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When to go · Niagara-on-the-Lake

Niagara-on-the-Lake in May

Great month. Inside Niagara-on-the-Lake's best window: May–Oct; Sep–Oct for grape harvest.

Key facts

Verdict
Great
Temperature
19°C (66°F) / 9°C (48°F)
average high / low
Rain days
12
Crowds
Medium
Canada overall
Prices
Medium
Canada overall

Verdict

GreatBest and avoid months for Niagara-on-the-Lake

Inside Niagara-on-the-Lake's best window: May–Oct; Sep–Oct for grape harvest.

Is another month better than May?

No other month rates higher than May for Niagara-on-the-Lake in this guide.

Weather in May

Long-term averages
  • Niagara-on-the-LakeHighs around 19 °C (66 °F), lows around 9 °C (48 °F), rain on about 12 days

Crowds and prices

Crowds · Canada overall
Medium
Prices · Canada overall
Medium

Canada overall: Victoria Day weekend opens the season; Rockies lakes still frozen at altitude.

Compare two months

Weather, crowds and prices for any two months in Niagara-on-the-Lake, side by side.

  • Verdict

    May: Great

    Jun: Great

  • Daytime high

    May: 19 °C (66 °F)

    Jun: 24 °C (75 °F)

  • Night low

    May: 9 °C (48 °F)

    Jun: 14 °C (57 °F)

  • Rain days

    May: 12

    Jun: 11 (better)

  • Crowds

    May: Medium

    Jun: Medium

  • Prices

    May: Medium

    Jun: Medium

  • Festivals listed

    May: 0

    Jun: 1

May: Inside Niagara-on-the-Lake's best window: May–Oct; Sep–Oct for grape harvest.

June: Inside Niagara-on-the-Lake's best window: May–Oct; Sep–Oct for grape harvest.

Niagara-on-the-Lake: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Canada in May →