ZIP code · Forest Grove · Pennsylvania · United States

ZIP code 18922 — Forest Grove

ZIP code 18922 serves Forest Grove, Pennsylvania.

Postal code: 18922
Single source Value from one source, not cross-checked.
City: Forest Grove
County: Bucks
State: Pennsylvania
Country: United States
Coordinates: 40.2923, -75.0591 — 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: 267, 215, 445 (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 18922 with another ZIP · ZIPs within 25 miles · distance from 18922

Climate — monthly normals

Warmest month Jul (avg high 86°F), coldest Jan (avg low 23°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	39	42	50	63	72	81	86	84	77	65	54	44
Avg low °F	23	25	31	41	51	60	65	63	57	45	36	28
Precip in	3.2	2.5	3.9	3.9	4.3	4.2	5.5	4.9	4.3	3.8	3.4	4.0

NOAA 1991–2020 climate normals from the nearest station: DOYLESTOWN AP (4.2 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