| NWS Forecast for: Ontario County Issued by: National Weather Service Buffalo, NY Last Update: 1000 PM EDT Wed Aug 27 2025 | |
| Overnight: Mainly clear through the early overnight, then becoming partly cloudy. Lows in the lower 50s. Southwest winds 5 to 10 mph. Thursday: Mostly sunny in the morning, then mostly cloudy with showers likely in the afternoon. Highs ranging from the upper 60s on the hilltops to the mid 70s across the lower elevations. Southwest winds 10 to 15 mph. Chance of rain 60 percent. Thursday Night: Showers in the evening, then showers likely overnight. Lows in the lower 50s. Southwest winds 10 to 15 mph, becoming light. Chance of rain 90 percent. Friday: Partly sunny with a 40 percent chance of showers. Cooler with highs ranging from the upper 50s on the hilltops to the mid 60s across the lower elevations. West winds 10 mph or less, becoming northwest. Friday Night: Partly cloudy. Lows in the upper 40s. Light winds. Saturday: Mostly sunny. Highs in the upper 60s. Saturday Night Through Monday Night: Mainly clear. Lows in the lower 50s. Highs in the mid 70s. Tuesday Through Wednesday: Partly cloudy. Highs in the upper 70s. Lows in the mid 50s. | |
| Zone Forecast: Ontario County | |
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