Watkins, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 2.8 °C (low) to 18 °C (high). Annual precipitation averages 442 Millimeters. Watkins is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.3 °C | 7.2 °C | 12.95 mm |
| February | -6.7 °C | 7.6 °C | 14.73 mm |
| March | -2.4 °C | 12.7 °C | 39.37 mm |
| April | 1.1 °C | 15.9 °C | 51.82 mm |
| May | 6.2 °C | 20.6 °C | 63.75 mm |
| June | 11.7 °C | 27.7 °C | 52.07 mm |
| July | 15.3 °C | 31.4 °C | 61.98 mm |
| August | 14.2 °C | 30.1 °C | 51.56 mm |
| September | 9.5 °C | 25.7 °C | 32 mm |
| October | 2.5 °C | 18.2 °C | 28.96 mm |
| November | -2.8 °C | 11.9 °C | 19.81 mm |
| December | -7.3 °C | 6.8 °C | 12.95 mm |
| Annual | 2.8 °C | 18 °C | 441.95 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |