March in Yakima averages a daily high of 13.6°C with nights around -0.9°C. Expect roughly 6.6 wet days totalling 16mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Yakima is May–June.
Based on YAKIMA AIRPORT, WA US (4.8km), 1995–2024. 30 years of March data.