Seneca Castle Weather Forecast
- 53
- 78
Rain Showers
- 50
- 62
Mostly Cloudy
- 40
- 76
Rain Showers
- 28
- 44
Chance Rain Showers
- 27
- 40
Partly Sunny
- 42
- 56
Slight Chance Rain Showers
Today 16 Apr Ontario
Mostly sunny late this Morning, then partly sunny with a chance of Showers and Thunderstorms early this afternoon. Mostly cloudy with Showers with a chance of Thunderstorms late. Some Thunderstorms may produce gusty Winds and small hail late. Warm with Highs Ranging from the lower 70s on the Hilltops to the upper 70s across the lower Elevations. Southwest Winds 5 to 10 Mph, increasing to 10 to 15 Mph. Chance of rain 90 percent.
Tonight 16 Apr Ontario
Mostly cloudy. Showers with a chance of Thunderstorms in the evening. Some patchy fog developing overnight. Some Thunderstorms may produce gusty Winds and small hail in the evening. Mild with Lows in the mid 50s. West Winds 5 to 10 Mph, becoming light. Chance of rain 90 percent.
Seneca Castle Temperature Statistics
April Temperature
Penn Yan, Penn Yan Airport (16.8 miles)
Lowest 8 April, 2026
18 °FAverage April
46.2 °FHighest 13 April, 2026
73.9 °F
Climate (2021–Present)
Penn Yan, Penn Yan Airport (16.8 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
50.4 °FAverage High 2021–2026
59.1 °F