Lyman Weather Forecast

    • 73
    • 103

    Chance Thunderstorms

    • 72
    • 103

    Hot

    • 70
    • 98

    Hot

    • 69
    • 96

    Partly Sunny

    • 69
    • 94

    Chance Thunderstorms

    • 67
    • 94

    Slight Chance Thunderstorms

Today 25 Jul Lyman

Partly sunny. Warmer with Highs around 104. West Winds 5 to 10 Mph, becoming south 10 to 15 Mph with Gusts up to 25 Mph this afternoon. Heat index Values up to 109 this afternoon.

Tonight 25 Jul Lyman

Mostly cloudy. A chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent. Heat index Values up to 105 early in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lyman Temperature Statistics

July Temperature

Chamberlain, Chamberlain Municipal Airport (22.4 miles)

  • Lowest 22 July, 2026

    61.7 °F

  • Average July

    77.2 °F

  • Highest 17 July, 2026

    99.3 °F

Climate (2021–2026)

Chamberlain, Chamberlain Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    59.6 °F
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