Mount Vernon Weather Forecast

    • 66
    • 89

    Patchy Smoke

    • 67
    • 87

    Patchy Smoke

    • 72
    • 93

    Rain Showers Likely

    • 62
    • 85

    Mostly Sunny

    • 60
    • 82

    Mostly Sunny

    • 63
    • 83

    Partly Sunny

    • 65
    • 85

    Chance Rain Showers

Today 18 Jul Linn

Sunny. Near steady temperature in the upper 80s. North Winds around 10 Mph.

Tonight 18 Jul Linn

Mostly clear. Patchy smoke after midnight. Humid with Lows in the mid 60s. North Winds 5 to 10 Mph, becoming northeast after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Vernon Temperature Statistics

July Temperature

Cedar Rapids Airport (15.5 miles)

  • Lowest 13 July, 2026

    62.1 °F

  • Average July

    77.1 °F

  • Highest 1 July, 2026

    90 °F

Climate (2021–2026)

Cedar Rapids Airport (15.5 miles)

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

  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    61.5 °F
Get WillyWeather+ to remove ads