Gem Lake Weather Forecast
- 51
- 72
Chance Rain Showers
- 52
- 71
Partly Sunny
- 52
- 76
Rain Showers Likely
- 49
- 64
Chance Rain Showers
- 51
- 69
Partly Sunny
- 53
- 74
Partly Sunny
Today 26 Aug Seneca
Mostly sunny. Highs in the lower 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 26 Aug Seneca
Partly cloudy. Lows in the lower 50s. West Winds 5 to 10 Mph.
Gem Lake Temperature Statistics
August Temperature
Penn Yan, Penn Yan Airport (18 miles)
Lowest 1 August, 2025
49.6 °FAverage August
71.1 °FHighest 12 August, 2025
94.6 °F
Climate (2020–Present)
Penn Yan, Penn Yan Airport (18 miles)
Average Low 2020–2025
42.1 °FAverage 2020–2025
50.7 °FAverage High 2020–2025
59.3 °F