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Downey in September

Average high

30.8°C

Average low

16.7°C

Rainfall

—

— wet days

Comfort score

out of 100

September in Downey averages a daily high of 30.8°C with nights around 16.7°C. Comfortable conditions for being outdoors all day.

Across the year, the best time to visit Downey is October–June.

Based on WHITTIER HILLS CALIFORNIA, CA US (12.3km), 1995–2024. 23 years of September data.