September weather in Pateros, WA
The average temperature in Pateros in September is 63.4°F (48.2°F–78.6°F). Average precipitation: inches.
September is a fall month in Pateros, and is warmer than the annual average of 50°F. Daily temperatures swing about 30.4°F between overnight low and afternoon high. Daylight averages about 12h 20m. For travel, September is a comfortable month to visit.
Avg High
78.6°F
Avg Low
48.2°F
Precipitation
in
Daylight
12h 20m
September records in Pateros
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1987) | 39.9°F (1973) | 0.33 in (1971) |
| September 2 | 102.0°F (1998) | 39.9°F (1984) | 0.18 in (1983) |
| September 3 | 100.9°F (1988) | 37.9°F (2004) | 0.41 in (1982) |
| September 4 | 102.0°F (1988) | 37.9°F (1992) | 0.28 in (1997) |
| September 5 | 98.1°F (1988) | 33.1°F (1992) | 0.44 in (1978) |
| September 6 | 97.0°F (1998) | 34.0°F (1992) | 0.43 in (2013) |
| September 7 | 95.0°F (1993) | 37.0°F (1984) | 0.32 in (2013) |
| September 8 | 93.0°F (1993) | 35.1°F (1983) | 0.31 in (1985) |
| September 9 | 96.1°F (2011) | 37.0°F (1972) | 0.37 in (1985) |
| September 10 | 97.0°F (2011) | 35.1°F (1978) | 0.21 in (1979) |
| September 11 | 96.1°F (2011) | 35.1°F (1978) | 0.38 in (1983) |
| September 12 | 96.1°F (1973) | 32.0°F (1992) | 0.56 in (1996) |
| September 13 | 93.9°F (2009) | 27.0°F (1970) | 0.83 in (1996) |
| September 14 | 91.9°F (1995) | 30.0°F (1970) | 1.20 in (1980) |
| September 15 | 91.9°F (1998) | 33.1°F (1970) | 0.46 in (1986) |
| September 16 | 91.9°F (1995) | 34.0°F (1970) | 1.04 in (1986) |
| September 17 | 93.9°F (1981) | 30.9°F (2012) | 0.33 in (2006) |
| September 18 | 96.1°F (1981) | 36.0°F (1971) | 0.33 in (2010) |
| September 19 | 93.0°F (1984) | 30.9°F (1972) | 0.24 in (2010) |
| September 20 | 90.0°F (1987) | 30.0°F (1983) | 0.71 in (1973) |
| September 21 | 90.0°F (1987) | 30.9°F (1996) | 0.05 in (1982) |
| September 22 | 90.0°F (1987) | 32.0°F (1996) | 0.12 in (1984) |
| September 23 | 91.0°F (1990) | 32.0°F (1970) | 1.20 in (1973) |
| September 24 | 91.0°F (1990) | 28.9°F (1970) | 0.37 in (1977) |
| September 25 | 89.1°F (2003) | 28.0°F (1972) | 0.27 in (1982) |
| September 26 | 89.1°F (1991) | 32.0°F (1970) | 0.31 in (2001) |
| September 27 | 88.0°F (1991) | 24.1°F (1972) | 0.35 in (1981) |
| September 28 | 87.1°F (2003) | 24.1°F (1972) | 0.05 in (1977) |
| September 29 | 88.0°F (1990) | 28.0°F (1972) | 0.72 in (1971) |
| September 30 | 86.0°F (1976) | 28.9°F (1983) | 0.35 in (2007) |