August weather in Rio Vista, TX
The average temperature in Rio Vista in August is 83.7°F (72.2°F–95.3°F). Average precipitation: 2.83 inches.
August is a summer month in Rio Vista, and is warmer than the annual average of 65°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 13h 11m. For travel, August is hot.
Avg High
95.3°F
Avg Low
72.2°F
Precipitation
2.83 in
Daylight
13h 11m
August records in Rio Vista
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 108.0°F (1923) | 60.1°F (1936) | 0.86 in (1990) |
| August 2 | 108.0°F (1930) | 60.1°F (1925) | 2.25 in (1962) |
| August 3 | 109.0°F (2011) | 62.1°F (1965) | 1.22 in (1979) |
| August 4 | 111.9°F (1929) | 57.9°F (1915) | 1.78 in (1993) |
| August 5 | 111.0°F (1964) | 62.1°F (1973) | 2.70 in (1920) |
| August 6 | 109.0°F (1951) | 62.1°F (1973) | 0.76 in (1941) |
| August 7 | 108.0°F (1953) | 62.1°F (1990) | 2.81 in (1997) |
| August 8 | 109.0°F (1953) | 61.0°F (1922) | 1.08 in (1924) |
| August 9 | 108.0°F (1936) | 59.0°F (1989) | 2.00 in (1996) |
| August 10 | 111.9°F (1936) | 60.1°F (1989) | 3.05 in (2018) |
| August 11 | 111.9°F (1936) | 63.0°F (1959) | 2.75 in (2018) |
| August 12 | 111.9°F (1936) | 60.1°F (1931) | 1.44 in (1991) |
| August 13 | 109.9°F (1930) | 57.0°F (1967) | 3.30 in (2025) |
| August 14 | 107.1°F (1930) | 57.9°F (1967) | 2.59 in (1991) |
| August 15 | 109.0°F (1951) | 62.1°F (1955) | 1.54 in (2008) |
| August 16 | 111.9°F (1943) | 57.0°F (1992) | 0.60 in (1940) |
| August 17 | 109.9°F (1951) | 61.0°F (1992) | 2.90 in (1958) |
| August 18 | 108.0°F (2023) | 62.1°F (1927) | 2.63 in (1915) |
| August 19 | 109.9°F (1930) | 62.1°F (1940) | 4.00 in (1953) |
| August 20 | 109.9°F (1984) | 57.0°F (1940) | 3.85 in (2004) |
| August 21 | 108.0°F (1948) | 59.0°F (1940) | 3.17 in (1919) |
| August 22 | 111.0°F (1980) | 57.9°F (1956) | 1.64 in (1941) |
| August 23 | 109.9°F (1980) | 57.9°F (1956) | 1.90 in (1990) |
| August 24 | 108.0°F (1980) | 57.9°F (1961) | 1.02 in (1965) |
| August 25 | 106.0°F (1921) | 60.1°F (1961) | 1.37 in (2017) |
| August 26 | 107.1°F (1922) | 55.0°F (1926) | 5.90 in (1974) |
| August 27 | 108.0°F (2023) | 61.0°F (1961) | 2.84 in (1946) |
| August 28 | 106.0°F (1929) | 53.1°F (1992) | 1.88 in (1982) |
| August 29 | 107.1°F (1943) | 57.0°F (1992) | 2.10 in (1946) |
| August 30 | 108.0°F (1927) | 60.1°F (1917) | 3.03 in (1996) |
| August 31 | 108.0°F (1927) | 51.1°F (1915) | 3.23 in (1956) |