Rodeo, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 8 °C (low) to 26 °C (high). Annual precipitation averages 300.2 Millimeters. Rodeo is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.3 °C | 15.7 °C | 20.32 mm |
| February | 0.2 °C | 18.2 °C | 14.48 mm |
| March | 3.1 °C | 21.9 °C | 13.97 mm |
| April | 5.7 °C | 26 °C | 4.06 mm |
| May | 10.5 °C | 30.6 °C | 7.37 mm |
| June | 16.2 °C | 35.8 °C | 12.7 mm |
| July | 19.3 °C | 35.3 °C | 56.64 mm |
| August | 18.2 °C | 33.7 °C | 57.91 mm |
| September | 14.8 °C | 32.1 °C | 39.62 mm |
| October | 8.3 °C | 27.1 °C | 25.15 mm |
| November | 2.3 °C | 20.5 °C | 16.76 mm |
| December | -1.3 °C | 15.2 °C | 31.24 mm |
| Annual | 8 °C | 26 °C | 300.22 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |