ZIP code · Westminster · Colorado · United States

ZIP code 80035 — Westminster

ZIP code 80035 serves Westminster, Colorado.

Postal code: 80035
Single source Value from one source, not cross-checked.
City: Westminster
County: Adams
State: Colorado
Country: United States
Coordinates: 39.8367, -105.0372 — 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 codes: 303, 720, 983 (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 80035 with another ZIP · ZIPs within 25 miles · distance from 80035

Climate — monthly normals

Warmest month Jul (avg high 91°F), coldest Jan (avg low 19°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	48	50	58	64	72	85	91	89	82	67	56	48
Avg low °F	19	20	28	35	44	53	59	57	49	37	27	19
Precip in	0.5	0.5	1.2	1.9	2.4	1.5	1.7	1.3	1.2	1.1	0.7	0.5

NOAA 1991–2020 climate normals from the nearest station: NORTHGLENN (4.5 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