August weather in Alta, UT
The average temperature in Alta in August is 60.2°F (49.1°F–71.3°F). Average precipitation: 2.07 inches.
August is a summer month in Alta, and is warmer than the annual average of 39.1°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 37m. For travel, August is a comfortable month to visit.
Avg High
71.3°F
Avg Low
49.1°F
Precipitation
2.07 in
Daylight
13h 37m
August records in Alta
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 84.0°F (2000) | 36.0°F (1975) | 2.00 in (2011) |
| August 2 | 82.0°F (2020) | 37.0°F (1975) | 1.04 in (2021) |
| August 3 | 80.1°F (2020) | 39.9°F (1975) | 2.11 in (2019) |
| August 4 | 82.0°F (1994) | 36.0°F (1980) | 1.15 in (1947) |
| August 5 | 82.9°F (1979) | 37.9°F (1980) | 1.73 in (1991) |
| August 6 | 82.9°F (1979) | 42.1°F (1976) | 1.02 in (1971) |
| August 7 | 80.1°F (1983) | 37.9°F (2009) | 0.65 in (2016) |
| August 8 | 82.9°F (2012) | 35.1°F (2007) | 0.64 in (2017) |
| August 9 | 81.0°F (1990) | 33.1°F (2009) | 0.89 in (1947) |
| August 10 | 80.1°F (2018) | 33.1°F (2008) | 1.00 in (1952) |
| August 11 | 84.0°F (1906) | 37.0°F (1974) | 0.93 in (2012) |
| August 12 | 80.1°F (1996) | 37.9°F (1985) | 0.95 in (2024) |
| August 13 | 81.0°F (1996) | 41.0°F (1985) | 1.22 in (1979) |
| August 14 | 79.0°F (2000) | 39.9°F (2010) | 0.92 in (2014) |
| August 15 | 80.1°F (1906) | 35.1°F (2009) | 2.30 in (2011) |
| August 16 | 81.0°F (1906) | 33.1°F (2008) | 1.49 in (1983) |
| August 17 | 82.0°F (1906) | 37.0°F (1976) | 0.63 in (2024) |
| August 18 | 82.0°F (2020) | 35.1°F (2011) | 1.73 in (2021) |
| August 19 | 80.1°F (2020) | 33.1°F (2021) | 0.83 in (1945) |
| August 20 | 81.0°F (2025) | 30.9°F (1980) | 0.98 in (1999) |
| August 21 | 79.0°F (1976) | 30.9°F (1999) | 1.41 in (2001) |
| August 22 | 81.0°F (2009) | 39.9°F (1974) | 1.96 in (2013) |
| August 23 | 77.0°F (2011) | 33.1°F (2014) | 0.55 in (2018) |
| August 24 | 80.1°F (1988) | 33.1°F (1989) | 0.48 in (1987) |
| August 25 | 80.1°F (1945) | 32.0°F (1989) | 0.58 in (1998) |
| August 26 | 81.0°F (1985) | 28.9°F (1992) | 0.79 in (1980) |
| August 27 | 79.0°F (1985) | 30.0°F (2004) | 1.20 in (2014) |
| August 28 | 79.0°F (1945) | 34.0°F (1976) | 0.67 in (2011) |
| August 29 | 81.0°F (1976) | 36.0°F (2018) | 0.93 in (1971) |
| August 30 | 79.0°F (1976) | 33.1°F (2010) | 0.58 in (1999) |
| August 31 | 81.0°F (1945) | 32.0°F (2005) | 1.16 in (2000) |