In April, Rosemead typically sees daytime highs of 21.6°C and overnight lows around 8.7°C. Compared to the annual average high of 23.8°C, April runs -2.2°C.
April in Rosemead averages a daytime high of 21.6°C and an overnight low of 8.7°C.
April runs -2.2°C compared to Rosemead's annual average high of 23.8°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 21.6°C and cooler evenings around 8.7°C.