Long Dam Weather Forecast

    • 59
    • 81

    Becoming Sunny

    • 57
    • 83

    Increasing Clouds

    • 51
    • 75

    Chance Rain Showers

    • 43
    • 63

    Slight Chance Rain Showers

    • 43
    • 58

    Mostly Cloudy

    • 44
    • 61

    Partly Sunny

    • 44
    • 64

    Partly Sunny

Today 23 Jun Simcoe Highlands

Mostly cloudy. Highs in the 80s.

Tonight 23 Jun Simcoe Highlands

Mostly cloudy in the evening then clearing. Lows in the mid 50s to lower 60s.

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Long Dam Temperature Statistics

June Temperature

Sunnyside Municipal Airport (31.7 miles)

  • Lowest 21 June, 2026

    54 °F
  • Average June

    76.4 °F
  • Highest 19 June, 2026

    91.2 °F

Climate (2021–2026)

Sunnyside Municipal Airport (31.7 miles)

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  • Average Low 2021–2026

    38.9 °F
  • Average 2021–2026

    51.1 °F
  • Average High 2021–2026

    63.1 °F
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