ZIP code · Beaumont · Texas · United States
ZIP code 77720 — Beaumont
ZIP code 77720 serves Beaumont, Texas.
- Postal code
- 77720Single source Value from one source, not cross-checked.
- City
- Beaumont
- County
- Jefferson
- State
- Texas
- Country
- United States
- Coordinates
- 30.0860, -94.1018 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 409Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 77720 with another ZIP · ZIPs within 25 miles · distance from 77720
Climate — monthly normals
Warmest month Aug (avg high 93°F), coldest Jan (avg low 43°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 63 | 66 | 72 | 78 | 85 | 90 | 92 | 93 | 89 | 82 | 71 | 64 |
| Avg low °F | 43 | 47 | 54 | 59 | 68 | 74 | 76 | 75 | 70 | 61 | 51 | 45 |
| Precip in | 5.4 | 3.7 | 3.7 | 3.9 | 5.2 | 7.0 | 6.5 | 7.2 | 7.4 | 5.4 | 4.4 | 5.3 |
NOAA 1991–2020 climate normals from the nearest station: BEAUMONT CITY (0.7 mi) · NOAA NCEI
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page