May weather in Manteca, CA
The average temperature in Manteca in May is 67.7°F (52.6°F–82.8°F). Average precipitation: 0.57 inches.
May is a spring month in Manteca, and is warmer than the annual average of 63°F. Daily temperatures swing about 30.2°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 14h 2m. For travel, May is a comfortable month to visit.
Avg High
82.8°F
Avg Low
52.6°F
Precipitation
0.57 in
Daylight
14h 2m
May records in Manteca
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 96.1°F (1996) | 41.0°F (1967) | 0.51 in (1977) |
| May 2 | 95.0°F (2004) | 39.0°F (1950) | 0.98 in (1998) |
| May 3 | 96.1°F (2004) | 37.9°F (1950) | 0.68 in (1956) |
| May 4 | 98.1°F (1990) | 37.9°F (1964) | 0.48 in (2024) |
| May 5 | 97.0°F (1987) | 39.9°F (1965) | 0.16 in (1983) |
| May 6 | 100.0°F (1987) | 39.0°F (1983) | 0.32 in (2016) |
| May 7 | 102.9°F (1987) | 39.9°F (2010) | 0.45 in (1988) |
| May 8 | 99.0°F (2001) | 43.0°F (1964) | 0.25 in (2005) |
| May 9 | 97.0°F (2001) | 37.9°F (1963) | 0.26 in (1954) |
| May 10 | 97.0°F (1987) | 37.0°F (2022) | 0.21 in (1963) |
| May 11 | 96.1°F (1987) | 36.0°F (2010) | 0.17 in (1963) |
| May 12 | 98.1°F (1996) | 42.1°F (1963) | 1.02 in (1998) |
| May 13 | 99.0°F (1972) | 45.0°F (1951) | 0.18 in (1968) |
| May 14 | 100.0°F (1972) | 42.1°F (1968) | 0.03 in (2011) |
| May 15 | 100.0°F (2008) | 42.1°F (1955) | 0.76 in (1996) |
| May 16 | 102.9°F (1970) | 41.0°F (1999) | 0.63 in (1996) |
| May 17 | 105.1°F (2009) | 39.9°F (1998) | 0.36 in (1994) |
| May 18 | 102.0°F (2008) | 39.0°F (1974) | 0.69 in (1994) |
| May 19 | 100.0°F (2001) | 41.0°F (1991) | 0.90 in (2019) |
| May 20 | 100.0°F (2001) | 45.0°F (1998) | 0.33 in (1957) |
| May 21 | 100.9°F (2000) | 44.1°F (1960) | 0.50 in (2006) |
| May 22 | 102.0°F (2000) | 39.0°F (1960) | 0.73 in (1958) |
| May 23 | 102.0°F (1982) | 44.1°F (1960) | 0.36 in (1990) |
| May 24 | 104.0°F (1982) | 41.0°F (1953) | 0.23 in (1993) |
| May 25 | 102.9°F (2022) | 44.1°F (1962) | 0.16 in (1993) |
| May 26 | 105.1°F (2020) | 43.0°F (1998) | 0.14 in (1962) |
| May 27 | 105.1°F (2020) | 43.0°F (1998) | 1.66 in (1990) |
| May 28 | 107.1°F (1984) | 42.1°F (2010) | 0.72 in (1998) |
| May 29 | 102.9°F (1973) | 44.1°F (1985) | 0.02 in (1998) |
| May 30 | 102.9°F (2025) | 44.1°F (2011) | 0.02 in (2020) |
| May 31 | 107.1°F (2001) | 44.1°F (2018) | 0.41 in (1993) |