul
4.5
Aug
4
Sep
1.5
Oct
1
Nov
0.5
Dec

Change criteria

Max Day Temperature (°F)

34
Jan
37
Feb
46
Mar
57
Apr
68
May
77
Jun
82
Jul
81
Aug
73
Sep
63
Oct
52
Nov
39
Dec

Hours of Sunshine (daily)

5
Jan
6
Feb
7
Mar
7
Apr
8
May
9
Jun
9
Jul
9
Aug
8
Sep
7
Oct
5
Nov
5
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Massachusetts (Boston) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)