Jefferson Memorial Park Weather Forecast
- 43
- 70
Rain Showers
- 42
- 54
Partly Sunny
- 45
- 65
Mostly Sunny
- 42
- 61
Rain Showers
- 28
- 63
Rain Showers Likely
- 23
- 37
Slight Chance Snow Showers
Today 7 Mar Ontario
Partly sunny through early Afternoon, then mostly cloudy with Showers with a chance of Thunderstorms late. Breezy, warm with Highs Ranging from the mid 60s on the Hilltops to the upper 60s across the lower Elevations. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest. Chance of rain 80 percent.
Tonight 7 Mar Ontario
Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a chance of Showers overnight. Some patchy fog developing overnight. Breezy with Lows in the lower 40s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming west. Chance of rain 80 percent.
Jefferson Memorial Park Temperature Statistics
March Temperature
Penn Yan, Penn Yan Airport (19.9 miles)
Lowest 2 March, 2026
10 °FAverage March
28.6 °FHighest 4 March, 2026
46.9 °F
Climate (2021–Present)
Penn Yan, Penn Yan Airport (19.9 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
50.4 °FAverage High 2021–2026
59.1 °F