October weather in Hillsboro, OR
The average temperature in Hillsboro in October is 52.3°F (40.9°F–63.7°F). Average precipitation: 3.37 inches.
October is a fall month in Hillsboro, and is cooler than the annual average of 52.5°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 10h 41m. For travel, October is a comfortable month to visit.
Avg High
63.7°F
Avg Low
40.9°F
Precipitation
3.37 in
Daylight
10h 41m
October records in Hillsboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 86.0°F (2012) | 32.0°F (2019) | 0.46 in (2016) |
| October 2 | 88.0°F (2022) | 33.1°F (2002) | 0.52 in (2005) |
| October 3 | 82.0°F (2022) | 33.1°F (1999) | 0.71 in (1998) |
| October 4 | 84.9°F (2014) | 33.1°F (1999) | 0.39 in (2011) |
| October 5 | 84.9°F (2014) | 33.1°F (2009) | 0.52 in (2018) |
| October 6 | 87.1°F (2014) | 32.0°F (2009) | 0.32 in (2003) |
| October 7 | 84.9°F (2023) | 34.0°F (2021) | 0.25 in (2016) |
| October 8 | 89.1°F (2022) | 33.1°F (2012) | 1.02 in (2004) |
| October 9 | 87.1°F (2022) | 30.2°F (2019) | 1.03 in (2003) |
| October 10 | 79.0°F (2022) | 28.2°F (2019) | 0.66 in (2020) |
| October 11 | 75.9°F (2006) | 29.1°F (2009) | 0.39 in (2003) |
| October 12 | 81.0°F (2022) | 30.2°F (2021) | 0.96 in (2012) |
| October 13 | 87.1°F (2022) | 30.0°F (2002) | 2.05 in (2016) |
| October 14 | 84.0°F (2022) | 30.9°F (1999) | 0.68 in (2014) |
| October 15 | 86.0°F (2022) | 28.0°F (1999) | 0.47 in (2016) |
| October 16 | 86.0°F (2022) | 28.9°F (1999) | 0.30 in (2016) |
| October 17 | 77.0°F (2018) | 31.1°F (2010) | 0.43 in (2016) |
| October 18 | 73.9°F (2011) | 31.1°F (2010) | 0.47 in (2007) |
| October 19 | 77.0°F (2022) | 31.1°F (2008) | 0.88 in (2017) |
| October 20 | 75.0°F (2003) | 30.9°F (2001) | 0.70 in (2007) |
| October 21 | 80.1°F (2003) | 33.1°F (1999) | 2.04 in (2017) |
| October 22 | 78.1°F (2013) | 30.2°F (2008) | 1.22 in (2014) |
| October 23 | 73.0°F (2013) | 30.2°F (2020) | 0.68 in (2010) |
| October 24 | 73.0°F (2017) | 30.0°F (2002) | 1.08 in (2010) |
| October 25 | 68.0°F (2003) | 25.2°F (2020) | 0.85 in (2015) |
| October 26 | 73.9°F (2003) | 24.3°F (2020) | 0.84 in (2016) |
| October 27 | 73.9°F (2017) | 28.2°F (2020) | 1.23 in (2018) |
| October 28 | 71.1°F (2003) | 27.1°F (2019) | 0.59 in (2012) |
| October 29 | 66.0°F (2012) | 28.2°F (2006) | 0.47 in (2009) |
| October 30 | 63.0°F (2011) | 23.2°F (2019) | 0.82 in (2001) |
| October 31 | 63.0°F (2015) | 19.9°F (2002) | 1.32 in (2015) |