Foss Reservoir Weather Forecast
- 69
- 89
Sunny
- 70
- 89
Sunny
- 70
- 90
Mostly Sunny
- 67
- 87
Chance Thunderstorms
- 63
- 75
Chance Thunderstorms
- 61
- 73
Chance Rain Showers
Today 21 Aug Custer
Sunny. Highs in the lower 90s. Northeast Winds 5 to 10 Mph.
Tonight 21 Aug Custer
Mostly clear. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.
Foss Reservoir Temperature Statistics
August Temperature
Elk City Regional Business Airport (13 miles)
Lowest 4 August, 2025
62.1 °FAverage August
81.1 °FHighest 8 August, 2025
99.3 °F
Climate (2020–Present)
Elk City Regional Business Airport (13 miles)
Average Low 2020–2025
48.9 °FAverage 2020–2025
60.5 °FAverage High 2020–2025
73.1 °F