September weather in Jordan Valley, OR
The average temperature in Jordan Valley in September is 61.5°F (43.7°F–79.3°F). Average precipitation: 0.34 inches.
September is a fall month in Jordan Valley, and is warmer than the annual average of 48.3°F. Daily temperatures swing about 35.6°F between overnight low and afternoon high. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
79.3°F
Avg Low
43.7°F
Precipitation
0.34 in
Daylight
12h 17m
September records in Jordan Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1998) | 28.9°F (1973) | 0.35 in (1983) |
| September 2 | 97.0°F (1955) | 30.9°F (1973) | 0.15 in (1997) |
| September 3 | 97.0°F (1998) | 26.1°F (1961) | 0.00 in (1931) |
| September 4 | 96.1°F (1955) | 27.0°F (1969) | 0.55 in (1970) |
| September 5 | 99.0°F (1955) | 32.0°F (1956) | 0.49 in (2000) |
| September 6 | 96.1°F (1955) | 30.9°F (2000) | 0.35 in (1978) |
| September 7 | 96.1°F (1981) | 26.1°F (1933) | 0.39 in (1978) |
| September 8 | 95.0°F (1981) | 21.0°F (1933) | 0.40 in (1985) |
| September 9 | 95.0°F (1981) | 24.1°F (1933) | 0.25 in (1985) |
| September 10 | 93.9°F (1981) | 28.9°F (1931) | 0.45 in (1980) |
| September 11 | 93.9°F (1937) | 26.1°F (1932) | 0.43 in (1967) |
| September 12 | 96.1°F (1981) | 28.0°F (1952) | 0.40 in (2004) |
| September 13 | 97.0°F (1981) | 21.0°F (1970) | 0.04 in (1959) |
| September 14 | 97.0°F (2000) | 15.1°F (1970) | 0.94 in (1959) |
| September 15 | 95.0°F (1937) | 19.9°F (1934) | 0.44 in (1980) |
| September 16 | 93.0°F (1995) | 19.9°F (1936) | 0.38 in (1976) |
| September 17 | 91.9°F (1934) | 17.1°F (1965) | 0.65 in (1989) |
| September 18 | 95.0°F (1934) | 17.1°F (1965) | 0.47 in (1961) |
| September 19 | 90.0°F (1934) | 18.0°F (1965) | 0.52 in (1959) |
| September 20 | 91.9°F (1979) | 23.0°F (1983) | 0.54 in (1970) |
| September 21 | 91.9°F (1938) | 24.1°F (1983) | 0.11 in (1973) |
| September 22 | 93.0°F (1966) | 21.0°F (1960) | 0.08 in (1958) |
| September 23 | 91.9°F (2001) | 23.0°F (1984) | 0.35 in (1934) |
| September 24 | 90.0°F (1938) | 19.9°F (1958) | 0.60 in (1933) |
| September 25 | 90.0°F (1938) | 19.0°F (1972) | 0.27 in (1959) |
| September 26 | 90.0°F (1963) | 17.1°F (1934) | 0.52 in (1982) |
| September 27 | 89.1°F (1960) | 18.0°F (1986) | 0.54 in (1972) |
| September 28 | 91.0°F (1963) | 19.0°F (1999) | 0.26 in (1991) |
| September 29 | 90.0°F (1963) | 21.9°F (1965) | 0.74 in (1971) |
| September 30 | 90.0°F (1938) | 19.0°F (1954) | 0.16 in (1959) |