| National Weather Service Forecast for:
Castle Rock CO Issued by: National Weather Service Denver-Boulder, CO |
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| Updated: 12:45 pm MDT Jun 29, 2026 | ||||||||||||||||||
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| Tonight |
Areas of smoke before 3am. Mostly clear, with a low around 54. Light and variable wind becoming south 5 to 7 mph after midnight. |
| Tuesday |
Sunny, with a high near 90. Breezy, with a south wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. |
| Tuesday Night |
Patchy smoke between 11pm and 2am. Mostly clear, with a low around 54. Breezy, with a south wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 32 mph. |
| Wednesday |
Patchy smoke before 7am. Sunny, with a high near 90. Light southwest wind becoming south 9 to 14 mph in the afternoon. Winds could gust as high as 26 mph. |
| Wednesday Night |
Mostly clear, with a low around 55. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 26 mph. |
| Thursday |
Sunny, with a high near 92. |
| Thursday Night |
Partly cloudy, with a low around 56. |
| Friday |
Sunny, with a high near 96. |
| Friday Night |
Partly cloudy, with a low around 59. |
| Independence Day |
Mostly sunny, with a high near 91. |
| Saturday Night |
Partly cloudy, with a low around 57. |
| Sunday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. |
| Sunday Night |
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59. |
| Monday |
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. |
Forecast from NOAA-NWS for Castle Rock CO.
