January in Richmond averages a daily high of 14.5°C with nights around 7.1°C. Expect roughly 10.4 wet days totalling 134.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Richmond is May–October.
Based on RICHMOND, CA US (3.2km), 1995–2024. 21 years of January data.