Ocean Springs, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 61.2 °F (low) to 76.3 °F (high). Annual precipitation averages 68.3 Inches. Ocean Springs is located in USDA Plant Hardiness Zone 9a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 43.6 °F | 60.1 °F | 6.27 in. |
| February | 46.8 °F | 63.0 °F | 4.28 in. |
| March | 53.0 °F | 69.2 °F | 5.45 in. |
| April | 60.4 °F | 75.4 °F | 5.56 in. |
| May | 68.8 °F | 82.5 °F | 5.28 in. |
| June | 74.5 °F | 87.7 °F | 7.02 in. |
| July | 76.2 °F | 89.5 °F | 8.02 in. |
| August | 76.2 °F | 89.8 °F | 7.36 in. |
| September | 72.4 °F | 86.8 °F | 5.73 in. |
| October | 63.6 °F | 79.3 °F | 4.11 in. |
| November | 53.0 °F | 69.4 °F | 4.07 in. |
| December | 46.1 °F | 62.3 °F | 5.12 in. |
| Annual | 61.2 °F | 76.3 °F | 68.27 in. |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |