Hidden Lake, Colorado has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from -1.7 °C (low) to 11 °C (high). Annual precipitation averages 621 Millimeters. Hidden Lake is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 11 - Aug. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.3 °C | 0.4 °C | 25.4 mm |
| February | -9.6 °C | 1.3 °C | 32.51 mm |
| March | -6.7 °C | 5.7 °C | 60.2 mm |
| April | -4.1 °C | 8.8 °C | 85.85 mm |
| May | 0.4 °C | 13.7 °C | 84.84 mm |
| June | 4.9 °C | 20.3 °C | 52.32 mm |
| July | 8.6 °C | 23.7 °C | 70.36 mm |
| August | 7.8 °C | 22.5 °C | 58.42 mm |
| September | 4.1 °C | 18.6 °C | 54.1 mm |
| October | -1.1 °C | 11.5 °C | 40.64 mm |
| November | -5.6 °C | 4.8 °C | 28.7 mm |
| December | -9.4 °C | 0.4 °C | 27.69 mm |
| Annual | -1.7 °C | 11 °C | 621.03 mm |
| Average First Frost Date | Aug. 11 - Aug. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfc - Subarctic With Cool Summers And Year Around Rainfall |