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Oceanside, CA Weather on May 25
May 25th in Oceanside, CA typically brings mild spring weather, with average highs around 68°F and lows near 56°F. Over 54 years of records, the warmest May 25th was in 1982 (69°F average), while the coldest was 1980 (54°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 6% of May 25th dates historically. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
What to Expect on May 25
Planning for May 25th in Oceanside, CA? Great weather for outdoor activities.
May 25 Weather Records for Oceanside
- •The all-time record high for May 25th in Oceanside, CA is 78°F, set in 1982.
- •The coldest May 25th on record dropped to 43°F in 2010.
Frequently Asked Questions
What was the warmest May 25 ever in Oceanside?
The warmest May 25 in Oceanside, CA reached 78°F in 1982. That is 10°F above the long-term average high of 68°F.
What was the coldest May 25 ever in Oceanside?
The coldest May 25 in Oceanside, CA dropped to 43°F in 2010. That is 13°F below the long-term average low of 56°F.
What is the average temperature on May 25 in Oceanside?
On May 25, Oceanside averages a high of 68°F and a low of 56°F based on 54 years of NOAA weather observations from OCEANSIDE MUNI AP.
How many years of weather data are available for May 25 in Oceanside?
We have 54 years of weather records for May 25 in Oceanside, CA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
May 25 Weather History in Oceanside
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 70°F | 55°F | 0" | -- |
| 2024 | 71°F | 55°F | 0" | -- |
| 2023 | 70°F | 59°F | 0" | -- |
| 2022 | 68°F | 50°F | 0" | -- |
| 2021 | 77°F | 49°F | 0" | -- |
| 2020 | 75°F | 57°F | 0" | -- |
| 2019 | 70°F | 46°F | 0" | -- |
| 2018 | 71°F | 53°F | 0" | -- |
| 2017 | 69°F | 60°F | 0" | -- |
| 2016 | 70°F | 50°F | 0" | -- |
| 2015 | 69°F | 58°F | 0" | -- |
| 2014 | 73°F | 59°F | 0" | -- |
| 2013 | 73°F | 55°F | 0" | -- |
| 2012 | 65°F | 54°F | 0.1" | -- |
| 2011 | 69°F | 49°F | 0" | -- |
| 2010 | 68°F | 43°F | 0" | -- |
| 2009 | 69°F | 55°F | 0" | -- |
| 2008 | 66°F | 48°F | 0" | -- |
| 2007 | 71°F | 63°F | 0" | -- |
| 2006 | 71°F | 53°F | 0.03" | -- |
| 2005 | 73°F | 60°F | 0" | -- |
| 2004 | 69°F | 58°F | 0" | -- |
| 2003 | 68°F | 59°F | 0" | -- |
| 2002 | 66°F | 55°F | 0" | -- |
| 2001 | 72°F | 61°F | 0" | -- |
| 2000 | 68°F | 61°F | 0.03" | -- |
| 1999 | 65°F | 59°F | 0" | -- |
| 1998 | 65°F | 60°F | 0" | -- |
| 1997 | 69°F | 62°F | 0" | -- |
| 1996 | 64°F | 51°F | 0" | -- |
| 1995 | 62°F | 55°F | 0" | -- |
| 1994 | 61°F | 57°F | 0" | -- |
| 1993 | 67°F | 56°F | 0" | -- |
| 1992 | 68°F | 61°F | 0" | -- |
| 1991 | 60°F | 54°F | 0" | -- |
| 1990 | 65°F | 51°F | 0" | -- |
| 1989 | 66°F | 50°F | 0" | -- |
| 1988 | 65°F | 56°F | 0" | -- |
| 1987 | 63°F | 59°F | 0" | -- |
| 1986 | 68°F | 55°F | 0" | -- |
| 1985 | 64°F | 63°F | 0" | -- |
| 1984 | 72°F | 61°F | 0" | -- |
| 1983 | 68°F | 60°F | 0" | -- |
| 1982 | 78°F | 60°F | -- | -- |
| 1981 | 68°F | 62°F | 0" | -- |
| 1980 | 63°F | 45°F | 0" | -- |
| 1979 | 66°F | 59°F | 0" | -- |
| 1977 | 64°F | 51°F | 0" | -- |
| 1976 | 71°F | 48°F | 0" | -- |
| 1975 | 68°F | 55°F | 0" | -- |
| 1974 | 73°F | 58°F | 0" | -- |
| 1973 | 71°F | 58°F | 0" | -- |
| 1972 | 68°F | 52°F | 0" | -- |
| 1971 | 67°F | 57°F | 0" | -- |
Based on 54 years of data from NOAA station: OCEANSIDE MUNI AP
Monthly Climate Averages
Historical temperature and precipitation averages for Oceanside, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.