Nantucket Weather in October

October in Nantucket brings moderate temperatures, with highs of 17°C (63°F) and nights dropping to 10°C (50°F). Rainfall is on the higher side this month, averaging around 116 mm (4.6 in), so keep a rain jacket handy.

Rainfall in Nantucket in October

Looking at the last 30 years, the data shows about 12 days with rain, averaging 116 mm (4.6 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Nantucket in October

Daytime temperatures in Nantucket reach 17°C (63°F) in October, dropping to 10°C (50°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Nantucket in October

Enjoy a sunny month with about 205 hours of sunshine, the clear skies make Nantucket even more beautiful.

If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.