August weather in Afton, WY
The average temperature in Afton in August is 61.0°F (42.6°F–79.3°F). Average precipitation: 1.11 inches.
August is a summer month in Afton, and is warmer than the annual average of 38.5°F. Daily temperatures swing about 36.7°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 45m. For travel, August is a comfortable month to visit.
Avg High
79.3°F
Avg Low
42.6°F
Precipitation
1.11 in
Daylight
13h 45m
August records in Afton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (2000) | 34.0°F (1975) | 0.59 in (1976) |
| August 2 | 95.0°F (2000) | 32.0°F (1975) | 0.57 in (2007) |
| August 3 | 91.0°F (1961) | 34.0°F (1957) | 1.60 in (1967) |
| August 4 | 93.0°F (1961) | 30.9°F (1980) | 0.67 in (2023) |
| August 5 | 91.0°F (1994) | 32.0°F (1980) | 0.30 in (1972) |
| August 6 | 89.1°F (1983) | 30.0°F (2015) | 0.76 in (2022) |
| August 7 | 93.9°F (1990) | 33.1°F (1996) | 1.09 in (2022) |
| August 8 | 95.0°F (1990) | 28.9°F (1976) | 1.30 in (2008) |
| August 9 | 93.9°F (1965) | 28.0°F (1974) | 2.06 in (2008) |
| August 10 | 95.0°F (1990) | 27.0°F (2015) | 0.50 in (1997) |
| August 11 | 91.9°F (2018) | 32.0°F (1962) | 0.20 in (1993) |
| August 12 | 91.9°F (1992) | 32.0°F (1985) | 0.53 in (1972) |
| August 13 | 93.9°F (1992) | 30.9°F (1966) | 0.63 in (1978) |
| August 14 | 93.9°F (1992) | 28.0°F (1959) | 1.41 in (1987) |
| August 15 | 91.9°F (2003) | 24.1°F (1974) | 0.74 in (1980) |
| August 16 | 95.0°F (1967) | 28.0°F (1968) | 0.65 in (1960) |
| August 17 | 93.9°F (1967) | 28.9°F (1987) | 0.67 in (1992) |
| August 18 | 91.0°F (2020) | 30.0°F (1974) | 1.20 in (2023) |
| August 19 | 90.0°F (1961) | 27.0°F (1978) | 0.90 in (1965) |
| August 20 | 91.0°F (2001) | 27.0°F (1974) | 0.57 in (1990) |
| August 21 | 90.0°F (2009) | 21.0°F (1974) | 0.43 in (2014) |
| August 22 | 90.0°F (2009) | 24.1°F (1974) | 1.01 in (1968) |
| August 23 | 89.1°F (1988) | 26.1°F (1962) | 0.77 in (2014) |
| August 24 | 90.0°F (1967) | 25.0°F (1962) | 1.25 in (1997) |
| August 25 | 91.0°F (1985) | 25.0°F (1992) | 0.59 in (1977) |
| August 26 | 91.9°F (1988) | 23.0°F (1992) | 0.91 in (1977) |
| August 27 | 90.0°F (2001) | 27.0°F (1992) | 0.75 in (2025) |
| August 28 | 89.1°F (1995) | 25.0°F (1960) | 0.90 in (2025) |
| August 29 | 89.1°F (1990) | 26.1°F (1960) | 0.62 in (1971) |
| August 30 | 90.0°F (1990) | 23.0°F (1962) | 0.50 in (1982) |
| August 31 | 89.1°F (1974) | 24.1°F (1962) | 1.20 in (1999) |