Lahoma, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.2 °C (low) to 22.1 °C (high). Annual precipitation averages 799.3 Millimeters. Lahoma is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.4 °C | 8.8 °C | 21.59 mm |
| February | -2.7 °C | 11.1 °C | 31.24 mm |
| March | 2.1 °C | 16.6 °C | 56.39 mm |
| April | 6.8 °C | 21.6 °C | 77.72 mm |
| May | 13.1 °C | 26.8 °C | 105.41 mm |
| June | 18.7 °C | 32.5 °C | 111.76 mm |
| July | 21.1 °C | 35.4 °C | 83.31 mm |
| August | 20.2 °C | 34.4 °C | 97.28 mm |
| September | 15.8 °C | 30.2 °C | 63.25 mm |
| October | 8.7 °C | 23.1 °C | 76.45 mm |
| November | 2.1 °C | 15.7 °C | 40.89 mm |
| December | -3.2 °C | 9.4 °C | 34.04 mm |
| Annual | 8.2 °C | 22.1 °C | 799.33 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |