Steinaker Reservoir Weather Forecast
- 54
- 77
Rain Showers Likely
- 55
- 72
Rain Showers Likely
- 53
- 71
Rain Showers Likely
- 50
- 71
Chance Thunderstorms
- 49
- 70
Slight Chance Thunderstorms
- 50
- 72
Mostly Sunny
Today 15 Sep Eastern Uinta Basin
Sunny. A chance of Showers with a slight chance of Thunderstorms in the afternoon. Highs in the 70s. South Winds 10 to 15 Mph with Gusts up to 20 Mph in the afternoon. Chance of rain 30 percent.
Tonight 15 Sep Eastern Uinta Basin
Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows 45 to 55. Chance of rain 40 percent.
Steinaker Reservoir Temperature Statistics
September Temperature
Vernal Airport (5 miles)
Lowest 3 September, 2026
50 °FAverage September
67.8 °FHighest 12 September, 2026
87.1 °F
Climate (2021–2026)
Vernal Airport (5 miles)
Average Low 2021–2026
37.3 °FAverage 2021–2026
50 °FAverage High 2021–2026
62.5 °F