May weather in Del Mar, CA
The average temperature in Del Mar in May is 64.3°F (56.6°F–71.9°F). Average precipitation: 0.28 inches.
May is a spring month in Del Mar, and is warmer than the annual average of 64.2°F. Daily temperatures swing about 15.3°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 13h 42m. For travel, May is one of the best months of the year to visit.
Avg High
71.9°F
Avg Low
56.6°F
Precipitation
0.28 in
Daylight
13h 42m
May records in Del Mar
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 109.0°F (1980) | 42.1°F (1967) | 0.63 in (1955) |
| May 2 | 97.0°F (2014) | 44.1°F (1967) | 0.29 in (1955) |
| May 3 | 93.0°F (2011) | 43.0°F (2023) | 1.05 in (1950) |
| May 4 | 88.0°F (1953) | 45.0°F (1951) | 0.19 in (1960) |
| May 5 | 91.9°F (1990) | 43.0°F (1950) | 0.19 in (1998) |
| May 6 | 100.9°F (1990) | 41.0°F (2024) | 0.42 in (2016) |
| May 7 | 89.1°F (2007) | 44.1°F (1975) | 1.08 in (2017) |
| May 8 | 93.0°F (2007) | 45.0°F (1950) | 1.53 in (1977) |
| May 9 | 93.0°F (1984) | 44.1°F (2003) | 0.33 in (1977) |
| May 10 | 91.0°F (2025) | 43.0°F (2003) | 0.12 in (1980) |
| May 11 | 88.0°F (1988) | 43.0°F (2022) | 0.80 in (1957) |
| May 12 | 96.1°F (1979) | 43.0°F (2010) | 0.65 in (1998) |
| May 13 | 100.9°F (1979) | 46.0°F (1967) | 0.23 in (1995) |
| May 14 | 98.1°F (2014) | 45.0°F (1998) | 0.35 in (1962) |
| May 15 | 100.9°F (2014) | 46.0°F (1998) | 1.04 in (2015) |
| May 16 | 98.1°F (2014) | 46.9°F (2011) | 0.04 in (1953) |
| May 17 | 93.9°F (2008) | 46.0°F (1962) | 0.16 in (2011) |
| May 18 | 93.0°F (2008) | 46.9°F (1994) | 0.28 in (2011) |
| May 19 | 90.0°F (2008) | 46.0°F (1974) | 0.21 in (1957) |
| May 20 | 90.0°F (2017) | 43.0°F (1974) | 0.15 in (1972) |
| May 21 | 88.0°F (2017) | 46.9°F (1948) | 0.14 in (1957) |
| May 22 | 88.0°F (1958) | 45.0°F (2002) | 0.12 in (1992) |
| May 23 | 84.0°F (2001) | 46.9°F (1975) | 0.24 in (2008) |
| May 24 | 81.0°F (1984) | 46.0°F (2010) | 0.45 in (1977) |
| May 25 | 82.0°F (1964) | 10.2°F (2023) | 0.07 in (1955) |
| May 26 | 84.9°F (1968) | 46.0°F (1998) | 0.11 in (1987) |
| May 27 | 84.9°F (1997) | 48.0°F (1953) | 0.14 in (1962) |
| May 28 | 93.0°F (1973) | 45.0°F (1980) | 0.51 in (1971) |
| May 29 | 96.1°F (1978) | 48.0°F (1971) | 0.12 in (2011) |
| May 30 | 81.0°F (1985) | 46.0°F (2011) | 0.05 in (1955) |
| May 31 | 82.9°F (1997) | 48.0°F (2011) | 0.01 in (1963) |