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Summitville, NY Weather Forecast
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Summitville Weather Forecast
| OVERNIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear | Partly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of Showers |
| Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C |
| POP: 90% | POP: 90% | POP: 50% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1235 AM EDT Sun Sep 13 2026 
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Issued: 156 AM EDT Sun Sep 13 2026
Key Messages
1) Widespread rain showers and some embedded thunderstorms will move into the area tonight. Locally heavy rainfall may result in localized flash flooding, especially across Northeast PA and parts of the western Catskills.
2) After a return to dry and cooler weather Monday and Tuesday, warmer weather and scattered showers and thunderstorms returns by the middle of next week.
Discussion
... KEY MESSAGE 1...
A warm front continues to approach the region, which has resulted in increasing clo...