August weather in Polson, MT
The average temperature in Polson in August is 67.3°F (52.5°F–82.2°F). Average precipitation: 0.76 inches.
August is a summer month in Polson, and is warmer than the annual average of 46.2°F. Daily temperatures swing about 29.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 14h 5m. For travel, August is a comfortable month to visit.
Avg High
82.2°F
Avg Low
52.5°F
Precipitation
0.76 in
Daylight
14h 5m
August records in Polson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 98.1°F (2003) | 42.1°F (1953) | 1.45 in (1960) |
| August 2 | 97.0°F (2003) | 41.0°F (1957) | 0.35 in (1918) |
| August 3 | 96.1°F (1931) | 37.0°F (2012) | 0.38 in (1936) |
| August 4 | 95.0°F (1939) | 39.9°F (1956) | 0.83 in (1919) |
| August 5 | 100.9°F (1961) | 35.1°F (1919) | 0.30 in (1911) |
| August 6 | 96.1°F (1949) | 39.9°F (1919) | 0.52 in (1977) |
| August 7 | 98.1°F (1963) | 41.0°F (1939) | 0.50 in (2009) |
| August 8 | 96.1°F (1928) | 42.1°F (1946) | 0.29 in (1992) |
| August 9 | 95.0°F (1930) | 42.1°F (1943) | 0.45 in (1948) |
| August 10 | 99.0°F (2003) | 39.9°F (2012) | 0.47 in (1932) |
| August 11 | 97.0°F (1996) | 42.1°F (2012) | 0.64 in (1983) |
| August 12 | 93.9°F (1996) | 42.1°F (2012) | 0.42 in (1913) |
| August 13 | 96.1°F (1914) | 36.0°F (2012) | 0.64 in (2010) |
| August 14 | 98.1°F (1939) | 37.9°F (1949) | 1.01 in (1987) |
| August 15 | 97.0°F (1920) | 42.1°F (1913) | 0.64 in (1985) |
| August 16 | 93.0°F (1936) | 39.9°F (1935) | 0.99 in (1976) |
| August 17 | 93.9°F (1934) | 39.9°F (1946) | 0.76 in (1914) |
| August 18 | 98.1°F (2008) | 32.0°F (1920) | 0.60 in (1916) |
| August 19 | 97.0°F (2008) | 36.0°F (1920) | 0.37 in (1975) |
| August 20 | 93.0°F (2003) | 39.9°F (1916) | 0.58 in (1990) |
| August 21 | 93.9°F (1925) | 41.0°F (1963) | 1.06 in (1932) |
| August 22 | 93.0°F (1991) | 39.9°F (1933) | 1.78 in (1947) |
| August 23 | 97.0°F (1913) | 35.1°F (1992) | 0.96 in (1947) |
| August 24 | 100.0°F (1926) | 32.0°F (1910) | 0.75 in (1989) |
| August 25 | 95.0°F (1958) | 30.9°F (1910) | 0.72 in (1989) |
| August 26 | 95.0°F (2010) | 32.0°F (1910) | 1.00 in (1954) |
| August 27 | 97.0°F (1922) | 37.0°F (1910) | 0.19 in (1956) |
| August 28 | 93.0°F (1972) | 35.1°F (1909) | 0.93 in (1962) |
| August 29 | 95.0°F (1929) | 30.9°F (1910) | 0.95 in (1993) |
| August 30 | 95.0°F (1929) | 35.1°F (1937) | 1.05 in (1922) |
| August 31 | 96.1°F (1929) | 32.0°F (2012) | 1.81 in (1986) |