Lewiston Weather Forecast

    • 52
    • 75

    Areas Smoke

    • 52
    • 78

    Areas Smoke

    • 55
    • 80

    Partly Sunny

    • 56
    • 81

    Partly Sunny

    • 59
    • 83

    Partly Sunny

    • 61
    • 84

    Slight Chance Thunderstorms

    • 64
    • 85

    Slight Chance Thunderstorms

Today 31 Jul Columbia

Mostly sunny. Areas of smoke. Northeast Winds 5 to 10 Mph.

Tonight 31 Jul Columbia

Mostly clear. Areas of smoke through the night. Patchy fog early in the morning. Lows in the lower 50s. Northeast Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lewiston Temperature Statistics

July Temperature

Baraboo Wisconsin Dells Airport (7.5 miles)

  • Lowest 18 July, 2025

    49.1 °F

  • Average July

    73.7 °F

  • Highest 28 July, 2025

    93.9 °F

Climate (2020–Present)

Baraboo Wisconsin Dells Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    57.2 °F
Get WillyWeather+ to remove ads