September weather in Port Alexander, AK
The average temperature in Port Alexander in September is 52.6°F (46.9°F–58.4°F). Average precipitation: 19.34 inches.
September is a fall month in Port Alexander, and is warmer than the annual average of 45.7°F. Daily temperatures swing about 11.5°F between overnight low and afternoon high. Expect about 23 days with precipitation. Daylight averages about 12h 27m. For travel, September is a wet month.
Avg High
58.4°F
Avg Low
46.9°F
Precipitation
19.34 in
Daylight
12h 27m
September records in Port Alexander
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 72.0°F (1993) | 39.9°F (1958) | 4.58 in (2006) |
| September 2 | 73.9°F (1993) | 37.9°F (1962) | 4.73 in (1949) |
| September 3 | 72.0°F (1993) | 39.0°F (1956) | 2.82 in (1960) |
| September 4 | 70.0°F (1957) | 37.9°F (1992) | 3.36 in (1990) |
| September 5 | 72.0°F (2002) | 39.0°F (1992) | 4.07 in (1958) |
| September 6 | 70.0°F (1949) | 37.9°F (1959) | 1.96 in (2011) |
| September 7 | 68.0°F (1986) | 35.1°F (1961) | 4.27 in (1961) |
| September 8 | 72.0°F (1989) | 37.9°F (1959) | 3.93 in (1962) |
| September 9 | 72.0°F (1989) | 37.0°F (1952) | 2.37 in (1991) |
| September 10 | 73.0°F (1989) | 39.0°F (1961) | 4.05 in (2015) |
| September 11 | 68.0°F (1989) | 37.0°F (1962) | 4.16 in (1988) |
| September 12 | 68.0°F (2007) | 39.0°F (1952) | 4.35 in (2012) |
| September 13 | 69.1°F (2010) | 32.0°F (1992) | 6.65 in (1979) |
| September 14 | 69.1°F (1956) | 34.0°F (1992) | 3.12 in (2011) |
| September 15 | 69.1°F (2010) | 37.9°F (1960) | 2.50 in (1985) |
| September 16 | 71.1°F (2010) | 35.1°F (1992) | 1.66 in (1953) |
| September 17 | 70.0°F (2010) | 36.0°F (1989) | 2.82 in (2012) |
| September 18 | 64.9°F (2010) | 37.0°F (1983) | 7.81 in (1999) |
| September 19 | 69.1°F (2010) | 37.0°F (1960) | 2.37 in (1992) |
| September 20 | 64.0°F (2010) | 37.9°F (1980) | 6.30 in (2004) |
| September 21 | 64.9°F (1952) | 35.1°F (1996) | 7.30 in (1994) |
| September 22 | 66.9°F (2012) | 35.1°F (1958) | 4.72 in (1986) |
| September 23 | 64.0°F (1995) | 34.0°F (1956) | 3.65 in (1962) |
| September 24 | 62.1°F (1995) | 39.0°F (1987) | 4.30 in (1955) |
| September 25 | 62.1°F (1995) | 37.0°F (2008) | 4.86 in (1996) |
| September 26 | 64.0°F (1997) | 30.9°F (1956) | 1.99 in (1953) |
| September 27 | 62.1°F (1997) | 34.0°F (1983) | 2.28 in (2010) |
| September 28 | 64.0°F (1995) | 32.0°F (1961) | 3.59 in (1990) |
| September 29 | 66.0°F (2003) | 35.1°F (2009) | 4.15 in (1987) |
| September 30 | 64.9°F (1959) | 34.0°F (1996) | 5.25 in (1991) |