Morse, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 14.9 °C (low) to 25.4 °C (high). Annual precipitation averages 1583.7 Millimeters. Morse is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 5.6 °C | 15.9 °C | 156.21 mm |
| February | 7.5 °C | 18.1 °C | 110.74 mm |
| March | 10.9 °C | 21.8 °C | 91.95 mm |
| April | 14.8 °C | 25.3 °C | 125.48 mm |
| May | 19.3 °C | 29.1 °C | 135.13 mm |
| June | 22.6 °C | 31.9 °C | 161.29 mm |
| July | 23.4 °C | 32.8 °C | 145.8 mm |
| August | 23.1 °C | 33.1 °C | 151.64 mm |
| September | 20.7 °C | 31.2 °C | 137.41 mm |
| October | 15.1 °C | 27.1 °C | 122.17 mm |
| November | 9.7 °C | 21.3 °C | 126.24 mm |
| December | 6.6 °C | 17.2 °C | 119.63 mm |
| Annual | 14.9 °C | 25.4 °C | 1583.69 mm |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |