Weather forecast for: Marcellus NY
Last Update: 1:04 pm EDT Sep 8, 2026
This Afternoon: Partly sunny, with a high near 78. Northwest wind 3 to 5 mph.
Tonight: Mostly cloudy, with a low around 62. Calm wind becoming south 5 to 7 mph after midnight.
Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night: Showers and thunderstorms before 3am, then a chance of showers. Low around 68. Southwest wind 8 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday: Partly sunny, with a high near 76. West wind 7 to 11 mph.
Thursday Night: Partly cloudy, with a low around 53.
Friday: Sunny, with a high near 70.
Friday Night: Clear, with a low around 51.
Saturday: Sunny, with a high near 78.
Saturday Night: Partly cloudy, with a low around 64.
Sunday: A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Sunday Night: A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Monday: A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.