May weather in Castroville, TX
The average temperature in Castroville in May is °F (°F–°F). Average precipitation: 3.96 inches.
May is a spring month in Castroville, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 13h 28m.
Avg High
°F
Avg Low
°F
Precipitation
3.96 in
Daylight
13h 28m
May records in Castroville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | — | — | 2.06 in (1994) |
| May 2 | — | — | 1.35 in (1959) |
| May 3 | — | — | 8.19 in (1958) |
| May 4 | — | — | 2.82 in (1969) |
| May 5 | — | — | 5.70 in (1993) |
| May 6 | — | — | 3.00 in (1972) |
| May 7 | — | — | 4.50 in (1951) |
| May 8 | — | — | 1.73 in (1995) |
| May 9 | — | — | 1.68 in (1935) |
| May 10 | — | — | 1.95 in (1972) |
| May 11 | — | — | 3.35 in (1950) |
| May 12 | — | — | 1.80 in (2014) |
| May 13 | — | — | 3.26 in (1930) |
| May 14 | — | — | 8.25 in (2010) |
| May 15 | — | — | 3.00 in (1951) |
| May 16 | — | — | 2.44 in (1985) |
| May 17 | — | — | 3.00 in (1969) |
| May 18 | — | — | 2.92 in (1935) |
| May 19 | — | — | 4.75 in (1966) |
| May 20 | — | — | 1.52 in (1963) |
| May 21 | — | — | 1.53 in (2015) |
| May 22 | — | — | 1.54 in (1990) |
| May 23 | — | — | 2.50 in (2015) |
| May 24 | — | — | 2.65 in (1981) |
| May 25 | — | — | 2.47 in (2014) |
| May 26 | — | — | 1.80 in (2014) |
| May 27 | — | — | 3.80 in (1992) |
| May 28 | — | — | 1.96 in (1957) |
| May 29 | — | — | 3.63 in (1987) |
| May 30 | — | — | 1.74 in (1981) |
| May 31 | — | — | 2.65 in (1986) |