Washougal weather by month
What a typical year looks like in Washougal, Washington: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at PORTLAND TROUTDALE AP, 6 km from Washougal; records cover 1948–2026.
The year at a glance
- Precipitation a year
- 40.7 in1033 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 22
- First fall freeze
- Nov 7
- Heating degree days
- 4,153
- Cooling degree days
- 427
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 26°−3° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Washougal in January
Highs average 47°8° and lows 37°3°, with 5 in127 mm of precipitation in a typical January.
- Record high
- 67°19° (2005)
- Record low
- 3°−16° (1950)
- Heating degree days
- 713
- Cooling degree days
- 0
Washougal in February
Highs average 51°11° and lows 38°3°, with 3.7 in94 mm of precipitation in a typical February.
- Record high
- 66°19° (1948)
- Record low
- 3°−16° (1950)
- Heating degree days
- 578
- Cooling degree days
- 0
Washougal in March
Highs average 57°14° and lows 40°4°, with 4.4 in112 mm of precipitation in a typical March.
- Record high
- 78°26° (2025)
- Record low
- 22°−6° (1960)
- Heating degree days
- 516
- Cooling degree days
- 0
Washougal in April
Highs average 62°17° and lows 43°6°, with 3.6 in91 mm of precipitation in a typical April.
- Record high
- 88°31° (2016)
- Record low
- 27°−3° (2008)
- Heating degree days
- 379
- Cooling degree days
- 3
Washougal in May
Highs average 69°21° and lows 49°9°, with 2.9 in74 mm of precipitation in a typical May.
- Record high
- 96°36° (2001)
- Record low
- 31°−1° (1952)
- Heating degree days
- 208
- Cooling degree days
- 19
Washougal in June
Highs average 74°23° and lows 53°12°, with 2.1 in54 mm of precipitation in a typical June.
- Record high
- 116°47° (2021)
- Record low
- 37°3° (1949)
- Heating degree days
- 91
- Cooling degree days
- 46
Washougal in July
Highs average 82°28° and lows 57°14°, with 0.55 in14 mm of precipitation in a typical July.
- Record high
- 105°41° (2006)
- Record low
- 42°6° (1948)
- Heating degree days
- 14
- Cooling degree days
- 144
Washougal in August
Highs average 82°28° and lows 57°14°, with 0.63 in16 mm of precipitation in a typical August.
- Record high
- 110°43° (2023)
- Record low
- 41°5° (1951)
- Heating degree days
- 11
- Cooling degree days
- 154
Washougal in September
Highs average 76°25° and lows 52°11°, with 1.8 in44 mm of precipitation in a typical September.
- Record high
- 98°37° (2013)
- Record low
- 35°2° (1950)
- Heating degree days
- 75
- Cooling degree days
- 57
Washougal in OctoberThis month
Highs average 64°18° and lows 46°8°, with 4 in102 mm of precipitation in a typical October.
- Record high
- 88°31° (1952)
- Record low
- 24°−4° (1949)
- Heating degree days
- 306
- Cooling degree days
- 4
Washougal in November
Highs average 53°11° and lows 42°5°, with 5.8 in148 mm of precipitation in a typical November.
- Record high
- 71°22° (1999)
- Record low
- 15°−9° (2010)
- Heating degree days
- 537
- Cooling degree days
- 0
Washougal in December
Highs average 46°8° and lows 37°3°, with 6.2 in156 mm of precipitation in a typical December.
- Record high
- 69°21° (2023)
- Record low
- 6°−14° (1964)
- Heating degree days
- 725
- Cooling degree days
- 0