October weather in Friday Harbor, WA
The average temperature in Friday Harbor in October is 51.2°F (44.0°F–58.5°F). Average precipitation: 2.34 inches.
October is a fall month in Friday Harbor, and is warmer than the annual average of 50.9°F. Daily temperatures swing about 14.5°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 10h 32m. For travel, October is a comfortable month to visit.
Avg High
58.5°F
Avg Low
44.0°F
Precipitation
2.34 in
Daylight
10h 32m
October records in Friday Harbor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 73.0°F (2003) | 36.0°F (1999) | 0.21 in (2007) |
| October 2 | 75.9°F (2022) | 37.9°F (2009) | 0.42 in (2023) |
| October 3 | 70.0°F (2022) | 37.0°F (1999) | 0.64 in (2002) |
| October 4 | 72.0°F (2001) | 37.0°F (2000) | 0.39 in (2024) |
| October 5 | 72.0°F (2014) | 37.9°F (2017) | 0.34 in (2004) |
| October 6 | 73.0°F (2022) | 37.9°F (2000) | 0.43 in (2005) |
| October 7 | 78.1°F (2023) | 39.0°F (2000) | 0.41 in (1999) |
| October 8 | 73.0°F (2022) | 35.1°F (2008) | 0.63 in (2004) |
| October 9 | 73.0°F (2022) | 31.1°F (2019) | 0.33 in (2000) |
| October 10 | 66.9°F (2022) | 33.1°F (2019) | 0.24 in (2001) |
| October 11 | 64.9°F (1998) | 32.0°F (2009) | 0.51 in (2020) |
| October 12 | 66.9°F (2022) | 30.2°F (2009) | 0.54 in (2003) |
| October 13 | 71.1°F (2022) | 35.1°F (2017) | 0.41 in (2020) |
| October 14 | 71.1°F (2022) | 35.1°F (2002) | 0.23 in (2012) |
| October 15 | 72.0°F (2022) | 32.0°F (2008) | 0.21 in (2003) |
| October 16 | 73.0°F (2022) | 33.1°F (1999) | 2.44 in (2003) |
| October 17 | 69.1°F (2018) | 36.0°F (2010) | 1.14 in (2009) |
| October 18 | 66.9°F (2014) | 34.0°F (2008) | 0.91 in (2017) |
| October 19 | 70.0°F (2014) | 34.0°F (2008) | 1.10 in (2024) |
| October 20 | 64.0°F (2016) | 37.0°F (1999) | 1.77 in (2003) |
| October 21 | 64.0°F (1998) | 33.1°F (2008) | 0.69 in (2019) |
| October 22 | 62.1°F (2003) | 35.1°F (2012) | 0.37 in (2011) |
| October 23 | 68.0°F (2007) | 36.0°F (2002) | 0.85 in (2009) |
| October 24 | 63.0°F (2016) | 33.1°F (2004) | 1.25 in (2023) |
| October 25 | 62.1°F (2015) | 29.1°F (2020) | 0.24 in (2001) |
| October 26 | 64.9°F (2018) | 32.0°F (1999) | 0.45 in (2001) |
| October 27 | 62.1°F (2017) | 33.1°F (2001) | 0.68 in (2022) |
| October 28 | 64.9°F (2016) | 32.0°F (2023) | 0.93 in (2021) |
| October 29 | 63.0°F (2017) | 31.1°F (2019) | 0.60 in (1999) |
| October 30 | 62.1°F (2015) | 26.2°F (2006) | 1.41 in (2022) |
| October 31 | 59.0°F (2015) | 26.1°F (2002) | 0.72 in (2015) |