ZIP code · Aiken · Texas · United States
ZIP code 79221 — Aiken
ZIP code 79221 serves Aiken, Texas.
- Postal code
- 79221Single source Value from one source, not cross-checked.
- City
- Aiken
- County
- Floyd
- State
- Texas
- Country
- United States
- Coordinates
- 34.1423, -101.5257 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 7b (5 to 10 °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
- 806 (from the nearest rate centre)Telephone 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 79221 with another ZIP · ZIPs within 25 miles · distance from 79221
Climate — monthly normals
Warmest month Jul (avg high 92°F), coldest Jan (avg low 26°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 52 | 57 | 65 | 73 | 82 | 90 | 92 | 91 | 84 | 74 | 62 | 53 |
| Avg low °F | 26 | 29 | 36 | 44 | 55 | 64 | 68 | 66 | 59 | 47 | 35 | 28 |
| Precip in | 0.7 | 0.6 | 1.3 | 1.5 | 2.9 | 2.7 | 2.4 | 2.1 | 2.0 | 1.6 | 0.8 | 0.7 |
NOAA 1991–2020 climate normals from the nearest station: PLAINVIEW (10.6 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