Gould, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.9 °C (low) to 24.2 °C (high). Annual precipitation averages 651 Millimeters. Gould is located in USDA Plant Hardiness Zone 7b. 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 | -3.4 °C | 12.1 °C | 19.56 mm |
| February | -1.5 °C | 14 °C | 26.16 mm |
| March | 3.1 °C | 19.3 °C | 39.88 mm |
| April | 7.7 °C | 24.1 °C | 63.25 mm |
| May | 13.8 °C | 28.8 °C | 94.49 mm |
| June | 19.2 °C | 33.8 °C | 90.17 mm |
| July | 21.2 °C | 36.1 °C | 60.71 mm |
| August | 20.7 °C | 35.7 °C | 71.63 mm |
| September | 16.3 °C | 31.2 °C | 65.02 mm |
| October | 9.3 °C | 24.9 °C | 60.45 mm |
| November | 2.7 °C | 18 °C | 33.78 mm |
| December | -2.5 °C | 12.3 °C | 25.91 mm |
| Annual | 8.9 °C | 24.2 °C | 651.01 mm |
| 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 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |