CLIMATE CHARTS

Castle Rock, Colorado

Latitude: 39.4106 Longitude: -104.9058

Elevation: 6185 feet (1885.2 meters)

Castle Rock, Colorado Temperature Chart Daily average maximum and minimum temperatures for Castle Rock, Colorado Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Castle Rock, Colorado Precipitation Chart Precipitation chart for Castle Rock, Colorado Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for CASTLE ROCK, CO Daylight chart for CASTLE ROCK, CO. Latitude 39.4. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Castle Rock, Colorado

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 45.5 46.4 52.6 59.2 69.0 79.0 85.2 82.7 75.6 64.6 53.2 44.7
Minimum Temperature °F 17.8 19.7 26.2 32.7 42.0 50.3 55.7 54.4 45.8 34.6 24.9 17.6
Heating Degree Days °F 1034 894 794 572 303 87 13 21 163 479 779 1049
Cooling Degree Days °F 0 0 0 1 9 76 182 131 34 1 0 0
Precipitation in. 0.62 0.65 1.83 2.20 2.18 2.05 2.46 2.71 1.24 1.11 1.00 0.74

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 7.5 8.0 11.4 15.1 20.6 26.1 29.6 28.2 24.2 18.1 11.8 7.1
Minimum Temperature °C -7.9 -6.8 -3.2 0.4 5.6 10.2 13.2 12.4 7.7 1.4 -3.9 -8.0
Heating Degree Days °C 574 497 441 318 168 48 7 12 91 266 433 583
Cooling Degree Days °C 0 0 0 1 5 42 101 73 19 1 0 0
Precipitation cm. 1.57 1.65 4.65 5.59 5.54 5.21 6.25 6.88 3.15 2.82 2.54 1.88
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