Lewistown Rainfall Forecast

  • 5%
  • 5%
  • 5%
  • 5%
  • 20%
  • No Rain
  • 10%
Graph Plots Open in Graphs

  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Lewistown Rainfall Statistics

September Rainfall

Lewistown, Lewistown Municipal Airport (1.2 miles)

  • Total Rainfall September

    0.6in

  • Daily Average September

    0.04in

  • Wettest Day 12 September, 2025

    0.4in

  • Wet Days September

    4/18 (22%)

Climate (2010–Present)

Lewistown, Lewistown Municipal Airport (1.2 miles)

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

  • Annual Average 2020–2024

    16.2in

  • Monthly Average 2020–2025

    1.4in

  • Daily Average 2020–2025

    0.05in

  • Wettest Day 18 September, 2024

    4.4in
Get WillyWeather+ to remove ads