September weather in Lyons, OR
The average temperature in Lyons in September is 57.9°F (45.8°F–70.1°F). Average precipitation: 2.27 inches.
September is a fall month in Lyons, and is warmer than the annual average of 48.8°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
70.1°F
Avg Low
45.8°F
Precipitation
2.27 in
Daylight
12h 18m
September records in Lyons
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1976) | 30.9°F (1952) | 1.28 in (1971) |
| September 2 | 98.1°F (1988) | 33.1°F (1951) | 1.75 in (1971) |
| September 3 | 93.0°F (1951) | 33.1°F (1956) | 1.24 in (1994) |
| September 4 | 98.1°F (1955) | 32.0°F (1951) | 2.32 in (1945) |
| September 5 | 98.1°F (1944) | 32.0°F (1950) | 1.70 in (2013) |
| September 6 | 97.0°F (1944) | 34.0°F (1947) | 1.04 in (2009) |
| September 7 | 96.1°F (1958) | 32.0°F (1960) | 1.10 in (1947) |
| September 8 | 93.0°F (1944) | 34.0°F (1946) | 0.56 in (1994) |
| September 9 | 93.0°F (1948) | 30.0°F (1970) | 1.28 in (1982) |
| September 10 | 96.1°F (1944) | 28.0°F (1952) | 1.43 in (1962) |
| September 11 | 93.9°F (1944) | 30.0°F (1952) | 0.68 in (2024) |
| September 12 | 89.1°F (1969) | 30.0°F (1951) | 0.93 in (1985) |
| September 13 | 95.0°F (1951) | 24.1°F (1970) | 1.15 in (1955) |
| September 14 | 93.9°F (1951) | 27.0°F (1970) | 1.18 in (1976) |
| September 15 | 97.0°F (1967) | 28.9°F (1970) | 2.50 in (1997) |
| September 16 | 97.0°F (1967) | 32.0°F (1952) | 2.02 in (1963) |
| September 17 | 91.0°F (1962) | 24.1°F (1965) | 1.15 in (1964) |
| September 18 | 91.0°F (1951) | 26.1°F (1965) | 2.27 in (1997) |
| September 19 | 89.1°F (1952) | 28.0°F (1947) | 2.05 in (2010) |
| September 20 | 93.9°F (1952) | 28.0°F (1949) | 1.40 in (1982) |
| September 21 | 90.0°F (1952) | 30.0°F (1960) | 1.72 in (1972) |
| September 22 | 93.0°F (1952) | 30.0°F (1941) | 1.10 in (2013) |
| September 23 | 97.0°F (1943) | 28.9°F (1961) | 1.60 in (1977) |
| September 24 | 93.0°F (1943) | 28.0°F (1986) | 1.35 in (1992) |
| September 25 | 88.0°F (1985) | 27.0°F (1972) | 1.92 in (2020) |
| September 26 | 95.0°F (1967) | 26.1°F (1942) | 1.03 in (1948) |
| September 27 | 95.0°F (1967) | 23.0°F (1972) | 1.97 in (1940) |
| September 28 | 91.0°F (1967) | 27.0°F (1972) | 1.25 in (1962) |
| September 29 | 84.9°F (1968) | 26.1°F (1950) | 1.15 in (1971) |
| September 30 | 84.0°F (1966) | 28.0°F (1948) | 1.13 in (1951) |