ZIP code · Greenwich · Connecticut · United States

ZIP code 06836 — Greenwich

ZIP code 06836 serves Greenwich, Connecticut.

Postal code: 06836
Single source Value from one source, not cross-checked.
City: Greenwich
County: Western Connecticut
State: Connecticut
Country: United States
Coordinates: 41.0265, -73.6285 — precision precise (locality)
View on OpenStreetMap
USDA hardiness zone: 7a (0 to 5 °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: 203, 475
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 06836 with another ZIP · ZIPs within 25 miles · distance from 06836

Climate — monthly normals

Warmest month Jul (avg high 83°F), coldest Jan (avg low 22°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	37	40	48	59	69	78	83	81	74	63	52	42
Avg low °F	22	24	31	40	50	59	65	64	57	46	36	28
Precip in	3.2	2.5	4.1	4.2	3.9	4.3	4.1	4.4	4.9	4.3	3.6	4.2

NOAA 1991–2020 climate normals from the nearest station: WESTCHESTER CO AP (5.0 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