Castle Peak Weather Forecast
- 39
- 50
Rain Showers Likely
- 34
- 47
Mostly Sunny
- 38
- 52
Mostly Sunny
- 40
- 52
Partly Sunny
- 39
- 50
Slight Chance Thunderstorms
- 41
- 52
Slight Chance Thunderstorms
Today 19 Sep Gore and Elk Mountains/Central Mountain Valleys
Mostly sunny with a chance of Showers with a slight chance of Thunderstorms in the Morning, then partly sunny with Showers likely with a chance of Thunderstorms in the afternoon. Highs 55 to 65. Chance of rain 60 percent.
Tonight 19 Sep Gore and Elk Mountains/Central Mountain Valleys
Mostly clear. Slight chance of Showers and Thunderstorms in the evening. Lows in the 30s. Chance of rain 10 percent.
Castle Peak Temperature Statistics
September Temperature
Eagle County Regional (9.3 miles)
Lowest 10 September, 2026
39 °FAverage September
64.2 °FHighest 5 September, 2026
86 °F
Climate (2021–2026)
Eagle County Regional (9.3 miles)
Average Low 2021–2026
31.8 °FAverage 2021–2026
45.8 °FAverage High 2021–2026
61.1 °F