Climate - Castle Rock - Colorado
| Jan | Feb | March | April | May | June | |
|---|---|---|---|---|---|---|
| Average high in °F | 44 | 47 | 52 | 58 | 67 | 78 |
| Average low in °F | 14 | 17 | 23 | 30 | 40 | 48 |
| Av. precipitation - inch | 0.55 | 0.51 | 1.5 | 1.85 | 2.4 | 1.93 |
| July | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|
| Average high in °F | 84 | 82 | 74 | 65 | 51 | 45 |
| Average low in °F | 53 | 51 | 43 | 32 | 21 | 15 |
| Av. precipitation - inch | 2.36 | 2.17 | 1.22 | 1.1 | 0.98 | 0.71 |
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Castle Rock Climate Graph - Colorado Climate Chart
Totals and averages
| Annual average high temperature | 62.3 °F |
| Annual average low temperature | 32.3 °F |
| Average temperature | 47.3 °F |
| Average annual precipitation | 17.3 in. |