Potsdam Weather Forecast
- 66
- 81
Chance Rain Showers
- 65
- 82
Chance Rain Showers
- 62
- 80
Partly Sunny
- 62
- 80
Rain Showers Likely
- 59
- 78
Chance Rain Showers
- 58
- 77
Chance Rain Showers
- 54
- 75
Chance Rain Showers
Today 7 Aug Southwestern St. Lawrence
Patchy dense fog this morning. Partly sunny. Highs in the mid 80s. Light and variable Winds.
Tonight 7 Aug Southwestern St. Lawrence
Mostly cloudy with isolated Showers and Thunderstorms until Midnight, then partly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Patchy fog after midnight. Lows in the mid 60s. Light and variable Winds. Chance of rain 40 percent.
Potsdam Temperature Statistics
August Temperature
Massena, Massena International-Richards Field (19.3 miles)
Lowest 5 August, 2026
55 °FAverage August
71.2 °FHighest 5 August, 2026
86 °F
Climate (2021–2026)
Massena, Massena International-Richards Field (19.3 miles)
Average Low 2021–2026
36.1 °FAverage 2021–2026
46.2 °FAverage High 2021–2026
56 °F