Gramma Lake Weather Forecast
- 70
- 86
Mostly Sunny
- 70
- 87
Slight Chance Thunderstorms
- 70
- 89
Chance Thunderstorms
- 72
- 91
Mostly Sunny
- 74
- 93
Mostly Sunny
- 71
- 93
Slight Chance Thunderstorms
- 73
- 90
Slight Chance Thunderstorms
Today 6 Jul Comanche
Mostly sunny. Highs in the upper 80s. Southeast Winds 5 to 10 Mph.
Tonight 6 Jul Comanche
Mostly clear. Humid with Lows in the lower 70s. Southeast Winds 5 to 10 Mph.
Gramma Lake Temperature Statistics
July Temperature
Fort Sill (22.4 miles)
Lowest 1 July, 2025
70.9 °FAverage July
79.1 °FHighest 2 July, 2025
86.2 °F
Climate (2020–Present)
Fort Sill (22.4 miles)
Average Low 2020–2025
52.4 °FAverage 2020–2025
63.7 °FAverage High 2020–2025
75.2 °F