August weather in Cascade, MT
The average temperature in Cascade in August is 67.4°F (49.9°F–85.0°F). Average precipitation: 1.17 inches. Average snowfall is 0.2 inches.
August is a summer month in Cascade, and is warmer than the annual average of 47°F. Daily temperatures swing about 35.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 14h 3m. For travel, August is a comfortable month to visit.
Avg High
85.0°F
Avg Low
49.9°F
Precipitation
1.17 in
Snow
0.2 in
August records in Cascade
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 102.0°F (1908) | 37.0°F (1917) | 1.83 in (1905) |
| August 2 | 100.0°F (1961) | 34.0°F (1929) | 1.01 in (1972) |
| August 3 | 100.9°F (1961) | 36.0°F (1978) | 0.85 in (1919) |
| August 4 | 102.0°F (1961) | 36.0°F (1982) | 0.57 in (1950) |
| August 5 | 106.0°F (1961) | 37.0°F (1917) | 0.58 in (1999) |
| August 6 | 100.9°F (1949) | 37.0°F (1964) | 0.75 in (1987) |
| August 7 | 100.0°F (1970) | 35.1°F (1924) | 1.72 in (2009) |
| August 8 | 99.0°F (1971) | 37.0°F (1939) | 0.93 in (1923) |
| August 9 | 102.9°F (1940) | 34.0°F (1917) | 0.69 in (1938) |
| August 10 | 102.9°F (1984) | 35.1°F (1939) | 1.37 in (1907) |
| August 11 | 100.9°F (1996) | 36.0°F (1924) | 0.84 in (1985) |
| August 12 | 109.0°F (1940) | 33.1°F (1987) | 0.39 in (1999) |
| August 13 | 100.9°F (2003) | 35.1°F (1912) | 0.98 in (2010) |
| August 14 | 102.0°F (2015) | 35.1°F (1995) | 0.77 in (1968) |
| August 15 | 100.9°F (1990) | 37.0°F (2002) | 1.19 in (1968) |
| August 16 | 99.0°F (2013) | 37.0°F (1910) | 0.67 in (1985) |
| August 17 | 98.1°F (1919) | 32.0°F (1969) | 0.42 in (1978) |
| August 18 | 100.0°F (1964) | 35.1°F (1925) | 1.31 in (2021) |
| August 19 | 100.9°F (1942) | 33.1°F (1950) | 0.72 in (1935) |
| August 20 | 98.1°F (1942) | 30.9°F (1916) | 0.85 in (1974) |
| August 21 | 98.1°F (1969) | 34.0°F (1916) | 2.01 in (1933) |
| August 22 | 99.0°F (1971) | 5.0°F (1922) | 0.95 in (1906) |
| August 23 | 102.0°F (1969) | 30.9°F (2015) | 2.41 in (2014) |
| August 24 | 106.0°F (1969) | 28.9°F (1934) | 1.01 in (2014) |
| August 25 | 102.0°F (1926) | 28.9°F (1992) | 1.58 in (1987) |
| August 26 | 97.0°F (1971) | 30.0°F (1910) | 0.72 in (1927) |
| August 27 | 99.0°F (1971) | 34.0°F (1917) | 0.57 in (2002) |
| August 28 | 97.0°F (2012) | 28.9°F (1909) | 0.75 in (1951) |
| August 29 | 98.1°F (2005) | 34.0°F (1992) | 0.49 in (1993) |
| August 30 | 98.1°F (1921) | 30.9°F (1925) | 1.20 in (1981) |
| August 31 | 100.0°F (1940) | 28.9°F (1924) | 0.65 in (1984) |