Nantucket in August
Great time to visit
Peak summer continues with perfect beach weather but astronomical prices. The island operates at maximum capacity - both exciting and exhausting.
Weather
August maintains July's warmth but adds more humidity as the summer reaches full intensity. Temperatures stay in the mid-20s with occasional hot spells pushing toward 30°C. Ocean water hits its warmest temperatures of the year - finally comfortable for extended swimming.
26°C high18°C low5 rain days
Crowds & Cost
peak crowds
~$450/day average
Events & Festivals
- •Billfish Tournament
- •House Tour
August Tips
- •Most expensive month - budget accordingly
- •Book dinner reservations when you book your hotel
- •Head to Great Point or Coatue for fewer crowds
All Months
July and August bring perfect beach weather, blooming hydrangeas, and shoulder-to-shoulder crowds. Hotel rates peak around $400+ nightly, and restaurant waits stretch past an hour. But the island hums with energy, and every beach day feels perfect.
May and September offer the sweet spot – warm enough for swimming (with a wetsuit), fewer crowds, and rates that won't bankrupt you. The cranberry bogs turn crimson in fall, and September sunsets rival anything summer offers. Spring brings daffodil festivals and the island waking up from winter hibernation.
October through April sees most restaurants and hotels close, ferries run reduced schedules, and the island population drops to year-round residents. Some find this peaceful; others find it boring. Winter storms create dramatic seascapes but limit outdoor activities to bundled beach walks.
Nantucket Scores
Solo
6/10
Couples
9/10
Families
8/10
Adventure
5/10
Budget
3/10
Luxury
9/10
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