Saucier, Mississippi has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.8 °C (low) to 25.6 °C (high). Annual precipitation averages 1743.4 Millimeters. Saucier is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.5 °C | 16.6 °C | 153.42 mm |
| February | 6.1 °C | 18.4 °C | 120.9 mm |
| March | 9.7 °C | 21.9 °C | 141.22 mm |
| April | 13.1 °C | 25.4 °C | 146.3 mm |
| May | 17.5 °C | 29.2 °C | 145.8 mm |
| June | 21.2 °C | 32 °C | 174.24 mm |
| July | 22.4 °C | 32.9 °C | 197.1 mm |
| August | 22.2 °C | 32.9 °C | 166.12 mm |
| September | 20.1 °C | 31.1 °C | 148.08 mm |
| October | 14.2 °C | 27.1 °C | 96.01 mm |
| November | 8.4 °C | 21.5 °C | 113.28 mm |
| December | 5.6 °C | 17.6 °C | 140.97 mm |
| Annual | 13.8 °C | 25.6 °C | 1743.44 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |