May weather in Irvine, CA
The average temperature in Irvine in May is 65.6°F (54.6°F–76.6°F). Average precipitation: 0.32 inches.
May is a spring month in Irvine, and is warmer than the annual average of 64.9°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 13h 45m. For travel, May is one of the best months of the year to visit.
Avg High
76.6°F
Avg Low
54.6°F
Precipitation
0.32 in
Daylight
13h 45m
May records in Irvine
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (1929) | 37.9°F (1975) | 0.90 in (1955) |
| May 2 | 97.0°F (1947) | 37.9°F (1933) | 0.47 in (1915) |
| May 3 | 98.1°F (1970) | 37.9°F (1955) | 0.54 in (2003) |
| May 4 | 100.0°F (1928) | 37.9°F (1975) | 0.46 in (1930) |
| May 5 | 96.1°F (1991) | 37.0°F (1920) | 1.03 in (1930) |
| May 6 | 93.9°F (1990) | 34.0°F (1975) | 0.64 in (1921) |
| May 7 | 91.0°F (1941) | 35.1°F (1975) | 0.14 in (1994) |
| May 8 | 93.0°F (1923) | 37.0°F (1950) | 0.49 in (1905) |
| May 9 | 98.1°F (1923) | 37.0°F (1950) | 1.82 in (1977) |
| May 10 | 102.9°F (1934) | 35.1°F (1922) | 0.51 in (1933) |
| May 11 | 97.0°F (1929) | 37.0°F (1922) | 0.31 in (1947) |
| May 12 | 100.9°F (1979) | 41.0°F (1918) | 0.40 in (1998) |
| May 13 | 102.0°F (1927) | 41.0°F (1918) | 0.58 in (1998) |
| May 14 | 93.9°F (1978) | 41.0°F (1958) | 0.73 in (1998) |
| May 15 | 100.0°F (1967) | 42.1°F (1957) | 0.50 in (1995) |
| May 16 | 100.0°F (1967) | 39.0°F (1946) | 0.11 in (2000) |
| May 17 | 93.0°F (1956) | 39.9°F (1962) | 0.07 in (1950) |
| May 18 | 93.9°F (1955) | 41.0°F (1933) | 0.11 in (1994) |
| May 19 | 93.9°F (1942) | 37.9°F (1917) | 0.31 in (1957) |
| May 20 | 105.1°F (1942) | 37.9°F (1948) | 0.10 in (2002) |
| May 21 | 93.9°F (1941) | 37.9°F (1927) | 0.54 in (1920) |
| May 22 | 88.0°F (1930) | 37.9°F (1927) | 1.00 in (1921) |
| May 23 | 99.0°F (1932) | 39.0°F (1939) | 0.15 in (1921) |
| May 24 | 93.9°F (1927) | 42.1°F (1939) | 0.21 in (1977) |
| May 25 | 93.9°F (1939) | 39.0°F (1953) | 0.47 in (1931) |
| May 26 | 93.9°F (1968) | 39.0°F (1916) | 0.33 in (1937) |
| May 27 | 99.0°F (1915) | 39.0°F (1917) | 0.09 in (1906) |
| May 28 | 99.0°F (1997) | 37.9°F (1927) | 0.56 in (1990) |
| May 29 | 100.0°F (1973) | 39.9°F (1953) | 0.67 in (1918) |
| May 30 | 100.0°F (1978) | 37.9°F (1923) | 0.05 in (1937) |
| May 31 | 89.1°F (1997) | 37.9°F (1923) | 0.04 in (1971) |