Historical weather data, all-time temperature records, and monthly climate averages for Washougal, WA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Washougal lands right in that classic Pacific Northwest spring zone — expect a high around 60° and a low near 40°, with roughly a coin-flip's chance of rain at 43%. The date has seen some wild swings historically, from a balmy 79° back in 1990 to a teeth-chattering 29° in 1975. Snow is essentially off the table.
Washougal doesn't mess around at the extremes — it's hit 110° as recently as June 2021, and bottomed out at 0° in February 1989, a 110-degree spread that tells you this isn't a mild coastal town. A single October day in 1994 dumped 4.5 inches of rain, and a January 1980 snowstorm buried the area under 20 inches.
Summer is the clear sweet spot, with late July averaging highs of 84° and staying dry — ideal if you're planning a visit. The cool season runs roughly December through February, with highs in the mid-40s and the wettest stretch hitting in late November at over 1.6 inches per week. Spring and fall are mild but reliably damp.