Port Ontario Weather Forecast
- 51
- 57
Rain Showers Likely
- 42
- 61
Decreasing Clouds
- 51
- 66
Rain Showers Likely
- 49
- 63
Rain Showers Likely
- 48
- 65
Rain Showers
- 45
- 57
Rain Showers Likely
- 44
- 56
Chance Rain Showers
Today 5 May Oswego
Showers. Highs Ranging from the lower 50s on the tug hill to the upper 50s across the lower Elevations. Southeast Winds 10 to 15 Mph. Chance of rain 90 percent.
Tonight 5 May Oswego
Cloudy. A chance of Showers through the early Overnight, then Showers likely late. Areas of fog developing late. Mild with Lows in the lower 50s. Light southeast Winds. Chance of rain 60 percent.
Port Ontario Temperature Statistics
May Temperature
Fulton, Oswego County Airport (17.4 miles)
Lowest 3 May, 2024
43 °FAverage May
59.3 °FHighest 3 May, 2024
75.9 °F
Climate (2019–Present)
Fulton, Oswego County Airport (17.4 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
40.8 °FAverage 2019–2024
49.3 °FAverage High 2019–2024
57.8 °F