August weather in Basalt, ID
The average temperature in Basalt in August is 70.1°F (54.2°F–85.9°F). Average precipitation: 0.60 inches.
August is a summer month in Basalt, and is warmer than the annual average of 47.2°F. Daily temperatures swing about 31.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 13h 47m. For travel, August is a comfortable month to visit.
Avg High
85.9°F
Avg Low
54.2°F
Precipitation
0.60 in
Daylight
13h 47m
August records in Basalt
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1949) | 39.9°F (1995) | 0.48 in (1994) |
| August 2 | 99.0°F (1954) | 41.0°F (1912) | 0.60 in (1901) |
| August 3 | 100.9°F (1916) | 32.0°F (1906) | 0.32 in (1976) |
| August 4 | 100.9°F (1920) | 36.0°F (1910) | 0.38 in (1963) |
| August 5 | 98.1°F (1949) | 37.0°F (1912) | 0.57 in (1962) |
| August 6 | 98.1°F (1949) | 37.9°F (1910) | 1.00 in (1943) |
| August 7 | 100.0°F (2001) | 37.0°F (1996) | 1.67 in (2014) |
| August 8 | 99.0°F (2001) | 7.0°F (1912) | 0.51 in (1974) |
| August 9 | 99.0°F (2012) | 34.0°F (1995) | 0.49 in (2008) |
| August 10 | 99.0°F (1942) | 28.9°F (1985) | 0.27 in (1997) |
| August 11 | 102.9°F (1942) | 33.1°F (1907) | 0.85 in (1941) |
| August 12 | 98.1°F (2018) | 37.9°F (1907) | 0.80 in (1930) |
| August 13 | 99.0°F (1958) | 34.0°F (1918) | 0.40 in (1930) |
| August 14 | 104.0°F (1958) | 39.9°F (1912) | 1.24 in (1972) |
| August 15 | 100.0°F (2003) | 35.1°F (1925) | 0.21 in (1953) |
| August 16 | 99.0°F (1906) | 35.1°F (1899) | 0.78 in (1896) |
| August 17 | 97.0°F (1971) | 37.0°F (1910) | 0.74 in (1995) |
| August 18 | 98.1°F (2020) | 37.0°F (1899) | 0.65 in (1968) |
| August 19 | 98.1°F (2022) | 32.0°F (1907) | 0.55 in (1980) |
| August 20 | 99.0°F (2025) | 30.9°F (1907) | 0.65 in (1968) |
| August 21 | 96.1°F (1902) | 36.0°F (1907) | 0.46 in (1896) |
| August 22 | 97.0°F (1902) | 30.0°F (1899) | 0.69 in (1909) |
| August 23 | 97.0°F (1942) | 35.1°F (1899) | 0.69 in (1949) |
| August 24 | 98.1°F (1919) | 30.9°F (1992) | 0.55 in (2009) |
| August 25 | 97.0°F (1919) | 23.0°F (1910) | 0.85 in (1905) |
| August 26 | 97.0°F (1902) | 30.9°F (1992) | 0.47 in (2014) |
| August 27 | 97.0°F (1898) | 30.0°F (1992) | 0.70 in (2018) |
| August 28 | 96.1°F (1902) | 32.0°F (1909) | 0.68 in (1932) |
| August 29 | 99.0°F (1948) | 35.1°F (1928) | 0.40 in (1897) |
| August 30 | 99.0°F (1954) | 28.0°F (1910) | 0.58 in (1922) |
| August 31 | 96.1°F (1896) | 30.0°F (1908) | 0.30 in (1909) |