Massachusetts weather in July
July is one of the best months to visit Massachusetts: highs of 28°C (82°F) and about 94 mm (3.7 in) of rain on average. Nights average 17°C (63°F) and cloud cover 55% (NASA POWER, 2001–2025 averages). It is the 5th driest month of the year and the warmest. Compared with June, it is warmer and drier; August brings highs of 27°C (81°F) and 93 mm (3.7 in) of rain.
Figures are long-term averages for Boston, the largest city in Massachusetts. See below for other places.
Is July a good time to visit Massachusetts?
best month Weather score 73/100.
Yes. July is one of the best months for weather in Massachusetts.
Does it rain a lot in Massachusetts in July?
Some rain is normal: about 94 mm (3.7 in) falls in an average July. It is the 5th driest month of the year.
How warm is Massachusetts in July?
Days average 28°C (82°F) and nights 17°C (63°F).
Massachusetts weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 1°C (33°F) | -8°C (18°F) | 80 mm | 62% | least pleasant |
| February | 2°C (35°F) | -7°C (20°F) | 86 mm | 61% | least pleasant |
| March | 6°C (42°F) | -3°C (26°F) | 110 mm | 61% | least pleasant |
| April | 13°C (55°F) | 2°C (36°F) | 107 mm | 61% | fair |
| May | 19°C (66°F) | 8°C (47°F) | 95 mm | 64% | best |
| June | 24°C (74°F) | 14°C (56°F) | 113 mm | 62% | best |
| July | 28°C (82°F) | 17°C (63°F) | 94 mm | 55% | best |
| August | 27°C (81°F) | 17°C (62°F) | 93 mm | 53% | best |
| September | 24°C (75°F) | 13°C (55°F) | 92 mm | 51% | best |
| October | 16°C (61°F) | 7°C (44°F) | 123 mm | 59% | fair |
| November | 10°C (49°F) | 1°C (34°F) | 98 mm | 60% | least pleasant |
| December | 4°C (39°F) | -4°C (26°F) | 116 mm | 63% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Massachusetts in July
Weather can differ a lot within Massachusetts: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Boston | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| South Boston | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| Worcester | 28°C (82°F) | 17°C (62°F) | 100 mm | best |
| Springfield | 29°C (83°F) | 17°C (63°F) | 103 mm | best |
| Lowell | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| Cambridge | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| New Bedford | 24°C (75°F) | 20°C (67°F) | 79 mm | best |
| Dorchester | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| Brockton | 28°C (83°F) | 18°C (64°F) | 91 mm | best |
| Fall River | 26°C (78°F) | 19°C (66°F) | 86 mm | best |
| Quincy | 28°C (82°F) | 17°C (63°F) | 94 mm | best |
| Lynn | 28°C (82°F) | 17°C (63°F) | 94 mm | best |