ZIP code · Tisch Mills · Wisconsin · United States

ZIP code 54240 — Tisch Mills

ZIP code 54240 serves Tisch Mills, Wisconsin.

Postal code: 54240
Single source Value from one source, not cross-checked.
City: Tisch Mills
County: Manitowoc
State: Wisconsin
Country: United States
Coordinates: 44.3272, -87.6237 — precision precise (locality)
View on OpenStreetMap
USDA hardiness zone: 5b (-15 to -10 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone: America/Chicago (UTC−6 / UTC−5 DST)
Area codes: 920, 274
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 54240 with another ZIP · ZIPs within 25 miles · distance from 54240

Climate — monthly normals

Warmest month Jul (avg high 80°F), coldest Jan (avg low 10°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	25	28	39	52	66	75	80	78	71	57	43	31
Avg low °F	10	12	22	33	44	54	59	58	51	39	28	17
Precip in	1.3	1.0	1.5	3.0	3.2	3.9	3.2	3.5	3.0	2.7	2.1	1.6

NOAA 1991–2020 climate normals from the nearest station: DENMARK WWTP (9.4 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