Nova Scotia Weather: Humid Continental Climate with Coastal Moderation

Nova Scotia has a humid continental climate (Köppen Dfb) moderated by the Atlantic Ocean, resulting in warm summers, cold winters, and high precipitation year-round.

Seasonal Breakdown

SeasonAvg. Temp RangeCharacteristics
Summer (Jun–Aug)15–25°C (59–77°F)Warm, humid; up to 16 hrs daylight; occasional heat waves >30°C.
Autumn (Sep–Nov)5–15°C (41–59°F)Crisp, colorful foliage; increasing storms; first frosts inland.
Winter (Dec–Feb)−10 to −5°C (14–23°F)Cold, snowy; frequent nor'easters; 127 cm (50 in) annual snow; wind chill severe.
Spring (Mar–May)0–10°C (32–50°F)Cool, wet; late snow possible; gradual thaw.

Precipitation

  • Annual Rainfall: ~1,300 mm (51 in)
  • Annual Snowfall: ~127 cm (50 in)
  • No dry month; precipitation evenly distributed.

Regional Variation

  • Coastal (Halifax, Yarmouth): Milder winters, cooler summers, more fog.
  • Inland (Amherst, Truro): Colder winters, warmer summers, more snow.
  • Cape Breton Highlands: Colder, wetter, heavier snow.

Pack layers and waterproof gear year-round.

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