ZIP code · Jackson · Michigan · United States
ZIP code 49204 — Jackson
ZIP code 49204 serves Jackson, Michigan.
- Postal code
- 49204Single source Value from one source, not cross-checked.
- City
- Jackson
- County
- Jackson
- State
- Michigan
- Country
- United States
- Coordinates
- 42.2459, -84.4013 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Detroit (UTC−5 / UTC−4 DST)
- Area code
- 517Telephone 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 49204 with another ZIP · ZIPs within 25 miles · distance from 49204
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 18°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 35 | 45 | 59 | 70 | 79 | 83 | 80 | 74 | 61 | 48 | 36 |
| Avg low °F | 18 | 19 | 27 | 37 | 48 | 57 | 61 | 59 | 52 | 41 | 32 | 24 |
| Precip in | 1.7 | 1.5 | 1.9 | 2.9 | 3.4 | 3.6 | 3.4 | 3.8 | 3.0 | 2.9 | 2.3 | 1.8 |
NOAA 1991–2020 climate normals from the nearest station: JACKSON REYNOLDS FLD (3.7 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