September weather in Baker City, OR
The average temperature in Baker City in September is 59.1°F (39.3°F–78.8°F). Average precipitation: 0.44 inches.
September is a fall month in Baker City, and is warmer than the annual average of 47.6°F. Daily temperatures swing about 39.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
78.8°F
Avg Low
39.3°F
Precipitation
0.44 in
Daylight
12h 18m
September records in Baker City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (1998) | 30.9°F (1977) | 0.40 in (1964) |
| September 2 | 102.0°F (2017) | 26.1°F (2008) | 0.10 in (2013) |
| September 3 | 100.9°F (1998) | 28.9°F (2000) | 0.40 in (2000) |
| September 4 | 100.0°F (1998) | 27.1°F (2015) | 0.30 in (1960) |
| September 5 | 95.0°F (2006) | 28.0°F (1956) | 1.28 in (1978) |
| September 6 | 99.0°F (2022) | 25.0°F (2010) | 0.18 in (1952) |
| September 7 | 98.1°F (2024) | 25.0°F (1992) | 0.81 in (1978) |
| September 8 | 97.0°F (2024) | 27.0°F (2002) | 0.44 in (1985) |
| September 9 | 93.0°F (2021) | 26.1°F (1945) | 1.05 in (1998) |
| September 10 | 93.0°F (1953) | 27.0°F (2007) | 0.25 in (1980) |
| September 11 | 95.0°F (1953) | 27.0°F (2005) | 0.62 in (2004) |
| September 12 | 93.9°F (1953) | 22.1°F (2014) | 0.59 in (1980) |
| September 13 | 90.0°F (1948) | 21.9°F (1949) | 0.65 in (1980) |
| September 14 | 95.0°F (2000) | 21.9°F (1947) | 0.67 in (1955) |
| September 15 | 91.9°F (1998) | 26.1°F (1950) | 0.43 in (1959) |
| September 16 | 93.9°F (1981) | 28.0°F (2006) | 0.30 in (2000) |
| September 17 | 93.9°F (1981) | 21.0°F (1965) | 0.27 in (1989) |
| September 18 | 95.0°F (1981) | 19.0°F (1965) | 0.39 in (1980) |
| September 19 | 90.0°F (1979) | 19.0°F (1947) | 0.70 in (1982) |
| September 20 | 90.0°F (1979) | 21.0°F (1983) | 0.74 in (2008) |
| September 21 | 91.9°F (1966) | 21.9°F (1983) | 0.31 in (1945) |
| September 22 | 91.9°F (1966) | 19.9°F (1961) | 0.24 in (1958) |
| September 23 | 93.0°F (1987) | 1.9°F (1988) | 0.12 in (1973) |
| September 24 | 91.0°F (2011) | 17.1°F (1961) | 0.29 in (1986) |
| September 25 | 91.9°F (2024) | 21.0°F (1970) | 0.31 in (1998) |
| September 26 | 90.0°F (1963) | 21.0°F (1955) | 0.69 in (1959) |
| September 27 | 93.0°F (1963) | 23.0°F (1950) | 0.53 in (1981) |
| September 28 | 91.9°F (2024) | 19.0°F (1999) | 0.62 in (1977) |
| September 29 | 90.0°F (1963) | 21.0°F (1985) | 0.52 in (2013) |
| September 30 | 90.0°F (1963) | 17.1°F (1954) | 0.36 in (1957) |