Manassas Rainfall Forecast

  • No Rain
  • 25%
  • 30%
  • 5%
  • 55%
  • 50%
  • 50%
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  • Rainfall Probability Forecast NOAA

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Manassas Rainfall Statistics

September Rainfall

Manassas, Manassas Regional Airport/Harry P. Davis Field (3.1 miles)

  • Total Rainfall September

    1.5in

  • Daily Average September

    0.1in

  • Wettest Day 11 September, 2026

    0.6in

  • Wet Days September

    6/16 (38%)

Climate (2021–2025)

Manassas, Manassas Regional Airport/Harry P. Davis Field (3.1 miles)

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  • Annual Average 2021–2025

    18.4in

  • Monthly Average 2021–2026

    1.7in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 25 October, 2021

    1.9in
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