🇺🇸 Boston vs 🇦🇺 Sydney

Weather Comparison

Current Weather Right Now

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Boston

mist

48°F

Mist

Feels like 46°F

H 52°F / L 46°F

Humidity: 92%

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Sydney

overcast clouds

58°F

Overcast Clouds

Feels like 58°F

H 60°F / L 56°F

Humidity: 90%

Climate Overview

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Boston

Boston has a classic New England climate — cold snowy winters, warm humid summers, and dramatic seasonal transitions. Nor'easters are the city's most significant weather events, bringing heavy snow and coastal flooding. The harbor and Boston Harbor islands create coastal microclimates.

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Sydney

Humid subtropical — warm summers, mild winters, year-round sunshine

Best monthsSeptember, October, November, March, April
AvoidJanuary, February (heat waves), July (coolest and grey)
Annual rain48 inches (1,217 mm)

Sydney enjoys one of the world's best climates. Summers are warm with beach weather; winters are mild enough for outdoor activities. The city is split between coastal suburbs (cooled by sea breezes) and inland western suburbs (dramatically hotter in summer).

Seasonal Comparison

Season🇺🇸 Boston🇦🇺 Sydney
Spring

60–73°F

September–November

Summer

72–82°F

December–February

Fall

62–75°F

March–May

Winter

50–63°F

June–August

Boston vs Sydney: Frequently Asked Questions

Does Boston or Sydney have better weather?

Boston and Sydney have very different climates. Boston has a classic New England climate — cold snowy winters, warm humid summers, and dramatic seas Sydney: Humid subtropical — warm summers, mild winters, year-round sunshine. The best city depends on your preferred season and temperature range.

When is the best time to visit Boston vs Sydney?

Best time for Boston: spring and fall. Best time for Sydney: September, October, November, March, April.

More Comparisons

🇺🇸 Boston Weather →🇦🇺 Sydney Weather →