Today
Mostly clear throughout the day, high +64°, low +39°. Wind up to 8 mph. No precipitation expected.
Weather in Castle Rock
United States · Colorado · 39.3722, -104.8561
Today Now 6:39 AM
+39° Mostly clear
Hourly forecast
Today10/29
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow high +64° and partly cloudy, nighttime low +45°, weather holds steady.
Week
During the week the thermometer stays between +34°…+64°. Weekly maximum — +64° (Thu). Coldest at night — Wed, +34°. Precipitation expected: Mon, Tue. Peak wind: Tue, 18 mph. Second half of the week is cooler.
Week vs norm
- Today 10/29 +64° +7° usually +58°
- Tomorrow 10/30 +64° +7° usually +57°
- Sat 10/31 +59° +2° usually +57°
- Sun 11/1 +57° +1° usually +56°
- Mon 11/2 +50° −6° usually +56°
- Tue 11/3 +50° −5° usually +55°
- Wed 11/4 +57° +2° usually +55°
- Thu 11/5 +39° −15° usually +54°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 29
Today is a typical day for this date.
- Heat record +74° 2010
- Cold record 0° 1991
- Most precipitation 0.7 in 2009
- Strongest gust 42 mph 2024
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Castle Rock
Today is close to the norm for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +39° / +13° | +24° | 0.9 |
| Feb | +42° / +15° | +26° | 1.0 |
| Mar | +50° / +23° | +34° | 2.0 |
| Apr | +57° / +30° | +42° | 2.8 |
| May | +67° / +40° | +53° | 3.5 |
| Jun | +79° / +50° | +64° | 2.4 |
| Jul | +84° / +56° | +70° | 2.5 |
| Aug | +82° / +55° | +68° | 2.2 |
| Sep | +76° / +48° | +61° | 1.5 |
| Oct | +64° / +36° | +48° | 1.5 |
| Nov | +49° / +24° | +34° | 1.1 |
| Dec | +40° / +15° | +25° | 0.8 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:24 AM | 6:01 PM
Moon
8:45 PM | 11:46 AM
Moon phase
Waning gibbous 83%
Next solar eclipse
Calculating for this city…