August weather in Grandfalls, TX
The average temperature in Grandfalls in August is 82.8°F (67.9°F–97.7°F). Average precipitation: 1.80 inches.
August is a summer month in Grandfalls, and is warmer than the annual average of 65°F. Daily temperatures swing about 29.8°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 13h 9m. For travel, August is hot.
Avg High
97.7°F
Avg Low
67.9°F
Precipitation
1.80 in
Daylight
13h 9m
August records in Grandfalls
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 106.0°F (1972) | 62.1°F (1941) | 2.68 in (1971) |
| August 2 | 108.0°F (2003) | 62.1°F (1989) | 1.45 in (2007) |
| August 3 | 107.1°F (1980) | 60.1°F (1971) | 1.02 in (1998) |
| August 4 | 108.0°F (2003) | 59.0°F (1971) | 0.66 in (1978) |
| August 5 | 109.9°F (1980) | 57.9°F (1975) | 0.75 in (1990) |
| August 6 | 107.1°F (2011) | 59.0°F (1975) | 0.74 in (1946) |
| August 7 | 107.1°F (2011) | 61.0°F (1971) | 2.82 in (1989) |
| August 8 | 109.0°F (2003) | 59.0°F (1989) | 1.36 in (1981) |
| August 9 | 111.9°F (2003) | 57.9°F (1989) | 1.85 in (1928) |
| August 10 | 109.9°F (2011) | 44.1°F (2012) | 1.65 in (1928) |
| August 11 | 109.0°F (2011) | 62.1°F (1989) | 2.00 in (1928) |
| August 12 | 107.1°F (2012) | 61.0°F (1979) | 2.44 in (1974) |
| August 13 | 108.0°F (2002) | 62.1°F (1976) | 0.84 in (1940) |
| August 14 | 106.0°F (1946) | 57.9°F (1967) | 2.31 in (1971) |
| August 15 | 109.9°F (2002) | 57.9°F (1967) | 0.77 in (1971) |
| August 16 | 107.1°F (1969) | 61.0°F (1972) | 1.15 in (1965) |
| August 17 | 109.9°F (1969) | 61.0°F (1972) | 1.20 in (1960) |
| August 18 | 109.9°F (1969) | 60.1°F (1967) | 1.30 in (1944) |
| August 19 | 108.0°F (1969) | 60.1°F (1967) | 1.65 in (1997) |
| August 20 | 109.0°F (1977) | 55.9°F (1940) | 0.60 in (1915) |
| August 21 | 109.0°F (1986) | 54.0°F (1940) | 0.48 in (1954) |
| August 22 | 105.1°F (1984) | 57.0°F (1981) | 0.61 in (1965) |
| August 23 | 106.0°F (1985) | 59.0°F (1981) | 1.60 in (1928) |
| August 24 | 109.9°F (1977) | 55.9°F (1946) | 1.81 in (2010) |
| August 25 | 106.0°F (2002) | 55.0°F (1946) | 0.77 in (1942) |
| August 26 | 107.1°F (2002) | 48.0°F (1975) | 1.10 in (1928) |
| August 27 | 111.0°F (2002) | 57.9°F (1970) | 1.86 in (1972) |
| August 28 | 107.1°F (2002) | 57.0°F (1992) | 0.55 in (1986) |
| August 29 | 109.0°F (2011) | 57.9°F (1970) | 1.68 in (1986) |
| August 30 | 109.0°F (2011) | 41.0°F (2012) | 2.59 in (2003) |
| August 31 | 102.0°F (1964) | 50.0°F (2012) | 2.50 in (1942) |