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Oakland, CA Weather on May 15
May 15th in Oakland, CA typically brings mild spring weather, with average highs around 69°F and lows near 52°F. Over 55 years of records, the warmest May 15th was in 2008 (82°F average), while the coldest was 2011 (53°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 11% of May 15th dates historically, with the wettest May 15th recording 1.42" of rain. Temperatures on this date have remained relatively stable over the past several decades.
What to Expect on May 15
Planning for May 15th in Oakland, CA? Great weather for outdoor activities.
May 15 Weather Records for Oakland
- •The all-time record high for May 15th in Oakland, CA is 98°F, set in 2008.
- •The coldest May 15th on record dropped to 42°F in 1974.
- •Temperatures have reached 90°F or higher on May 15th in 1 of the last 55 years.
Frequently Asked Questions
What was the warmest May 15 ever in Oakland?
The warmest May 15 in Oakland, CA reached 98°F in 2008. That is 29°F above the long-term average high of 69°F.
What was the coldest May 15 ever in Oakland?
The coldest May 15 in Oakland, CA dropped to 42°F in 1974. That is 10°F below the long-term average low of 52°F.
What is the average temperature on May 15 in Oakland?
On May 15, Oakland averages a high of 69°F and a low of 52°F based on 55 years of NOAA weather observations from UPPER SAN LEANDRO FILTERS.
How many years of weather data are available for May 15 in Oakland?
We have 55 years of weather records for May 15 in Oakland, 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 15 Weather History in Oakland
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 71°F | 53°F | 0" | -- |
| 2024 | 66°F | 53°F | 0" | -- |
| 2023 | 68°F | 55°F | 0" | -- |
| 2022 | 70°F | 53°F | 0" | -- |
| 2021 | 59°F | 50°F | 0" | -- |
| 2020 | 69°F | 55°F | 0" | -- |
| 2019 | 65°F | 54°F | 1.42" | -- |
| 2018 | 64°F | 55°F | 0" | -- |
| 2017 | 66°F | 53°F | 0" | -- |
| 2016 | 73°F | 56°F | 0" | -- |
| 2015 | 63°F | 52°F | 0" | -- |
| 2014 | 87°F | 60°F | 0" | -- |
| 2013 | 66°F | 52°F | 0" | -- |
| 2012 | 63°F | 51°F | 0" | -- |
| 2011 | 61°F | 46°F | 0.1" | -- |
| 2010 | 63°F | 50°F | 0" | -- |
| 2009 | 71°F | 54°F | 0" | -- |
| 2008 | 98°F | 66°F | 0" | -- |
| 2007 | 59°F | 50°F | 0" | -- |
| 2006 | 69°F | 56°F | 0" | -- |
| 2005 | 71°F | 59°F | 0" | -- |
| 2004 | 70°F | 52°F | 0" | -- |
| 2003 | 64°F | 52°F | 0" | -- |
| 2002 | 67°F | 51°F | 0" | -- |
| 2001 | 72°F | 57°F | 0" | -- |
| 2000 | 63°F | 54°F | 0.84" | -- |
| 1999 | 63°F | 48°F | 0" | -- |
| 1998 | 65°F | 53°F | 0" | -- |
| 1997 | 81°F | 61°F | 0" | -- |
| 1996 | 63°F | 57°F | -- | -- |
| 1995 | 65°F | 52°F | 0.74" | -- |
| 1994 | 62°F | 56°F | 0.05" | -- |
| 1993 | 71°F | 55°F | 0" | -- |
| 1992 | 65°F | 57°F | 0" | -- |
| 1991 | 70°F | 52°F | 0" | -- |
| 1990 | 68°F | 53°F | 0" | -- |
| 1989 | 68°F | 50°F | 0" | -- |
| 1988 | 76°F | 51°F | 0" | -- |
| 1987 | 87°F | 58°F | 0" | -- |
| 1986 | 73°F | 48°F | 0" | -- |
| 1985 | 78°F | 50°F | 0" | -- |
| 1984 | 65°F | 46°F | 0" | -- |
| 1983 | 71°F | 50°F | 0" | -- |
| 1982 | 67°F | 49°F | 0" | -- |
| 1981 | 63°F | 52°F | 0" | -- |
| 1980 | 64°F | 49°F | 0" | -- |
| 1979 | 76°F | 50°F | 0" | -- |
| 1978 | 70°F | 55°F | 0.08" | -- |
| 1977 | 66°F | 46°F | 0" | -- |
| 1976 | 70°F | 48°F | 0" | -- |
| 1975 | 59°F | 48°F | 0" | -- |
| 1974 | 68°F | 42°F | 0" | -- |
| 1973 | 72°F | 56°F | 0" | -- |
| 1972 | 83°F | 49°F | 0" | -- |
| 1971 | 73°F | 46°F | 0" | -- |
Based on 55 years of data from NOAA station: UPPER SAN LEANDRO FILTERS
Monthly Climate Averages
Historical temperature and precipitation averages for Oakland, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.