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When to go · Ajax

Ajax in September

Great month. Inside Ajax's best window: Jun–Sep for the waterfront; late Sep–Oct for fall colours on the trails.

Key facts

Verdict
Great
Temperature
22°C (72°F) / 12°C (54°F)
average high / low
Rain days
10
Crowds
Medium
Canada overall
Prices
Medium
Canada overall

Verdict

GreatBest and avoid months for Ajax

Inside Ajax's best window: Jun–Sep for the waterfront; late Sep–Oct for fall colours on the trails.

Is another month better than September?

No other month rates higher than September for Ajax in this guide.

Weather in September

Long-term averages
  • AjaxHighs around 22 °C (72 °F), lows around 12 °C (54 °F), rain on about 10 days

Crowds and prices

Crowds · Canada overall
Medium
Prices · Canada overall
Medium

Canada overall: After Labour Day crowds drop; larches turn gold in the Rockies late in the month.

Compare two months

Weather, crowds and prices for any two months in Ajax, side by side.

  • Verdict

    Sep: Great

    Jun: Great

  • Daytime high

    Sep: 22 °C (72 °F)

    Jun: 24 °C (75 °F)

  • Night low

    Sep: 12 °C (54 °F)

    Jun: 13 °C (55 °F)

  • Rain days

    Sep: 10 (better)

    Jun: 11

  • Crowds

    Sep: Medium

    Jun: Medium

  • Prices

    Sep: Medium

    Jun: Medium

  • Festivals listed

    Sep: 0

    Jun: 1

September: Inside Ajax's best window: Jun–Sep for the waterfront; late Sep–Oct for fall colours on the trails.

June: Inside Ajax's best window: Jun–Sep for the waterfront; late Sep–Oct for fall colours on the trails.

Ajax: 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 September →