Horsethief Lake Weather Forecast
- 51
- 74
Increasing Clouds
- 55
- 75
Rain Showers
- 46
- 64
Rain Showers
- 46
- 65
Partly Sunny
- 45
- 67
Partly Sunny
- 47
- 68
Partly Sunny
Today 23 Sep Eastern Columbia River Gorge of Washington
Partly cloudy in the Morning, becoming mostly cloudy. Highs in the mid to upper 70s. West wind 5 to 10 Mph.
Tonight 23 Sep Eastern Columbia River Gorge of Washington
Partly cloudy. Lows in the upper 40s to mid 50s. West wind 5 to 10 Mph in the Evening, becoming light.
Horsethief Lake Temperature Statistics
September Temperature
The Dalles Municipal Airport (3.1 miles)
Lowest 17 September, 2026
47.6 °FAverage September
66 °FHighest 20 September, 2026
90 °F
Climate (2021–2026)
The Dalles Municipal Airport (3.1 miles)
Average Low 2021–2026
46.2 °FAverage 2021–2026
56.3 °FAverage High 2021–2026
66.8 °F