Annual Weather Averages Near Downey
Averages are for Long Beach Airport, which is 14 kilometers from Downey.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Downey
High Temp: 29 °C
Low Temp: 8 °C
Mean Temp: 18 °C
Precipitation: 25.2 mm
Humidity: 65%
Dew Point: 11 °C
Wind: 7 mph
Pressure: 1015 mbar
Visibility: 14 km
January Climate & Weather Averages in Downey
High Temp: 20 °C
Low Temp: 8 °C
Mean Temp: 14 °C
Precipitation: 73.0 mm
Humidity: 64%
Dew Point: 7 °C
Wind: 6 mph
Pressure: 1019 mbar
Visibility: 14 km
February Climate & Weather Averages in Downey
High Temp: 19 °C
Low Temp: 9 °C
Mean Temp: 14 °C
Precipitation: 70.8 mm
Humidity: 67%
Dew Point: 7 °C
Wind: 7 mph
Pressure: 1018 mbar
Visibility: 14 km
March Climate & Weather Averages in Downey
High Temp: 20 °C
Low Temp: 11 °C
Mean Temp: 16 °C
Precipitation: 39.2 mm
Humidity: 67%
Dew Point: 9 °C
Wind: 8 mph
Pressure: 1017 mbar
Visibility: 15 km
April Climate & Weather Averages in Downey
High Temp: 22 °C
Low Temp: 12 °C
Mean Temp: 17 °C
Precipitation: 14.4 mm
Humidity: 64%
Dew Point: 10 °C
Wind: 9 mph
Pressure: 1015 mbar
Visibility: 15 km
May Climate & Weather Averages in Downey
High Temp: 23 °C
Low Temp: 15 °C
Mean Temp: 19 °C
Precipitation: 6.8 mm
Humidity: 67%
Dew Point: 12 °C
Wind: 9 mph
Pressure: 1014 mbar
Visibility: 15 km
June Climate & Weather Averages in Downey
High Temp: 25 °C
Low Temp: 16 °C
Mean Temp: 21 °C
Precipitation: 2.0 mm
Humidity: 68%
Dew Point: 14 °C
Wind: 9 mph
Pressure: 1013 mbar
Visibility: 15 km
July Climate & Weather Averages in Downey
High Temp: 28 °C
Low Temp: 18 °C
Mean Temp: 23 °C
Precipitation: 2.1 mm
Humidity: 67%
Dew Point: 16 °C
Wind: 8 mph
Pressure: 1013 mbar
Visibility: 15 km
August Climate & Weather Averages in Downey
High Temp: 29 °C
Low Temp: 19 °C
Mean Temp: 24 °C
Precipitation: 0.3 mm
Humidity: 66%
Dew Point: 16 °C
Wind: 8 mph
Pressure: 1012 mbar
Visibility: 15 km
September Climate & Weather Averages in Downey
High Temp: 28 °C
Low Temp: 18 °C
Mean Temp: 23 °C
Precipitation: 3.2 mm
Humidity: 65%
Dew Point: 15 °C
Wind: 7 mph
Pressure: 1012 mbar
Visibility: 14 km
October Climate & Weather Averages in Downey
High Temp: 25 °C
Low Temp: 15 °C
Mean Temp: 20 °C
Precipitation: 14.1 mm
Humidity: 65%
Dew Point: 13 °C
Wind: 6 mph
Pressure: 1014 mbar
Visibility: 14 km
November Climate & Weather Averages in Downey
High Temp: 22 °C
Low Temp: 11 °C
Mean Temp: 17 °C
Precipitation: 19.2 mm
Humidity: 62%
Dew Point: 8 °C
Wind: 5 mph
Pressure: 1017 mbar
Visibility: 13 km
December Climate & Weather Averages in Downey
High Temp: 19 °C
Low Temp: 8 °C
Mean Temp: 14 °C
Precipitation: 57.7 mm
Humidity: 63%
Dew Point: 6 °C
Wind: 5 mph
Pressure: 1018 mbar
Visibility: 14 km