September weather in Shoshone, ID
The average temperature in Shoshone in September is 66.1°F (50.9°F–81.4°F). Average precipitation: 0.46 inches.
September is a fall month in Shoshone, and is warmer than the annual average of 52.7°F. Daily temperatures swing about 30.5°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
81.4°F
Avg Low
50.9°F
Precipitation
0.46 in
Daylight
12h 17m
September records in Shoshone
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (2022) | 30.0°F (2014) | 0.47 in (1963) |
| September 2 | 99.0°F (1950) | 30.0°F (2014) | 0.48 in (1964) |
| September 3 | 100.0°F (1950) | 30.0°F (1939) | 0.15 in (1919) |
| September 4 | 100.9°F (2022) | 25.0°F (2014) | 0.63 in (1995) |
| September 5 | 102.0°F (2020) | 28.9°F (1921) | 0.60 in (1978) |
| September 6 | 102.9°F (2020) | 33.1°F (1996) | 0.48 in (1978) |
| September 7 | 104.0°F (2022) | 30.0°F (1939) | 1.00 in (1990) |
| September 8 | 102.0°F (2022) | 28.0°F (1922) | 0.47 in (1913) |
| September 9 | 99.0°F (2021) | 28.9°F (1970) | 1.15 in (1985) |
| September 10 | 98.1°F (1959) | 27.0°F (1916) | 0.67 in (1956) |
| September 11 | 97.0°F (1990) | 30.0°F (1928) | 0.73 in (1976) |
| September 12 | 97.0°F (1990) | 28.9°F (1921) | 1.12 in (1976) |
| September 13 | 100.9°F (1948) | 25.0°F (1914) | 0.28 in (1980) |
| September 14 | 99.0°F (1948) | 25.0°F (1970) | 1.10 in (1959) |
| September 15 | 95.0°F (1990) | 19.9°F (1936) | 1.20 in (1914) |
| September 16 | 93.0°F (1937) | 24.1°F (1921) | 0.81 in (2015) |
| September 17 | 93.0°F (1956) | 24.1°F (1936) | 0.62 in (1919) |
| September 18 | 97.0°F (1962) | 26.1°F (1936) | 0.15 in (1910) |
| September 19 | 93.0°F (1939) | 24.1°F (1942) | 1.31 in (1948) |
| September 20 | 93.0°F (1939) | 27.0°F (1921) | 0.60 in (1940) |
| September 21 | 93.0°F (1918) | 28.0°F (1961) | 0.30 in (1945) |
| September 22 | 95.0°F (1966) | 25.0°F (1955) | 0.80 in (2023) |
| September 23 | 95.0°F (1949) | 27.0°F (1946) | 0.63 in (1918) |
| September 24 | 93.0°F (1947) | 18.0°F (1926) | 0.30 in (1933) |
| September 25 | 91.9°F (2015) | 19.0°F (1926) | 0.61 in (1915) |
| September 26 | 91.0°F (1952) | 16.0°F (1934) | 1.30 in (1923) |
| September 27 | 91.0°F (1949) | 19.9°F (1934) | 0.44 in (1972) |
| September 28 | 91.9°F (2024) | 23.0°F (1929) | 0.21 in (1927) |
| September 29 | 91.0°F (1967) | 24.1°F (1921) | 0.42 in (1940) |
| September 30 | 91.9°F (1992) | 23.0°F (1921) | 0.82 in (1994) |