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When to go · Sarnia

Sarnia, month by month

The best months for Sarnia: Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb.

Month by month

  1. JanuaryAvoidListed as a month to avoid: Jan–Feb (cold, lake-effect snow); the last week of June and Canada Day weekend for crowds at the bridge.-1 °C / -8 °C, 12 rain daysCrowds: Low
  2. FebruaryAvoidListed as a month to avoid: Jan–Feb (cold, lake-effect snow); the last week of June and Canada Day weekend for crowds at the bridge.0 °C / -8 °C, 10 rain daysCrowds: Low
  3. MarchMixedOutside the best window (Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates). Across Canada: Late ski season; sugar shacks in Québec open for maple season.5 °C / -4 °C, 11 rain daysCrowds: Low
  4. AprilMixedOutside the best window (Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates). Across Canada: Thaw and mud; Rockies trails still snowy; Vancouver cherry blossoms.12 °C / 2 °C, 12 rain daysCrowds: Low
  5. MayGoodOutside the best window (Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates). Across Canada: Victoria Day weekend opens the season; Rockies lakes still frozen at altitude.19 °C / 7 °C, 11 rain daysCrowds: Medium
  6. JuneGreatInside Sarnia's best window: Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates.24 °C / 13 °C, 10 rain daysCrowds: Medium · 1 festival or holiday
  7. JulyGreatInside Sarnia's best window: Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates.27 °C / 16 °C, 9 rain daysCrowds: High · 1 festival or holiday
  8. AugustGreatInside Sarnia's best window: Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates.26 °C / 15 °C, 9 rain daysCrowds: High
  9. SeptemberGreatInside Sarnia's best window: Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates.22 °C / 11 °C, 10 rain daysCrowds: Medium
  10. OctoberGreatInside Sarnia's best window: Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates.15 °C / 6 °C, 11 rain daysCrowds: Medium
  11. NovemberMixedOutside the best window (Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates). Across Canada: Grey shoulder season; many seasonal businesses in parks close.8 °C / 0 °C, 12 rain daysCrowds: Low
  12. DecemberMixedOutside the best window (Jun–Sep for beaches and the waterfront; Sep–Oct for quiet trails and lower room rates). Across Canada: Christmas markets and ski openings; winter tyres required on many BC highways.2 °C / -4 °C, 13 rain daysCrowds: Medium · 1 festival or holiday