Irwin Weather Forecast

    • 47
    • 66

    Mostly Cloudy

    • 44
    • 72

    Rain Showers

    • 39
    • 65

    Mostly Sunny

    • 42
    • 62

    Partly Sunny

    • 47
    • 71

    Mostly Sunny

    • 47
    • 73

    Partly Sunny

    • 53
    • 71

    Mostly Cloudy

Today 30 Jan Southern Lancaster

Mostly cloudy. Near steady temperature in the mid 60s. Southeast Winds around 5 Mph.

Tonight 30 Jan Southern Lancaster

Mostly cloudy. Lows in the upper 40s. Southeast Winds around 5 Mph this Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Irwin Temperature Statistics

January Temperature

Lancaster County-mc Whirter Field (2.5 miles)

  • Lowest 23 January, 2025

    14 °F

  • Average January

    36.1 °F

  • Highest 19 January, 2025

    60.8 °F

Climate (2020–Present)

Lancaster County-mc Whirter Field (2.5 miles)

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

  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    62.1 °F

  • Average High 2020–2025

    73.5 °F
Get WillyWeather+ to remove ads