7-Day Forecast 42.68°N 78.99°W (Text-Only)
NWS Forecast for: Derby NY
Issued by: National Weather Service Buffalo, NY
Last Update: 10:36 am EDT Jul 3, 2025
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  • This
    Afternoon

    This Afternoon: Sunny, with a high near 26. West wind around 11 km/h.

    High: 26 °C

    Sunny


  • Tonight

    Tonight: Mostly clear, with a low around 14. West wind 5 to 8 km/h becoming calm  in the evening.

    Low: 14 °C

    Mostly Clear


  • Independence
    Day

    Independence Day: Sunny, with a high near 26. Calm wind.

    High: 26 °C

    Sunny


  • Friday
    Night

    Friday Night: Mostly clear, with a low around 17. Calm wind.

    Low: 17 °C

    Mostly Clear


  • Saturday

    Saturday: Mostly sunny, with a high near 29. Southwest wind 8 to 11 km/h.

    High: 29 °C

    Mostly Sunny


  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 21. South wind 5 to 10 km/h.

    Low: 21 °C

    Partly Cloudy


  • Sunday

    Sunday: Mostly sunny, with a high near 31. Southwest wind 11 to 16 km/h.

    High: 31 °C

    Mostly Sunny


  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 21. Southwest wind around 10 km/h.  Chance of precipitation is 30%.

    Low: 21 °C

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 11am and 2pm.  Partly sunny, with a high near 28. Chance of precipitation is 30%.

    High: 28 °C

    Chance
    T-storms

  • This Afternoon: Sunny, with a high near 26. West wind around 11 km/h.

    Tonight: Mostly clear, with a low around 14. West wind 5 to 8 km/h becoming calm in the evening.

    Independence Day: Sunny, with a high near 26. Calm wind.

    Friday Night: Mostly clear, with a low around 17. Calm wind.

    Saturday: Mostly sunny, with a high near 29. Southwest wind 8 to 11 km/h.

    Saturday Night: Partly cloudy, with a low around 21. South wind 5 to 10 km/h.

    Sunday: Mostly sunny, with a high near 31. Southwest wind 11 to 16 km/h.

    Sunday Night: A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 21. Southwest wind around 10 km/h. Chance of precipitation is 30%.

    Monday: A chance of showers and thunderstorms, mainly between 11am and 2pm. Partly sunny, with a high near 28. Chance of precipitation is 30%.

    Monday Night: Mostly cloudy, with a low around 18.

    Tuesday: Mostly sunny, with a high near 27.

    Tuesday Night: Partly cloudy, with a low around 18.

    Wednesday: Mostly sunny, with a high near 28.



    Derby NY
     42.68°N 78.99°W (Elev. 673 m)

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