Columbia City weather by month
What a typical year looks like in Columbia City, Oregon: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Scappoose Industrial Airport, 15 km from Columbia City; records cover 1998–2026.
The year at a glance
- Precipitation a year
- 42.3 in1075 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 14
- First fall freeze
- Oct 31
- Heating degree days
- 4,691
- Cooling degree days
- 334
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 21°−6° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Columbia City in January
Highs average 47°8° and lows 34°1°, with 6.5 in166 mm of precipitation in a typical January.
- Record high
- 64°18° (2005)
- Record low
- 9°−13° (2017)
- Heating degree days
- 766
- Cooling degree days
- 0
Columbia City in February
Highs average 51°11° and lows 34°1°, with 4.6 in117 mm of precipitation in a typical February.
- Record high
- 68°20° (2022)
- Record low
- 14°−10° (2023)
- Heating degree days
- 624
- Cooling degree days
- 0
Columbia City in March
Highs average 56°13° and lows 37°3°, with 4.5 in115 mm of precipitation in a typical March.
- Record high
- 79°26° (2025)
- Record low
- 22°−6° (2019)
- Heating degree days
- 570
- Cooling degree days
- 0
Columbia City in April
Highs average 61°16° and lows 40°4°, with 3.1 in78 mm of precipitation in a typical April.
- Record high
- 89°32° (2016)
- Record low
- 27°−3° (2009)
- Heating degree days
- 437
- Cooling degree days
- 1
Columbia City in May
Highs average 68°20° and lows 46°8°, with 2.5 in63 mm of precipitation in a typical May.
- Record high
- 96°36° (2008)
- Record low
- 31°−1° (2012)
- Heating degree days
- 253
- Cooling degree days
- 11
Columbia City in June
Highs average 73°23° and lows 51°10°, with 1.4 in35 mm of precipitation in a typical June.
- Record high
- 116°47° (2021)
- Record low
- 37°3° (1999)
- Heating degree days
- 130
- Cooling degree days
- 35
Columbia City in July
Highs average 81°27° and lows 55°13°, with 0.48 in12 mm of precipitation in a typical July.
- Record high
- 107°42° (2009)
- Record low
- 43°6° (2011)
- Heating degree days
- 31
- Cooling degree days
- 116
Columbia City in August
Highs average 82°28° and lows 54°12°, with 0.52 in13 mm of precipitation in a typical August.
- Record high
- 108°42° (2021)
- Record low
- 42°6° (2010)
- Heating degree days
- 25
- Cooling degree days
- 124
Columbia City in September
Highs average 76°25° and lows 50°10°, with 1.6 in40 mm of precipitation in a typical September.
- Record high
- 99°37° (2017)
- Record low
- 33°1° (1999)
- Heating degree days
- 103
- Cooling degree days
- 45
Columbia City in OctoberThis month
Highs average 64°18° and lows 43°6°, with 3.6 in91 mm of precipitation in a typical October.
- Record high
- 90°32° (2022)
- Record low
- 19°−7° (2002)
- Heating degree days
- 368
- Cooling degree days
- 2
Columbia City in November
Highs average 53°11° and lows 37°3°, with 6.3 in159 mm of precipitation in a typical November.
- Record high
- 73°23° (2010)
- Record low
- 14°−10° (2010)
- Heating degree days
- 606
- Cooling degree days
- 0
Columbia City in December
Highs average 46°8° and lows 34°1°, with 7.3 in184 mm of precipitation in a typical December.
- Record high
- 64°18° (2007)
- Record low
- 5°−15° (2013)
- Heating degree days
- 778
- Cooling degree days
- 0