Joaquin, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.9 °F (low) to 77.1 °F (high). Annual precipitation averages 54.1 Inches. Joaquin 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 | 35.9 °F | 58.2 °F | 5.08 in. |
| February | 39.2 °F | 62.6 °F | 4.65 in. |
| March | 45.8 °F | 69.9 °F | 5.35 in. |
| April | 52.8 °F | 77.0 °F | 4.93 in. |
| May | 62.1 °F | 84.0 °F | 4.56 in. |
| June | 69.2 °F | 90.4 °F | 4.42 in. |
| July | 71.9 °F | 93.7 °F | 3.45 in. |
| August | 71.0 °F | 94.3 °F | 3.46 in. |
| September | 64.8 °F | 88.9 °F | 3.58 in. |
| October | 53.1 °F | 79.1 °F | 4.71 in. |
| November | 43.6 °F | 67.7 °F | 4.46 in. |
| December | 37.5 °F | 59.6 °F | 5.41 in. |
| Annual | 53.9 °F | 77.1 °F | 54.06 in. |
| 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 : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |