Valley Park, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.4 °C (low) to 24 °C (high). Annual precipitation averages 1486.7 Millimeters. Valley Park is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °C | 12.8 °C | 145.8 mm |
| February | 4 °C | 15.2 °C | 131.06 mm |
| March | 7.9 °C | 19.7 °C | 136.91 mm |
| April | 12.4 °C | 24.2 °C | 161.54 mm |
| May | 17.3 °C | 28.3 °C | 125.48 mm |
| June | 21.1 °C | 31.6 °C | 102.36 mm |
| July | 22.4 °C | 33 °C | 109.73 mm |
| August | 21.8 °C | 33.1 °C | 102.11 mm |
| September | 18.3 °C | 30.8 °C | 95.76 mm |
| October | 12.1 °C | 25.5 °C | 108.46 mm |
| November | 6.4 °C | 19.1 °C | 119.13 mm |
| December | 3.4 °C | 14.2 °C | 148.34 mm |
| Annual | 12.4 °C | 24 °C | 1486.68 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |