US Geography / US Weather / Texas Weather / Port Arthur |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 60 | 64 | 71 | 78 | 84 | 88 | 91 | 91 | 87 | 80 | 71 | 64 |
| Avg. Low | 41 | 44 | 51 | 58 | 66 | 72 | 74 | 74 | 68 | 58 | 51 | 44 |
| Mean | 51 | 54 | 61 | 68 | 75 | 81 | 84 | 84 | 78 | 70 | 61 | 54 |
| Avg. Precip. | 4.8 in | 3.4 in | 3.3 in | 3.5 in | 5.7 in | 5.6 in | 5.4 in | 5.3 in | 6.3 in | 4.3 in | 4.9 in | 4.8 in |
Degrees in Fahrenheit
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