Month guide · Boston · United States
Boston in July
What July is really like in Boston: weather, crowds, prices, events and what to pack.
Updated By the AMZBooking editorial team
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Quick answer
July is a shoulder-season month. Expect average highs of 28°C (82°F), lows of 19°C (66°F), about 9 rainy days and roughly 15 hours of daylight. The warmest month, humid at times but often cooled by sea breezes; beaches and harbour islands are at their best.
Key facts
- Average high / low
- 28°C (82°F) / 19°C (66°F)
- Rainy days
- About 9
- Daylight
- About 15 hours
- Sea temperature
- 19°C (66°F)
- Crowds
- Very busy
- Hotel prices
- Highest
Weather in July
July is the warmest month in Boston: days average 28°C (82°F) against a yearly average high of 15°C (59°F), and nights fall to about 19°C (66°F). Rain falls on roughly 9 of its 31 days. Compared with June (25°C (77°F)), July is warmer; by August highs stay near 27°C (81°F).
- Sunrise (15 July)
- About 05:21
- Sunset (15 July)
- About 20:20
- Daylight
- About 15 hours
- Sea
- 19°C (66°F)
Summer (June–August). Warm days cooled by sea breezes, outdoor dining, harbour cruises, island ferries and Red Sox games; busy but less hectic than the big autumn weeks.
Crowds and prices
On a 1–5 scale, July rates 5 for crowds (the peak is June at 5) and 5 for hotel prices (highest in May). Book accommodation early: July is one of the pricier months.
Events in July
- Boston Pops Fireworks Spectacular on the Esplanade (4 July)
Dates move from year to year. Check the organiser’s site before booking travel around an event.
What to do in July
Mild, settled days suit walking, viewpoints and time outdoors.
Museum · Fenway–Kenmore
Isabella Stewart Gardner Museum
Anyone named Isabella gets in free, as does everyone on their birthday.
- Time needed
- 1.5–2 hours
- Cost
- Mid-priced
- Art
- Couples
- Rainy day
- Off the beaten path
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Aquarium · Downtown and the Waterfront
New England Aquarium
On Central Wharf, the aquarium's four-storey Giant Ocean Tank holds sea turtles, sharks and a Caribbean coral reef, with a ramp spiralling around it and a penguin colony at its base.
- Time needed
- 2–3 hours
- Cost
- Mid-priced
- Kids
- Rainy day
- Nature
Historic site · Charlestown
USS Constitution
Adults need photo ID for the security check at the ship; the MBTA ferry from Long Wharf to the Navy Yard doubles as a short, cheap harbour cruise.
- Time needed
- 1.5 hours
- Cost
- Free
- Free
- History
- Kids
Historic site · Cambridge
Harvard Yard
The historic core of Harvard, the oldest university in the US (founded 1636), is open to walk through, with the John Harvard statue, the columned Widener Library and Memorial Church under the elms.
- Time needed
- 1–2 hours
- Cost
- Free
- Free
- History
- Architecture
What to pack
For highs near 28°C, lows near 19°C and 9 wet days: light, breathable clothes, a sun hat and high-factor sunscreen; a packable rain jacket for showers; comfortable walking shoes.
Is July a good time to visit Boston?
A shoulder-season month, with a notable event on the calendar. If your dates are flexible, May–June and September–October are better overall. Compare every month.
Boston in other months
Questions travellers ask
+Is July a good time to visit Boston?
It is a shoulder-season month. The warmest month, humid at times but often cooled by sea breezes; beaches and harbour islands are at their best.
+How warm is Boston in July?
Average highs are around 28°C (82°F) and lows around 19°C (66°F).
+Does it rain a lot in Boston in July?
Expect rain on about 9 days of the month.