Harvey Lake Weather Forecast

    • 58
    • 91

    Slight Chance Thunderstorms

    • 56
    • 89

    Mostly Sunny

    • 57
    • 81

    Partly Sunny

    • 60
    • 83

    Partly Sunny

    • 61
    • 88

    Partly Sunny

    • 62
    • 88

    Chance Rain Showers

Today 18 Jul Southern High Plains

Sunny. Slight chance of rain Showers early in the afternoon. Slight chance of Thunderstorms late in the afternoon. Highs in the lower 90s. Southwest Winds up to 10 Mph. Gusts up to 30 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 18 Jul Southern High Plains

Partly cloudy. Chance of Thunderstorms in the Evening, then slight chance of Thunderstorms after midnight. Lows in the upper 50s. West Winds 5 to 15 Mph. Gusts up to 30 Mph in the evening. Chance of Thunderstorms 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harvey Lake Temperature Statistics

July Temperature

Cut Bank, Cut Bank Municipal Airport (46.6 miles)

  • Lowest 6 July, 2026

    41.6 °F

  • Average July

    67.1 °F

  • Highest 11 July, 2026

    90.6 °F

Climate (2021–2026)

Cut Bank, Cut Bank Municipal Airport (46.6 miles)

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  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    43.8 °F

  • Average High 2021–2026

    55.5 °F
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