Castle Rock, us-Colorado State, USA Weather Information
Local Time
2026-03-12 14:18:17 Mountain Standard TimeWeather in the past year
Sun & Astronomy
In Castle Rock, us-Colorado State, USA, today's sunrise time is 07:11, sunset time is 19:05, nautical twilight begins at 06:15, nautical twilight ends at 20:02, astronomical twilight begins at 05:44, astronomical twilight ends at 20:33.
Temperature Analysis
In Castle Rock, us-Colorado State, USA region, the lowest temperature occurs in January 2025, with an average temperature of about -7.1°C.
The highest temperature occurs in July 2025, with a maximum temperature of up to 22.3°C.
Based on historical data, the average temperature in January is -7.1°C, February is -0.7°C, March is 5.1°C, April is 7.4°C, May is 12.4°C, June is 18.9°C, July is 22.3°C, August is 21°C, September is 16°C, October is 11.1°C, November is 5.8°C, December is 3.2°C.
Wind Analysis
In Castle Rock, us-Colorado State, USA region, the lowest wind speed occurs in January 2025, with an average wind speed of about 27.6 km/h.
The highest wind speed occurs in May 2025, with a maximum wind speed of up to 42.9 km/h.
Based on historical data, the average wind speed in January is 27.6 km/h, February is 35.8 km/h, March is 41.8 km/h, April is 40.9 km/h, May is 42.9 km/h, June is 40.6 km/h, July is 42.9 km/h, August is 39.1 km/h, September is 35.1 km/h, October is 38.5 km/h, November is 31.4 km/h, December is 34.6 km/h.
Sunshine Duration Analysis
In Castle Rock, us-Colorado State, USA region, the lowest sunshine duration occurs in January 2025, with an average sunshine duration of about 7.5 hours.
The highest sunshine duration occurs in July 2025, with a maximum sunshine duration of up to 12.6 hours.
Based on historical data, the average sunshine duration in January is 7.5 hours, February is 9 hours, March is 10 hours, April is 10.6 hours, May is 11.4 hours, June is 12.5 hours, July is 12.6 hours, August is 11.6 hours, September is 10.4 hours, October is 9.1 hours, November is 7.8 hours, December is 7.5 hours.
Precipitation Analysis
In Castle Rock, us-Colorado State, USA region, the lowest precipitation occurs in November 2025, with an average precipitation of about 0.3 mm.
The highest precipitation occurs in May 2025, with a maximum precipitation of up to 3.4 mm.
Based on historical data, the average precipitation in January is 0.8 mm, February is 0.7 mm, March is 1.5 mm, April is 1.3 mm, May is 3.4 mm, June is 2.4 mm, July is 1.9 mm, August is 1.5 mm, September is 1.6 mm, October is 0.7 mm, November is 0.3 mm, December is 0.7 mm.