Castle Rock Weather Forecast
- 38
- 51
Rain Showers
- 40
- 57
Rain Showers Likely
- 41
- 66
Rain Showers Likely
- 42
- 64
Chance Thunderstorms
- 45
- 69
Chance Thunderstorms
- 49
- 77
Slight Chance Thunderstorms
- 52
- 80
Slight Chance Thunderstorms
Today 19 May Elbert/Central and East Douglas Counties Above 6000 Feet
Mostly cloudy. Slight chance of Showers early in the Afternoon, then a chance of Showers and slight chance of Thunderstorms late in the afternoon. Highs 48 to 54. Southeast Winds 10 to 15 Mph. Chance of rain 30 percent.
Tonight 19 May Elbert/Central and East Douglas Counties Above 6000 Feet
Rain Showers. Lows in the mid to upper 30s. Southeast Winds 10 to 15 Mph with Gusts up to 20 Mph after midnight.
Castle Rock Temperature Statistics
May Temperature
Denver - Centennial Airport (12.4 miles)
Lowest 6 May, 2026
29.6 °FAverage May
57.3 °FHighest 13 May, 2026
85.6 °F
Climate (2021–Present)
Denver - Centennial Airport (12.4 miles)
Average Low 2021–2026
39.4 °FAverage 2021–2026
52.6 °FAverage High 2021–2026
65.9 °F