Haworth, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.7 °F (low) to 74.5 °F (high). Annual precipitation averages 52.7 Inches. Haworth is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.6 °F | 54.0 °F | 3.6 in. |
| February | 34.2 °F | 58.2 °F | 4.03 in. |
| March | 41.3 °F | 66.1 °F | 4.67 in. |
| April | 48.9 °F | 74.0 °F | 5.17 in. |
| May | 59.0 °F | 81.1 °F | 5.99 in. |
| June | 67.4 °F | 88.9 °F | 4.15 in. |
| July | 70.4 °F | 93.2 °F | 3.52 in. |
| August | 69.4 °F | 93.7 °F | 3.11 in. |
| September | 62.7 °F | 87.4 °F | 4.18 in. |
| October | 50.5 °F | 76.7 °F | 4.97 in. |
| November | 40.4 °F | 65.0 °F | 4.45 in. |
| December | 33.1 °F | 55.9 °F | 4.85 in. |
| Annual | 50.7 °F | 74.5 °F | 52.69 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |