Branson, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3 °C (low) to 18.9 °C (high). Annual precipitation averages 413.8 Millimeters. Branson is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 8.3 °C | 11.94 mm |
| February | -6.2 °C | 9.4 °C | 13.21 mm |
| March | -2.6 °C | 13.6 °C | 28.45 mm |
| April | 1.2 °C | 17.3 °C | 36.32 mm |
| May | 6.3 °C | 22.4 °C | 45.47 mm |
| June | 11.8 °C | 28.6 °C | 34.04 mm |
| July | 14.5 °C | 30.7 °C | 67.31 mm |
| August | 13.8 °C | 29.3 °C | 76.45 mm |
| September | 9.7 °C | 25.8 °C | 37.08 mm |
| October | 3.4 °C | 19.9 °C | 25.65 mm |
| November | -2.4 °C | 13.3 °C | 23.37 mm |
| December | -6.4 °C | 8 °C | 14.48 mm |
| Annual | 3 °C | 18.9 °C | 413.77 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |