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Carlsbad, CA Weather on May 15
May 15th in Carlsbad, CA typically brings mild spring weather, with average highs around 67°F and lows near 57°F. Over 55 years of records, the warmest May 15th was in 2014 (82°F average), while the coldest was 1975 (56°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 15th dates historically, with the wettest May 15th recording 1.09" 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 Carlsbad, CA? Great weather for outdoor activities.
May 15 Weather Records for Carlsbad
- •The all-time record high for May 15th in Carlsbad, CA is 97°F, set in 2014.
- •The coldest May 15th on record dropped to 44°F in 1975.
- •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 Carlsbad?
The warmest May 15 in Carlsbad, CA reached 97°F in 2014. That is 30°F above the long-term average high of 67°F.
What was the coldest May 15 ever in Carlsbad?
The coldest May 15 in Carlsbad, CA dropped to 44°F in 1975. That is 13°F below the long-term average low of 57°F.
What is the average temperature on May 15 in Carlsbad?
On May 15, Carlsbad averages a high of 67°F and a low of 57°F based on 55 years of NOAA weather observations from CARLSBAD MCCLELLAN PALOMAR AP.
How many years of weather data are available for May 15 in Carlsbad?
We have 55 years of weather records for May 15 in Carlsbad, 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 Carlsbad
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 65°F | 56°F | 0" | -- |
| 2024 | 60°F | 57°F | 0" | -- |
| 2023 | 64°F | 59°F | 0" | -- |
| 2022 | 71°F | 58°F | 0" | -- |
| 2021 | 65°F | 59°F | 0" | -- |
| 2020 | 71°F | 60°F | 0" | -- |
| 2019 | 66°F | 62°F | 0" | -- |
| 2018 | 66°F | 59°F | 0" | -- |
| 2017 | 61°F | 56°F | 0" | -- |
| 2016 | 68°F | 59°F | 0" | -- |
| 2015 | 65°F | 55°F | 1.09" | -- |
| 2014 | 97°F | 67°F | 0" | -- |
| 2013 | 68°F | 62°F | 0" | -- |
| 2012 | 68°F | 60°F | 0" | -- |
| 2011 | 65°F | 56°F | 0.08" | -- |
| 2010 | 64°F | 57°F | 0" | -- |
| 2009 | 67°F | 58°F | 0" | -- |
| 2008 | 71°F | 57°F | 0" | -- |
| 2007 | 62°F | 57°F | 0" | -- |
| 2006 | 68°F | 60°F | 0" | -- |
| 2005 | 72°F | 60°F | 0" | -- |
| 2004 | 78°F | 57°F | 0" | -- |
| 2003 | 64°F | 52°F | 0" | -- |
| 2002 | 64°F | 57°F | 0" | -- |
| 2001 | 67°F | 58°F | 0" | -- |
| 2000 | 67°F | 53°F | 0" | -- |
| 1999 | 63°F | 55°F | 0" | -- |
| 1998 | 66°F | 50°F | 0" | -- |
| 1997 | 69°F | 63°F | 0" | -- |
| 1996 | 69°F | 62°F | 0" | -- |
| 1995 | 63°F | 52°F | 0.05" | -- |
| 1994 | 63°F | 58°F | 0" | -- |
| 1993 | 66°F | 59°F | 0" | -- |
| 1992 | 68°F | 63°F | 0" | -- |
| 1991 | 63°F | 50°F | 0" | -- |
| 1990 | 64°F | 59°F | 0" | -- |
| 1989 | 62°F | 54°F | 0.91" | -- |
| 1988 | 64°F | 57°F | 0" | -- |
| 1987 | 64°F | 58°F | 0" | -- |
| 1986 | 63°F | 59°F | 0" | -- |
| 1985 | 63°F | 50°F | 0" | -- |
| 1984 | 73°F | 53°F | 0" | -- |
| 1983 | 69°F | 58°F | 0" | -- |
| 1982 | 78°F | 57°F | -- | -- |
| 1981 | 66°F | 60°F | 0" | -- |
| 1980 | 65°F | 56°F | 0" | -- |
| 1979 | 65°F | 54°F | 0" | -- |
| 1978 | 68°F | 52°F | 0" | -- |
| 1977 | 64°F | 55°F | 0" | -- |
| 1976 | 70°F | 58°F | 0" | -- |
| 1975 | 68°F | 44°F | 0" | -- |
| 1974 | 69°F | 57°F | 0" | -- |
| 1973 | 70°F | 57°F | 0" | -- |
| 1972 | 73°F | 58°F | 0" | -- |
| 1971 | 68°F | 54°F | 0" | -- |
Based on 55 years of data from NOAA station: CARLSBAD MCCLELLAN PALOMAR AP
Monthly Climate Averages
Historical temperature and precipitation averages for Carlsbad, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.