Normangee, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.5 °F (low) to 78.6 °F (high). Annual precipitation averages 44.2 Inches. Normangee is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.4 °F | 60.1 °F | 3.76 in. |
| February | 42.2 °F | 64.1 °F | 3.22 in. |
| March | 48.4 °F | 71.1 °F | 3.63 in. |
| April | 55.5 °F | 78.2 °F | 3.35 in. |
| May | 64.3 °F | 84.9 °F | 4.75 in. |
| June | 71.0 °F | 91.3 °F | 3.96 in. |
| July | 73.5 °F | 94.7 °F | 2.52 in. |
| August | 72.8 °F | 95.8 °F | 3.02 in. |
| September | 67.3 °F | 90.0 °F | 3.7 in. |
| October | 57.0 °F | 81.0 °F | 4.34 in. |
| November | 47.3 °F | 69.8 °F | 3.85 in. |
| December | 40.2 °F | 61.7 °F | 4.06 in. |
| Annual | 56.5 °F | 78.6 °F | 44.16 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |