Wallkill River National Wildlife Refuge Weather Forecast

    • 55
    • 69

    Rain Showers Likely

    • 55
    • 66

    Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 46
    • 60

    Chance Rain Showers

    • 46
    • 60

    Chance Rain Showers

    • 48
    • 60

    Chance Rain Showers

Today 19 Sep Sussex

Mostly sunny. Not as warm with Highs in the upper 60s. Northeast Winds 5 to 10 Mph, becoming east in the afternoon.

Tonight 19 Sep Sussex

Partly cloudy in the Evening, then mostly cloudy with Showers likely after midnight. Patchy fog after midnight. Lows in the mid 50s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wallkill River National Wildlife Refuge Temperature Statistics

September Temperature

Sussex, Sussex Airport (3.7 miles)

  • Lowest 1 September, 2026

    68 °F

  • Average September

    70.1 °F

  • Highest 1 September, 2026

    73 °F

Climate (2021–2026)

Sussex, Sussex Airport (3.7 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.2 °F
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