August weather in Shelley, ID
The average temperature in Shelley in August is 66.5°F (47.5°F–85.6°F). Average precipitation: 0.59 inches.
August is a summer month in Shelley, and is warmer than the annual average of 44.2°F. Daily temperatures swing about 38.1°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 13h 47m. For travel, August is a comfortable month to visit.
Avg High
85.6°F
Avg Low
47.5°F
Precipitation
0.59 in
Daylight
13h 47m
August records in Shelley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 98.1°F (2020) | 37.0°F (2002) | 0.47 in (2011) |
| August 2 | 100.0°F (2024) | 42.1°F (1963) | 0.25 in (1952) |
| August 3 | 100.0°F (2024) | 42.1°F (1963) | 0.89 in (1951) |
| August 4 | 100.0°F (1961) | 36.0°F (1980) | 0.34 in (1951) |
| August 5 | 97.0°F (1961) | 37.9°F (1980) | 0.32 in (2015) |
| August 6 | 98.1°F (1983) | 42.1°F (1950) | 0.49 in (2014) |
| August 7 | 100.0°F (1983) | 39.9°F (1950) | 0.67 in (1974) |
| August 8 | 99.0°F (1990) | 39.0°F (2004) | 0.59 in (2015) |
| August 9 | 96.1°F (1991) | 36.0°F (2002) | 0.23 in (1968) |
| August 10 | 98.1°F (1969) | 37.0°F (2002) | 0.07 in (1952) |
| August 11 | 98.1°F (2018) | 41.0°F (1980) | 0.55 in (1990) |
| August 12 | 97.0°F (1958) | 37.0°F (2000) | 0.69 in (1954) |
| August 13 | 96.1°F (2003) | 39.0°F (2006) | 0.60 in (1955) |
| August 14 | 99.0°F (2003) | 37.0°F (2006) | 0.44 in (1968) |
| August 15 | 98.1°F (2003) | 37.9°F (2005) | 0.75 in (1980) |
| August 16 | 96.1°F (2022) | 37.0°F (1974) | 0.61 in (1984) |
| August 17 | 99.0°F (2023) | 36.0°F (2002) | 0.25 in (2004) |
| August 18 | 97.0°F (2022) | 35.1°F (1978) | 0.80 in (2021) |
| August 19 | 97.0°F (1961) | 34.0°F (2002) | 0.44 in (2021) |
| August 20 | 93.9°F (2019) | 34.0°F (1964) | 0.54 in (1968) |
| August 21 | 96.1°F (2009) | 35.1°F (1964) | 0.43 in (1968) |
| August 22 | 98.1°F (1969) | 36.0°F (1954) | 0.53 in (1960) |
| August 23 | 97.0°F (1969) | 36.0°F (1985) | 0.35 in (2009) |
| August 24 | 98.1°F (1969) | 34.0°F (1992) | 0.12 in (1949) |
| August 25 | 97.0°F (2015) | 30.0°F (1992) | 0.22 in (1984) |
| August 26 | 97.0°F (2010) | 28.0°F (1992) | 0.23 in (2004) |
| August 27 | 93.0°F (1981) | 33.1°F (1964) | 0.63 in (1991) |
| August 28 | 93.9°F (2012) | 33.1°F (1960) | 0.38 in (1951) |
| August 29 | 95.0°F (1948) | 32.0°F (1960) | 1.19 in (1971) |
| August 30 | 99.0°F (1954) | 30.9°F (1964) | 0.55 in (1999) |
| August 31 | 97.0°F (2022) | 30.0°F (1965) | 0.90 in (1963) |