August weather in Three Rivers, TX
The average temperature in Three Rivers in August is 85.3°F (74.1°F–96.6°F). Average precipitation: 1.69 inches.
August is a summer month in Three Rivers, and is warmer than the annual average of 70.5°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 13h 1m. For travel, August is hot.
Avg High
96.6°F
Avg Low
74.1°F
Precipitation
1.69 in
Daylight
13h 1m
August records in Three Rivers
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 105.1°F (2025) | 69.1°F (1984) | 0.27 in (1997) |
| August 2 | 106.0°F (1986) | 69.1°F (1984) | 0.89 in (1997) |
| August 3 | 107.1°F (2025) | 70.0°F (1994) | 0.74 in (1990) |
| August 4 | 106.0°F (1996) | 71.1°F (1994) | 0.28 in (2002) |
| August 5 | 105.1°F (1996) | 71.1°F (1995) | 0.40 in (2021) |
| August 6 | 105.1°F (1996) | 71.1°F (1994) | 1.08 in (1998) |
| August 7 | 104.0°F (1985) | 72.0°F (1990) | 0.03 in (1998) |
| August 8 | 105.1°F (2023) | 72.0°F (1989) | 0.36 in (1991) |
| August 9 | 105.1°F (2023) | 70.0°F (1989) | 0.46 in (1984) |
| August 10 | 106.0°F (2023) | 66.9°F (1989) | 0.17 in (1990) |
| August 11 | 106.0°F (2023) | 68.0°F (1989) | 0.15 in (2010) |
| August 12 | 105.1°F (1996) | 66.9°F (1989) | 1.01 in (2004) |
| August 13 | 105.1°F (1996) | 64.0°F (2004) | 1.32 in (2014) |
| August 14 | 107.1°F (2025) | 64.9°F (2004) | 0.71 in (2016) |
| August 15 | 106.0°F (2025) | 66.9°F (2004) | 2.00 in (2016) |
| August 16 | 102.9°F (1987) | 64.9°F (2004) | 0.85 in (2022) |
| August 17 | 105.1°F (2001) | 64.9°F (2004) | 2.24 in (1998) |
| August 18 | 105.1°F (1997) | 63.0°F (1992) | 0.56 in (2008) |
| August 19 | 106.0°F (2025) | 66.0°F (1992) | 1.29 in (2008) |
| August 20 | 107.1°F (1986) | 68.0°F (1992) | 0.60 in (1996) |
| August 21 | 105.1°F (1997) | 68.0°F (1992) | 2.76 in (2016) |
| August 22 | 108.0°F (2024) | 64.0°F (1993) | 0.74 in (1992) |
| August 23 | 105.1°F (2024) | 69.1°F (1986) | 3.35 in (1998) |
| August 24 | 104.0°F (2010) | 68.0°F (1992) | 3.02 in (1999) |
| August 25 | 104.0°F (1993) | 70.0°F (1987) | 1.30 in (2022) |
| August 26 | 104.0°F (1989) | 71.1°F (1991) | 2.16 in (2017) |
| August 27 | 102.9°F (1985) | 69.1°F (1997) | 2.06 in (2013) |
| August 28 | 102.9°F (1990) | 66.9°F (2015) | 0.29 in (1990) |
| August 29 | 107.1°F (2011) | 66.0°F (1992) | 1.03 in (2001) |
| August 30 | 108.0°F (2025) | 66.0°F (1992) | 0.96 in (2007) |
| August 31 | 105.1°F (2025) | 68.0°F (1992) | 2.00 in (2001) |