February in Rosemead averages a daily high of 21.1°C with nights around 7.7°C. Expect roughly 6.8 wet days totalling 114.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Rosemead is March–June.
Based on SAN GABRIEL FIRE DEPARTMENT, CA US (2.6km), 1995–2024. 19 years of February data.