Lost Lake Weather Forecast

    • 64
    • 87

    Patchy Smoke

    • 67
    • 93

    Slight Chance Thunderstorms

    • 67
    • 97

    Hot

    • 66
    • 100

    Hot

    • 63
    • 92

    Mostly Sunny

    • 65
    • 91

    Slight Chance Thunderstorms

Today 22 Jul Western and Central Chouteau County

Sunny. Patchy smoke late in the afternoon. Highs around 90. East Winds up to 10 Mph.

Tonight 22 Jul Western and Central Chouteau County

Mostly cloudy in the evening then becoming partly cloudy. Patchy smoke in the evening. Lows in the lower 60s. East Winds up to 10 Mph shifting to the south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lost Lake Temperature Statistics

July Temperature

Malmstrom Air Force Base (33.6 miles)

  • Lowest 6 July, 2026

    48.4 °F

  • Average July

    73 °F

  • Highest 11 July, 2026

    99.6 °F

Climate (2021–2026)

Malmstrom Air Force Base (33.6 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.9 °F
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