Pampa, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.1 °F (low) to 70.7 °F (high). Annual precipitation averages 21.9 Inches. Pampa is located in USDA Plant Hardiness Zone 7a. 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 | 23.4 °F | 49.7 °F | 0.78 in. |
| February | 26.0 °F | 53.5 °F | 0.6 in. |
| March | 33.5 °F | 62.5 °F | 1.43 in. |
| April | 41.5 °F | 70.3 °F | 1.99 in. |
| May | 51.9 °F | 78.5 °F | 2.88 in. |
| June | 61.9 °F | 87.5 °F | 3.02 in. |
| July | 66.0 °F | 91.7 °F | 2.42 in. |
| August | 64.8 °F | 90.3 °F | 3.09 in. |
| September | 57.3 °F | 82.8 °F | 1.78 in. |
| October | 45.0 °F | 71.6 °F | 2.13 in. |
| November | 32.8 °F | 60.1 °F | 0.89 in. |
| December | 24.8 °F | 50.0 °F | 0.93 in. |
| Annual | 44.1 °F | 70.7 °F | 21.94 in. |
| 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 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |