Hallam Weather Forecast

    • 71
    • 95

    Slight Chance Thunderstorms

    • 55
    • 92

    Rain Showers

    • 52
    • 67

    Chance Rain Showers

    • 49
    • 63

    Rain Showers

    • 55
    • 65

    Rain Showers

    • 57
    • 73

    Chance Rain Showers

Today 19 May York

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 19 May York

Mostly cloudy in the Evening, then becoming partly cloudy. Warm with Lows around 70. Southwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hallam Temperature Statistics

May Temperature

Harrisburg, Harrisburg International Airport (15.5 miles)

  • Lowest 1 May, 2026

    39.7 °F

  • Average May

    59 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

Harrisburg, Harrisburg International Airport (15.5 miles)

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

  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    65.1 °F
Get WillyWeather+ to remove ads