Walla Walla weather in April 2025
Expect 16°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Walla Walla in April. Check more long-term weather averages for Walla Walla in April before you book your next holiday to Washington State in 2025/2026.
- 1616°C max day temperature
- 7 hours of sunshine per day
- 99 days with some rainfall
- 44°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 4343 mm of monthly rainfall
- 55 (Moderate) UV index
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