May weather in San Augustine, TX
The average temperature in San Augustine in May is 72.5°F (60.9°F–84.0°F). Average precipitation: 4.30 inches.
May is a spring month in San Augustine, and is warmer than the annual average of 65.4°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 36m. For travel, May is a comfortable month to visit.
Avg High
84.0°F
Avg Low
60.9°F
Precipitation
4.30 in
Daylight
13h 36m
May records in San Augustine
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (2002) | 42.1°F (2005) | 4.50 in (1916) |
| May 2 | 90.0°F (2002) | 42.1°F (2005) | 2.40 in (2016) |
| May 3 | 91.9°F (2018) | 41.0°F (2013) | 1.09 in (1979) |
| May 4 | 90.0°F (2002) | 36.0°F (2013) | 2.75 in (1994) |
| May 5 | 91.0°F (1914) | 41.0°F (2013) | 2.00 in (1991) |
| May 6 | 91.9°F (1914) | 41.0°F (2013) | 1.10 in (2006) |
| May 7 | 91.0°F (1912) | 39.0°F (1917) | 1.01 in (1982) |
| May 8 | 91.0°F (1912) | 39.9°F (1917) | 5.81 in (1984) |
| May 9 | 91.0°F (2018) | 48.9°F (2018) | 4.50 in (2014) |
| May 10 | 95.0°F (2018) | 48.0°F (2018) | 4.30 in (2021) |
| May 11 | 93.0°F (2018) | 48.9°F (1915) | 2.10 in (2023) |
| May 12 | 93.0°F (2018) | 46.9°F (2008) | 2.00 in (1990) |
| May 13 | 91.0°F (2022) | 46.9°F (2008) | 3.91 in (2024) |
| May 14 | 93.9°F (1915) | 45.0°F (1917) | 2.50 in (2016) |
| May 15 | 95.0°F (2018) | 35.1°F (2014) | 1.65 in (2008) |
| May 16 | 93.9°F (2018) | 37.0°F (2014) | 3.23 in (1989) |
| May 17 | 93.9°F (2018) | 35.1°F (2014) | 4.92 in (1989) |
| May 18 | 93.9°F (2018) | 39.9°F (2014) | 2.20 in (1916) |
| May 19 | 95.0°F (2018) | 41.0°F (2014) | 3.50 in (2019) |
| May 20 | 95.0°F (2018) | 46.9°F (2002) | 3.30 in (1983) |
| May 21 | 95.0°F (2018) | 51.1°F (2002) | 2.40 in (1916) |
| May 22 | 93.0°F (1915) | 50.0°F (2001) | 2.28 in (1910) |
| May 23 | 95.0°F (2005) | 48.9°F (2001) | 0.95 in (1910) |
| May 24 | 95.0°F (2018) | 48.9°F (2001) | 1.00 in (2020) |
| May 25 | 96.1°F (2018) | 50.0°F (1913) | 1.23 in (2020) |
| May 26 | 95.0°F (1912) | 51.1°F (1913) | 2.12 in (1992) |
| May 27 | 93.9°F (1911) | 54.0°F (2003) | 2.00 in (2016) |
| May 28 | 93.9°F (1911) | 52.0°F (2018) | 2.00 in (1990) |
| May 29 | 96.1°F (2005) | 53.1°F (1917) | 1.81 in (2021) |
| May 30 | 98.1°F (1911) | 57.0°F (2009) | 1.62 in (1915) |
| May 31 | 97.0°F (1911) | 59.0°F (2009) | 3.14 in (1986) |