Indiahoma, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50 °F (low) to 74.4 °F (high). Annual precipitation averages 30.4 Inches. Indiahoma 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 | 28.1 °F | 52.4 °F | 1.11 in. |
| February | 31.4 °F | 56.1 °F | 1.35 in. |
| March | 40.0 °F | 65.3 °F | 2.23 in. |
| April | 48.0 °F | 73.7 °F | 2.94 in. |
| May | 58.7 °F | 82.3 °F | 4.34 in. |
| June | 67.8 °F | 91.0 °F | 3.88 in. |
| July | 71.7 °F | 96.1 °F | 2.55 in. |
| August | 70.8 °F | 95.5 °F | 2.8 in. |
| September | 62.8 °F | 87.2 °F | 2.96 in. |
| October | 50.8 °F | 76.2 °F | 2.98 in. |
| November | 39.3 °F | 63.6 °F | 1.68 in. |
| December | 30.0 °F | 53.4 °F | 1.55 in. |
| Annual | 50 °F | 74.4 °F | 30.37 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 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |