Lake Ontario Weather Forecast
- 61
- 81
Rain Showers
- 60
- 78
Chance Thunderstorms
- 62
- 81
Slight Chance Thunderstorms
- 65
- 85
Chance Thunderstorms
- 65
- 90
Chance Thunderstorms
- 64
- 85
Chance Thunderstorms
Today 22 Jul Wells
Decreasing Clouds. A chance of Thunderstorms. Showers in the Morning, then a chance of Showers in the afternoon. Highs around 80. East Winds around 10 Mph with Gusts up to 20 Mph.
Tonight 22 Jul Wells
Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers after midnight. Lows around 60. North Winds 5 to 10 Mph. Chance of rain 30 percent.
Lake Ontario Temperature Statistics
July Temperature
Harvey Municipal Airport (21.1 miles)
Lowest 17 July, 2025
41 °FAverage July
68.5 °FHighest 9 July, 2025
93.2 °F
Climate (2020–Present)
Harvey Municipal Airport (21.1 miles)
Average Low 2020–2025
30 °FAverage 2020–2025
41.1 °FAverage High 2020–2025
51.9 °F