Marland, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.4 °C (low) to 21.8 °C (high). Annual precipitation averages 930.7 Millimeters. Marland 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 Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.4 °C | 8.7 °C | 29.46 mm |
| February | -2.6 °C | 11.1 °C | 36.32 mm |
| March | 2.4 °C | 16.6 °C | 68.33 mm |
| April | 7.5 °C | 21.8 °C | 100.84 mm |
| May | 13.6 °C | 26.2 °C | 127 mm |
| June | 19 °C | 31.3 °C | 126.24 mm |
| July | 21.3 °C | 34.1 °C | 98.3 mm |
| August | 20.4 °C | 33.8 °C | 88.39 mm |
| September | 15.8 °C | 29.6 °C | 81.53 mm |
| October | 8.8 °C | 23.1 °C | 83.82 mm |
| November | 2.3 °C | 16 °C | 49.28 mm |
| December | -2.9 °C | 9.6 °C | 41.15 mm |
| Annual | 8.4 °C | 21.8 °C | 930.66 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |