Norristown Weather Forecast

    • 54
    • 80

    Partly Sunny

    • 57
    • 71

    Chance Thunderstorms

    • 62
    • 81

    Decreasing Clouds

    • 58
    • 81

    Mostly Sunny

    • 58
    • 85

    Mostly Sunny

    • 64
    • 88

    Partly Sunny

    • 67
    • 79

    Chance Rain Showers

Today 22 May Eastern Montgomery

Cloudy. A chance of Showers this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs in the lower 70s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 22 May Eastern Montgomery

Mostly cloudy with a chance of Thunderstorms. Showers Likely, mainly in the evening. Lows in the lower 60s. South Winds around 5 Mph, becoming west after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Norristown Temperature Statistics

May Temperature

Philadelphia - Wings Field Airport (3.7 miles)

  • Lowest 1 May, 2018

    33.8 °F
  • Average May

    62.7 °F
  • Highest 3 May, 2018

    87.8 °F

Climate (2010–Present)

Philadelphia - Wings Field Airport (3.7 miles)

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  • Average Low 2010–Present

    42.1 °F
  • Average 2010–Present

    52.5 °F
  • Average High 2010–Present

    61.7 °F
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