In July, Corvallis typically sees daytime highs of 26.7°C and overnight lows around 9.6°C. Compared to the annual average high of 16.5°C, July runs +10.1°C.
July in Corvallis averages a daytime high of 26.7°C and an overnight low of 9.6°C.
July runs +10.1°C compared to Corvallis's annual average high of 16.5°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 26.7°C and cooler evenings around 9.6°C.