| NWS Forecast for: Ontario County Issued by: National Weather Service Buffalo, NY Last Update: 400 AM EDT Tue Sep 8 2026 |  |
| Today: Mostly sunny. Highs ranging from the lower 70s on the hilltops to the upper 70s across the lower elevations. Light winds. Tonight: Mostly cloudy. Lows in the lower 60s. Light winds, becoming south 5 to 10 mph. Wednesday: Mostly cloudy. A chance of showers in the afternoon. Warm with highs ranging from the upper 70s on the hilltops to the mid 80s across the lower elevations. South winds 5 to 10 mph, becoming southwest 10 to 15 mph. Chance of rain 50 percent. Wednesday Night: Showers with a chance of thunderstorms in the evening, then showers overnight. Warm and muggy with lows in the upper 60s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph. Chance of rain near 100 percent. Thursday: Mostly cloudy. A chance of showers in the morning. Highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. West winds 10 mph or less, increasing to 10 to 15 mph. Chance of rain 30 percent. Thursday Night: Partly cloudy. Lows in the mid 50s. Friday: Sunny. Highs around 70. Friday Night: Mainly clear. Lows in the lower 50s. Saturday: Sunny. Highs around 80. Saturday Night: Partly cloudy. Lows in the mid 60s. Sunday: Partly sunny with a 30 percent chance of showers. Highs in the upper 70s. Sunday Night: Mostly cloudy with a 30 percent chance of showers. Lows in the upper 50s. Monday: Partly sunny with a 30 percent chance of showers. Highs in the mid 70s. | |
| Zone Forecast: Ontario County | |
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