Beaumont and Port Arthur are subtropical coastal cities and their winters are mild. Indeed, snowfall is extremely rare. The summers are humid and hot, but not as intense as those of some of Texas's other subtropical cities and the ocean is within easy reach.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||
| Avg. High | 61 | 65 | 72 | 78 | 84 | 89 | 92 | 92 | 88 | 80 | 71 | 64 | |
| Avg. Low | 43 | 46 | 52 | 59 | 66 | 72 | 74 | 73 | 69 | 60 | 51 | 45 | |
| Precipitation | 5.7 | 3.4 | 3.8 | 3.8 | 5.8 | 6.6 | 5.2 | 4.9 | 6.1 | 4.7 | 4.8 | 5.3 | |
