Gramma Lake Weather Forecast
- 75
- 99
Hot
- 76
- 98
Hot
- 76
- 98
Hot
- 76
- 99
Hot
- 75
- 99
Hot
- 74
- 98
Hot
Today 5 Sep Comanche
Sunny, hot with Highs around 101. South Winds 5 to 10 Mph.
Tonight 5 Sep Comanche
Clear. Lows in the mid 70s. South Winds 5 to 10 Mph.
Gramma Lake Temperature Statistics
September Temperature
Fort Sill (22.4 miles)
Lowest 1 September, 2026
75 °FAverage September
89.6 °FHighest 2 September, 2026
103.1 °F
Climate (2021–2026)
Fort Sill (22.4 miles)
Average Low 2021–2026
54 °FAverage 2021–2026
65.7 °FAverage High 2021–2026
77.2 °F