September weather in Dundee, OR
The average temperature in Dundee in September is 63.4°F (51.8°F–75.0°F). Average precipitation: 1.63 inches.
September is a fall month in Dundee, and is warmer than the annual average of 53°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 18m. For travel, September is one of the best months of the year to visit.
Avg High
75.0°F
Avg Low
51.8°F
Precipitation
1.63 in
Daylight
12h 18m
September records in Dundee
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (2017) | 46.0°F (2021) | 0.90 in (1971) |
| September 2 | 97.0°F (2017) | 48.0°F (2012) | 1.23 in (1979) |
| September 3 | 96.1°F (2017) | 46.0°F (2014) | 0.44 in (1978) |
| September 4 | 91.0°F (2017) | 46.0°F (2015) | 0.73 in (1959) |
| September 5 | 98.1°F (2024) | 45.0°F (2015) | 0.81 in (2013) |
| September 6 | 95.0°F (2014) | 46.0°F (2015) | 1.42 in (2013) |
| September 7 | 93.0°F (2012) | 46.9°F (1976) | 0.42 in (1973) |
| September 8 | 89.1°F (2011) | 50.0°F (2014) | 0.49 in (1979) |
| September 9 | 90.0°F (2011) | 46.0°F (2012) | 0.82 in (2019) |
| September 10 | 96.1°F (2022) | 51.1°F (2014) | 0.56 in (1985) |
| September 11 | 93.9°F (2013) | 46.0°F (2012) | 0.43 in (2018) |
| September 12 | 90.0°F (1975) | 50.0°F (2018) | 0.23 in (1966) |
| September 13 | 88.0°F (2014) | 48.0°F (2024) | 0.91 in (1955) |
| September 14 | 88.0°F (1974) | 7.0°F (2013) | 0.85 in (1954) |
| September 15 | 90.0°F (2023) | 45.0°F (2015) | 1.27 in (1996) |
| September 16 | 84.0°F (2023) | 42.1°F (2021) | 1.64 in (1996) |
| September 17 | 86.0°F (2012) | 46.0°F (2011) | 1.08 in (1969) |
| September 18 | 87.1°F (2012) | 44.1°F (2018) | 1.43 in (2019) |
| September 19 | 91.0°F (1974) | 44.1°F (2018) | 1.05 in (1988) |
| September 20 | 91.0°F (2014) | 46.0°F (2023) | 1.71 in (1982) |
| September 21 | 99.0°F (1974) | 6.1°F (1974) | 1.28 in (1972) |
| September 22 | 91.0°F (1974) | 45.0°F (2017) | 0.51 in (1973) |
| September 23 | 90.0°F (1974) | 42.1°F (2015) | 0.84 in (1972) |
| September 24 | 91.9°F (1974) | 44.1°F (2018) | 0.86 in (1950) |
| September 25 | 86.0°F (2022) | 46.0°F (2013) | 0.72 in (1950) |
| September 26 | 89.1°F (2016) | 44.1°F (2013) | 1.00 in (1948) |
| September 27 | 84.0°F (2017) | 43.0°F (1974) | 1.24 in (1955) |
| September 28 | 86.0°F (2018) | 45.0°F (2019) | 1.16 in (1962) |
| September 29 | 86.0°F (2020) | 39.9°F (2019) | 2.00 in (2013) |
| September 30 | 86.0°F (1975) | 39.9°F (2019) | 1.15 in (2013) |