Oaklyn Weather Forecast

    • 46
    • 76

    Rain Showers

    • 36
    • 54

    Rain Showers

    • 28
    • 47

    Mostly Sunny

    • 41
    • 55

    Chance Rain Showers

    • 41
    • 66

    Mostly Sunny

    • 47
    • 71

    Partly Sunny

    • 52
    • 75

    Partly Sunny

Today 18 Apr Northumberland

Mostly sunny. Warm with Highs in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 Apr Northumberland

A slight chance of Thunderstorms. Showers likely. Some Thunderstorms may produce heavy rainfall. Lows in the mid 40s. South Winds 10 to 15 Mph, becoming southwest 5 to 10 Mph after midnight. Gusts up to 30 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oaklyn Temperature Statistics

April Temperature

Selinsgrove Penn Valley Airport (6.2 miles)

  • Lowest 8 April, 2026

    23 °F

  • Average April

    54.6 °F

  • Highest 15 April, 2026

    87.1 °F

Climate (2021–Present)

Selinsgrove Penn Valley Airport (6.2 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.1 °F
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