December in Kashihara-shi averages a daily high of 11.6°C. Expect roughly 7.9 wet days totalling 60.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Kashihara-shi is April–June.
Based on NARA, JA (21.6km), 1995–2024. 25 years of December data.