Walla Walla Weather in April

The climate in Walla Walla during April can be summarized as mild and reasonably dry.

April is in the spring in Walla Walla and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 5°C (41°F) is normal.

On average April is the 6th driest month of the year in Walla Walla with around 36mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Walla Walla in April 2024.