Historical Weather in Downey, CA
See 55+ years of weather history for any date in Downey going back to 1970.
Part of California weather history
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Today in Downey Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Downey, CA, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 87°F / Low: 64°F
Coldest MonthDecemberAvg High: 68°F / Low: 47°F
Jan
68°/ 48°
💧 13.4"
Feb
69°/ 49°
💧 13.9"
Mar
70°/ 51°
💧 10.6"
Apr
74°/ 53°
💧 6.2"
May
76°/ 57°
💧 4.9"
Jun
80°/ 60°
💧 2.8"
Jul
85°/ 64°
💧 1.8"
Aug
87°/ 64°
💧 5.9"
Sep
85°/ 63°
💧 6.8"
Oct
80°/ 59°
💧 5.3"
Nov
74°/ 52°
💧 9.2"
Dec
68°/ 47°
💧 11.1"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Downey Temperature Records
- Record High: The hottest temperature ever recorded in Downey, CA is 116°F, set on July 6, 2018.
- Record Low: The coldest temperature ever recorded in Downey, CA is 28°F, set on December 22, 1990.
- Data Coverage: Based on 28 years of data from NOAA weather station: WHITTIER HILLS CALIFORNIA.
All-Time Record High
116°F
July 6, 2018
All-Time Record Low
28°F
December 22, 1990
Monthly Temperature Records in Downey
| Month | Record High | Record Low |
|---|---|---|
| January | 95°F(1971) | 28°F(2007) |
| February | 95°F(1995) | 34°F(2011) |
| March | 98°F(2015) | 35°F(1971) |
| April | 106°F(1989) | 38°F(2011) |
| May | 104°F(2004) | 45°F(2011) |
| June | 112°F(1990) | 47°F(1999) |
| July | 116°F(2018) | 52°F(2010) |
| August | 109°F(2020) | 52°F(2010) |
| September | 114°F(2010) | 51°F(2010) |
| October | 109°F(1991) | 39°F(1972) |
| November | 102°F(2010) | 34°F(2010) |
| December | 91°F(1979) | 28°F(1990) |
Downey Snow RecordsSee the top 10 snowiest days ever recorded
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