Historical Weather in Oceanside, CA
See 55+ years of weather history for any date in Oceanside going back to 1970.
Part of California weather history
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Today in Oceanside Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Oceanside, CA, based on 55+ years of weather data.
Warmest MonthAugustAvg High: 77°F / Low: 63°F
Coldest MonthFebruaryAvg High: 65°F / Low: 44°F
Jan
66°/ 43°
💧 9.1"
Feb
65°/ 44°
💧 9.0"
Mar
66°/ 47°
💧 7.1"
Apr
67°/ 50°
💧 5.5"
May
69°/ 55°
💧 3.0"
Jun
71°/ 59°
💧 2.0"
Jul
75°/ 62°
💧 2.4"
Aug
77°/ 63°
💧 4.8"
Sep
76°/ 60°
💧 3.5"
Oct
74°/ 54°
💧 7.4"
Nov
70°/ 47°
💧 5.9"
Dec
66°/ 42°
💧 7.5"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Oceanside Temperature Records
- Record High: The hottest temperature ever recorded in Oceanside, CA is 108°F, set on June 30, 1985.
- Record Low: The coldest temperature ever recorded in Oceanside, CA is 23°F, set on December 18, 2007.
- Data Coverage: Based on 28 years of data from NOAA weather station: OCEANSIDE MUNI AP.
All-Time Record High
108°F
June 30, 1985
All-Time Record Low
23°F
December 18, 2007
Monthly Temperature Records in Oceanside
| Month | Record High | Record Low |
|---|---|---|
| January | 94°F(2021) | 25°F(1987) |
| February | 91°F(2002) | 28°F(1974) |
| March | 96°F(1988) | 25°F(2007) |
| April | 101°F(1989) | 31°F(2008) |
| May | 101°F(2014) | 32°F(2003) |
| June | 108°F(1985) | 43°F(1975) |
| July | 107°F(1985) | 44°F(2004) |
| August | 106°F(1998) | 41°F(2004) |
| September | 107°F(1978) | 39°F(2007) |
| October | 107°F(2017) | 34°F(2009) |
| November | 100°F(1976) | 28°F(2010) |
| December | 90°F(1979) | 23°F(2007) |
Oceanside Snow RecordsSee the top 10 snowiest days ever recorded
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