September weather in Cascade Locks, OR
The average temperature in Cascade Locks in September is 63.7°F (51.0°F–76.4°F). Average precipitation: inches.
September is a fall month in Cascade Locks, and is warmer than the annual average of 52.7°F. Daily temperatures swing about 25.4°F between overnight low and afternoon high. Daylight averages about 12h 18m. For travel, September is one of the best months of the year to visit.
Avg High
76.4°F
Avg Low
51.0°F
Precipitation
in
Daylight
12h 18m
September records in Cascade Locks
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (2024) | 43.0°F (1919) | 1.07 in (1912) |
| September 2 | 93.0°F (1930) | 43.0°F (2021) | 1.00 in (1897) |
| September 3 | 96.1°F (1934) | 43.0°F (1932) | 2.10 in (1913) |
| September 4 | 93.9°F (1944) | 44.1°F (2015) | 1.92 in (1897) |
| September 5 | 97.0°F (1944) | 44.1°F (1905) | 1.48 in (1911) |
| September 6 | 93.0°F (2017) | 41.0°F (1895) | 1.04 in (1919) |
| September 7 | 95.0°F (1935) | 39.9°F (1910) | 1.38 in (1903) |
| September 8 | 91.9°F (1935) | 42.1°F (1922) | 0.59 in (1952) |
| September 9 | 93.0°F (1907) | 42.1°F (1928) | 1.08 in (1947) |
| September 10 | 91.9°F (1944) | 41.0°F (1895) | 1.43 in (1920) |
| September 11 | 91.9°F (1922) | 39.9°F (1906) | 0.80 in (1927) |
| September 12 | 91.9°F (2015) | 41.0°F (1921) | 1.80 in (1920) |
| September 13 | 91.9°F (1938) | 41.0°F (1952) | 1.50 in (1920) |
| September 14 | 97.0°F (1938) | 39.0°F (1921) | 1.73 in (1906) |
| September 15 | 91.9°F (1932) | 39.0°F (1921) | 2.47 in (1949) |
| September 16 | 93.0°F (1932) | 39.9°F (1921) | 1.50 in (1907) |
| September 17 | 97.0°F (1938) | 39.9°F (2021) | 0.95 in (1926) |
| September 18 | 88.0°F (1922) | 39.9°F (1909) | 1.80 in (1921) |
| September 19 | 91.0°F (1952) | 39.9°F (1947) | 1.32 in (1921) |
| September 20 | 91.9°F (1952) | 39.9°F (1949) | 1.49 in (1898) |
| September 21 | 91.0°F (2014) | 34.0°F (1895) | 1.22 in (1898) |
| September 22 | 91.0°F (1942) | 39.9°F (1923) | 1.32 in (1901) |
| September 23 | 91.9°F (1942) | 36.0°F (1926) | 1.03 in (1924) |
| September 24 | 86.0°F (1899) | 32.0°F (1908) | 1.25 in (1933) |
| September 25 | 91.0°F (2024) | 33.1°F (1908) | 1.80 in (1950) |
| September 26 | 86.0°F (2022) | 37.0°F (1908) | 2.12 in (2020) |
| September 27 | 88.0°F (2022) | 30.0°F (1908) | 2.60 in (1940) |
| September 28 | 90.0°F (1918) | 23.0°F (1908) | 1.33 in (1927) |
| September 29 | 86.0°F (1932) | 37.9°F (1953) | 1.83 in (1898) |
| September 30 | 84.0°F (1935) | 36.0°F (1950) | 2.53 in (1951) |