ZIP code · Logan · Utah · United States

ZIP code 84323 — Logan

ZIP code 84323 serves Logan, Utah.

Postal code: 84323
Single source Value from one source, not cross-checked.
City: Logan
County: Cache
State: Utah
Country: United States
Coordinates: 41.7355, -111.8344 — 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/Denver (UTC−7 / UTC−6 DST)
Area code: 435
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 84323 with another ZIP · ZIPs within 25 miles · distance from 84323

Climate — monthly normals

Warmest month Jul (avg high 89°F), coldest Jan (avg low 14°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	32	37	50	59	69	79	89	88	78	63	47	34
Avg low °F	14	17	27	34	42	48	55	53	44	33	24	16
Precip in	1.7	1.4	1.7	1.9	2.0	1.1	0.5	0.6	1.3	1.6	1.3	1.4

NOAA 1991–2020 climate normals from the nearest station: LOGAN RADIO KVNU (1.1 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