August weather in Tucson, AZ
The average temperature in Tucson in August is 86.9°F (75.2°F–98.6°F). Average precipitation: 1.98 inches.
August is a summer month in Tucson, and is warmer than the annual average of 70.6°F. Daily temperatures swing about 23.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 11m. For travel, August is hot.
Avg High
98.6°F
Avg Low
75.2°F
Precipitation
1.98 in
Daylight
13h 11m
August records in Tucson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 111.9°F (1993) | 66.9°F (1950) | 2.05 in (1964) |
| August 2 | 109.0°F (1994) | 66.0°F (1965) | 1.30 in (1987) |
| August 3 | 109.9°F (1994) | 63.0°F (1955) | 2.28 in (1955) |
| August 4 | 109.0°F (1994) | 66.9°F (1962) | 0.65 in (1948) |
| August 5 | 109.9°F (2023) | 66.0°F (1976) | 0.80 in (2002) |
| August 6 | 111.0°F (2025) | 68.0°F (1955) | 1.88 in (1955) |
| August 7 | 111.9°F (2025) | 66.0°F (1963) | 1.07 in (1983) |
| August 8 | 108.0°F (2012) | 66.9°F (1949) | 1.30 in (1949) |
| August 9 | 108.0°F (1995) | 66.9°F (1949) | 1.15 in (1991) |
| August 10 | 109.9°F (2003) | 68.0°F (1949) | 1.23 in (1955) |
| August 11 | 108.0°F (1993) | 66.9°F (1949) | 2.07 in (1995) |
| August 12 | 109.0°F (2012) | 66.0°F (1965) | 1.38 in (1966) |
| August 13 | 111.0°F (2020) | 66.0°F (1949) | 1.81 in (1993) |
| August 14 | 111.0°F (2020) | 64.9°F (2005) | 2.15 in (2021) |
| August 15 | 109.9°F (2015) | 64.0°F (1968) | 1.10 in (1979) |
| August 16 | 109.9°F (2020) | 64.0°F (1972) | 0.86 in (2006) |
| August 17 | 109.0°F (2020) | 66.0°F (1949) | 1.27 in (1955) |
| August 18 | 108.0°F (2020) | 63.0°F (1979) | 0.84 in (2023) |
| August 19 | 111.0°F (2020) | 66.0°F (1968) | 0.53 in (1995) |
| August 20 | 109.0°F (2019) | 66.0°F (1968) | 0.78 in (2020) |
| August 21 | 109.9°F (2019) | 64.9°F (1983) | 0.79 in (2023) |
| August 22 | 105.1°F (1986) | 64.9°F (1979) | 2.48 in (1961) |
| August 23 | 107.1°F (1985) | 63.0°F (1968) | 2.29 in (2005) |
| August 24 | 108.0°F (1985) | 64.0°F (1992) | 1.21 in (2010) |
| August 25 | 107.1°F (2020) | 64.9°F (1982) | 0.80 in (1984) |
| August 26 | 108.0°F (2011) | 64.9°F (1987) | 0.72 in (1964) |
| August 27 | 108.0°F (2011) | 64.0°F (1954) | 0.97 in (1999) |
| August 28 | 109.0°F (2023) | 66.0°F (1954) | 0.81 in (1969) |
| August 29 | 108.0°F (2023) | 61.0°F (1956) | 0.46 in (1946) |
| August 30 | 107.1°F (2011) | 63.0°F (1992) | 1.10 in (1955) |
| August 31 | 108.0°F (1950) | 63.0°F (1951) | 1.66 in (1957) |