Diversion Lake Weather Forecast

    • 38
    • 62

    Mostly Sunny

    • 43
    • 73

    Mostly Sunny

    • 46
    • 77

    Chance Rain Showers

    • 36
    • 61

    Rain Showers Likely

    • 33
    • 49

    Slight Chance Rain Showers

    • 39
    • 62

    Mostly Sunny

    • 45
    • 72

    Partly Sunny

Today 1 May Southern Rocky Mountain Front

Not as cool. Sunny in the morning then becoming partly cloudy. Highs 50 to 60. North Winds up to 5 Mph shifting to the west in the afternoon.

Tonight 1 May Southern Rocky Mountain Front

Mostly clear. Lows 35 to 40. West Winds up to 10 Mph.

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Diversion Lake Temperature Statistics

May Temperature

Great Falls, Great Falls International Airport (62.8 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Great Falls, Great Falls International Airport (62.8 miles)

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  • Average Low 2020–2025

    33.9 °F
  • Average 2020–2025

    46.2 °F
  • Average High 2020–2025

    58.1 °F
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