Buena Vista, Colorado has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 26.8 °F (low) to 58.6 °F (high). Annual precipitation averages 10.4 Inches. Buena Vista is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.1 °F | 38.5 °F | 0.36 in. |
| February | 11.9 °F | 40.6 °F | 0.48 in. |
| March | 19.1 °F | 48.7 °F | 0.67 in. |
| April | 24.8 °F | 55.5 °F | 1.05 in. |
| May | 33.0 °F | 64.9 °F | 1.2 in. |
| June | 40.8 °F | 76.5 °F | 0.69 in. |
| July | 46.5 °F | 80.3 °F | 1.55 in. |
| August | 45.0 °F | 78.2 °F | 1.68 in. |
| September | 37.5 °F | 72.2 °F | 0.95 in. |
| October | 27.3 °F | 61.0 °F | 0.85 in. |
| November | 17.4 °F | 48.0 °F | 0.43 in. |
| December | 9.7 °F | 38.2 °F | 0.49 in. |
| Annual | 26.8 °F | 58.6 °F | 10.4 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |