Wilsonville city, Oregon

Official LSAD Designation: Wilsonville city • Census GEOID: 4182800 • Clackamas County / Washington County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Wilsonville city.

Reference Weather Station: N WILLAMETTE EXP STN, OR US (ID: USC00356151) • Located 2.3 miles from community center • Elevation: 45.7 m

Month	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Precipitation (in)
January	47.2°	36.4°	41.8°	6.12"
February	51.6°	36.6°	44.1°	4.20"
March	55.7°	38.9°	47.3°	4.92"
April	60.2°	42.1°	51.2°	3.28"
May	67.7°	47.1°	57.4°	2.44"
June	73.7°	51.7°	62.7°	1.59"
July	81.7°	55.5°	68.6°	0.45"
August	82.2°	55.3°	68.7°	0.53"
September	76.2°	51.3°	63.8°	1.73"
October	63.5°	44.6°	54.0°	4.27"
November	52.4°	39.2°	45.8°	6.25"
December	47.0°	35.5°	41.3°	6.60"

2010–2025, completed calendar years only.

NOAA station AURORA STATE AP, OR US (ID: USW00094281) • 4.3 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00356151), which has no available annual mean history.

Show annual mean of daily highs and lows

Annual mean Annual mean of daily highs Annual mean of daily lows

Annual temperature data table (°F)

Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year	Annual mean (°F)	Annual mean of daily highs (°F)	Annual mean of daily lows (°F)
2010	54.2	63.0	45.3
2011	51.9	60.4	43.3
2012	53.2	62.6	43.9
2013	52.9	62.1	43.8
2014	55.2	64.6	45.7
2015	55.9	66.1	45.6
2016	55.1	64.4	45.8
2017	54.7	64.3	45.2
2018	55.7	65.7	45.6
2019	54.1	63.5	44.6
2020	55.1	64.7	45.5
2021	Unavailable	Unavailable	Unavailable
2022	54.4	64.2	44.7
2023	55.0	64.6	45.3
2024	55.0	64.5	45.5
2025	55.6	65.2	46.0

Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.