Mary Island State Park Weather Forecast
- 46
- 60
Rain Showers
- 49
- 58
Rain Showers
- 50
- 62
Rain Showers Likely
- 47
- 60
Chance Rain Showers
- 44
- 67
Rain Showers Likely
- 30
- 51
Chance Rain Showers
Today 14 Apr Jefferson
Areas of fog through early afternoon. A chance of Showers Early, then Showers late this morning. Showers with a chance of Thunderstorms this afternoon. Warm with Highs Ranging from the lower 60s along the lake Ontario shore to the upper 60s inland. Light Winds, becoming southwest 10 to 15 Mph. Chance of rain near 100 percent.
Tonight 14 Apr Jefferson
Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Mild with Lows Ranging from the upper 40s along the lake Ontario shore to the lower 50s across the tug hill. West Winds 10 to 15 Mph, becoming light. Chance of rain 50 percent.
Mary Island State Park Temperature Statistics
April Temperature
Fort Drum / Wheeler-Sack U. S. Army Airfield (23.6 miles)
Lowest 8 April, 2026
17.2 °FAverage April
41.3 °FHighest 3 April, 2026
73.4 °F
Climate (2021–Present)
Fort Drum / Wheeler-Sack U. S. Army Airfield (23.6 miles)
Average Low 2021–2026
39.3 °FAverage 2021–2026
47.7 °FAverage High 2021–2026
55.9 °F