ZIP code · Cincinnati · Ohio · United States

ZIP code 45273 — Cincinnati

ZIP code 45273 serves Cincinnati, Ohio.

Postal code: 45273
Single source Value from one source, not cross-checked.
City: Cincinnati
County: Hamilton
State: Ohio
Country: United States
Coordinates: 39.1668, -84.5382 — precision precise (locality)
View on OpenStreetMap
USDA hardiness zone: 6b (-5 to 0 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone: America/New_York (UTC−5 / UTC−4 DST)
Area codes: 513, 283
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 45273 with another ZIP · ZIPs within 25 miles · distance from 45273

Climate — monthly normals

Warmest month Jul (avg high 85°F), coldest Jan (avg low 22°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	37	42	52	65	74	82	85	85	78	66	53	42
Avg low °F	22	25	33	43	53	62	65	64	57	45	35	27
Precip in	3.6	3.2	4.5	4.9	5.2	4.8	4.3	3.5	3.3	3.5	3.4	4.0

NOAA 1991–2020 climate normals from the nearest station: CHEVIOT (4.7 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