August weather in St. Maries, ID
The average temperature in St. Maries in August is 67.8°F (51.0°F–84.5°F). Average precipitation: 0.74 inches.
August is a summer month in St. Maries, and is warmer than the annual average of 47.9°F. Daily temperatures swing about 33.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 14h 3m. For travel, August is a comfortable month to visit.
Avg High
84.5°F
Avg Low
51.0°F
Precipitation
0.74 in
Daylight
14h 3m
August records in St. Maries
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (2021) | 32.0°F (1926) | 0.60 in (1964) |
| August 2 | 102.0°F (1961) | 37.9°F (1910) | 1.08 in (2013) |
| August 3 | 102.9°F (1961) | 36.0°F (1926) | 0.90 in (1965) |
| August 4 | 109.0°F (1961) | 36.0°F (1926) | 0.40 in (1962) |
| August 5 | 107.1°F (1961) | 32.0°F (1926) | 0.41 in (1933) |
| August 6 | 102.9°F (1990) | 30.9°F (1926) | 0.61 in (1957) |
| August 7 | 104.0°F (1990) | 12.9°F (2024) | 1.21 in (2009) |
| August 8 | 106.0°F (1990) | 36.0°F (1926) | 0.31 in (1953) |
| August 9 | 102.9°F (1972) | 37.0°F (1926) | 0.57 in (1944) |
| August 10 | 104.0°F (2018) | 36.0°F (1926) | 0.34 in (1952) |
| August 11 | 109.9°F (2018) | 36.0°F (1926) | 1.50 in (2019) |
| August 12 | 102.0°F (1990) | 36.0°F (1926) | 0.56 in (1965) |
| August 13 | 105.1°F (1990) | 30.9°F (1928) | 0.58 in (1906) |
| August 14 | 102.0°F (2015) | 35.1°F (1949) | 0.72 in (1938) |
| August 15 | 100.0°F (2004) | 36.0°F (1926) | 0.68 in (1976) |
| August 16 | 102.0°F (2023) | 30.9°F (1928) | 0.27 in (1902) |
| August 17 | 100.9°F (2020) | 33.1°F (1946) | 0.39 in (1921) |
| August 18 | 102.9°F (2008) | 36.0°F (1920) | 1.28 in (1980) |
| August 19 | 102.0°F (1961) | 32.0°F (1907) | 0.41 in (1924) |
| August 20 | 104.0°F (1946) | 33.1°F (1907) | 1.57 in (1965) |
| August 21 | 99.0°F (1946) | 30.0°F (1926) | 0.61 in (2021) |
| August 22 | 102.0°F (1984) | 33.1°F (1926) | 1.72 in (1992) |
| August 23 | 102.9°F (1946) | 37.9°F (1905) | 1.19 in (1975) |
| August 24 | 105.1°F (1988) | 36.0°F (1935) | 0.65 in (1907) |
| August 25 | 100.9°F (1966) | 30.9°F (1910) | 0.63 in (1907) |
| August 26 | 98.1°F (1958) | 35.1°F (1908) | 1.11 in (1956) |
| August 27 | 100.0°F (1986) | 33.1°F (1908) | 1.20 in (2018) |
| August 28 | 100.0°F (1986) | 30.9°F (1909) | 0.98 in (1964) |
| August 29 | 100.0°F (2009) | 28.9°F (1984) | 0.43 in (1920) |
| August 30 | 100.0°F (1929) | 32.0°F (1924) | 0.90 in (2023) |
| August 31 | 102.0°F (1967) | 32.0°F (1924) | 1.08 in (1912) |