Nicoma Park, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.8 °C (low) to 22 °C (high). Annual precipitation averages 903 Millimeters. Nicoma Park 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.6 °C | 9.7 °C | 34.04 mm |
| February | -0.6 °C | 12 °C | 40.89 mm |
| March | 4.1 °C | 17.1 °C | 68.83 mm |
| April | 8.9 °C | 21.8 °C | 90.93 mm |
| May | 14.9 °C | 26 °C | 126.75 mm |
| June | 19.8 °C | 30.6 °C | 114.05 mm |
| July | 22.2 °C | 33.8 °C | 85.09 mm |
| August | 21.3 °C | 33.4 °C | 79.25 mm |
| September | 16.8 °C | 29.2 °C | 90.42 mm |
| October | 10.2 °C | 23.1 °C | 79.25 mm |
| November | 3.8 °C | 16.2 °C | 48.26 mm |
| December | -1.1 °C | 10.7 °C | 45.21 mm |
| Annual | 9.8 °C | 22 °C | 902.97 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |