US Geography / US Weather / Texas Weather / Lewisville |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 54 | 58 | 67 | 75 | 82 | 88 | 94 | 94 | 87 | 78 | 66 | 56 |
| Avg. Low | 30 | 34 | 44 | 52 | 60 | 68 | 72 | 71 | 65 | 54 | 44 | 34 |
| Mean | 42 | 46 | 55 | 64 | 72 | 78 | 84 | 84 | 76 | 66 | 55 | 45 |
| Avg. Precip. | 1.7 in | 2.3 in | 2.7 in | 3.7 in | 4.7 in | 3.3 in | 2.3 in | 2.0 in | 3.8 in | 3.3 in | 2.3 in | 1.9 in |
Degrees in Fahrenheit
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