August weather in Alton, UT
The average temperature in Alton in August is 66.6°F (50.1°F–83.1°F). Average precipitation: 1.87 inches.
August is a summer month in Alton, and is warmer than the annual average of 47.3°F. Daily temperatures swing about 33°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 27m. For travel, August is a comfortable month to visit.
Avg High
83.1°F
Avg Low
50.1°F
Precipitation
1.87 in
Daylight
13h 27m
August records in Alton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 95.0°F (2024) | 39.9°F (1998) | 1.49 in (2016) |
| August 2 | 91.9°F (2000) | 41.0°F (1941) | 1.16 in (1936) |
| August 3 | 93.0°F (1918) | 41.0°F (1956) | 1.60 in (2005) |
| August 4 | 93.9°F (1994) | 39.0°F (1976) | 0.65 in (1948) |
| August 5 | 91.9°F (1994) | 37.0°F (1976) | 1.18 in (1963) |
| August 6 | 93.0°F (1981) | 39.0°F (1976) | 0.84 in (1992) |
| August 7 | 93.9°F (1960) | 37.0°F (1976) | 0.83 in (2015) |
| August 8 | 93.9°F (1960) | 37.0°F (2009) | 1.05 in (1929) |
| August 9 | 91.9°F (1964) | 39.0°F (1976) | 0.75 in (1987) |
| August 10 | 91.9°F (2002) | 36.0°F (1916) | 1.68 in (1918) |
| August 11 | 93.0°F (1958) | 39.9°F (1932) | 1.08 in (2024) |
| August 12 | 95.0°F (2002) | 37.9°F (1949) | 1.80 in (1964) |
| August 13 | 93.9°F (2025) | 39.9°F (1949) | 0.62 in (1946) |
| August 14 | 93.9°F (1962) | 39.0°F (1925) | 0.54 in (1986) |
| August 15 | 93.0°F (1962) | 19.9°F (1986) | 0.60 in (1990) |
| August 16 | 93.9°F (2002) | 36.0°F (1976) | 0.63 in (2005) |
| August 17 | 95.0°F (2020) | 35.1°F (1918) | 0.67 in (2000) |
| August 18 | 97.0°F (2020) | 35.1°F (1916) | 1.43 in (2021) |
| August 19 | 95.0°F (2020) | 35.1°F (1916) | 1.35 in (2021) |
| August 20 | 93.9°F (2020) | 35.1°F (1966) | 1.28 in (1947) |
| August 21 | 95.0°F (2025) | 36.0°F (1916) | 1.20 in (2023) |
| August 22 | 93.0°F (2020) | 37.0°F (1941) | 0.77 in (1921) |
| August 23 | 91.9°F (2020) | 32.0°F (1968) | 1.11 in (2012) |
| August 24 | 91.0°F (2011) | 37.9°F (1941) | 0.99 in (1963) |
| August 25 | 91.0°F (2007) | 32.0°F (1989) | 1.04 in (1955) |
| August 26 | 91.0°F (2019) | 36.0°F (1990) | 0.78 in (2015) |
| August 27 | 91.0°F (2001) | 33.1°F (1992) | 1.45 in (1947) |
| August 28 | 90.0°F (2008) | 34.0°F (1942) | 1.30 in (1927) |
| August 29 | 90.0°F (1950) | 35.1°F (1942) | 2.05 in (1951) |
| August 30 | 91.0°F (1950) | 32.0°F (1942) | 0.94 in (2000) |
| August 31 | 91.0°F (1950) | 34.0°F (1942) | 1.34 in (1966) |