March in Yamatokōriyama averages a daily high of 14.6°C. Expect roughly 11.5 wet days totalling 106mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Yamatokōriyama is April–June.
Based on NARA, JA (11.9km), 1995–2024. 26 years of March data.