Sumner Lake State Park Weather Forecast
- 70
- 96
Isolated Thunderstorms
- 67
- 94
Thunderstorms
- 65
- 91
Rain Showers Likely
- 65
- 86
Rain Showers Likely
- 62
- 82
Chance Thunderstorms
- 60
- 82
Chance Thunderstorms
Today 13 Sep De Baca County
Hot. Mostly sunny. Highs in the upper 90s. South Winds around 15 Mph in the afternoon.
Tonight 13 Sep De Baca County
Partly cloudy. Lows in the upper 60s. Northeast Winds around 15 Mph.
Sumner Lake State Park Temperature Statistics
September Temperature
Melrose Gunnery Range (39.1 miles)
Lowest 10 September, 2026
65.1 °FAverage September
83 °FHighest 3 September, 2026
100.4 °F
Climate (2022–2026)
Melrose Gunnery Range (39.1 miles)
Average Low 2022–2026
47.6 °FAverage 2022–2026
61 °FAverage High 2022–2026
75.1 °F