Weather on November 15
Hillsboro, OR
55 Years of Data
Avg High
53°F
Avg Low
38°F
Warmest
1998
56°F avg
Coldest
1978
28°F avg
About This Date
November 15th in Hillsboro, OR typically brings cool fall weather, with average highs around 53°F and lows near 38°F. Over 55 years of records, the warmest November 15th was in 1998 (56°F average), while the coldest was 1978 (28°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 69% of November 15th dates historically, with the wettest November 15th recording 6.83" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for November 15th in Hillsboro, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 45° | 52° | — | — |
| 2024 | 47° | 32° | 39° | — | — |
| 2023 | 53° | 37° | 45° | 0.03" | — |
| 2022 | 55° | 26° | 41° | — | — |
| 2021 | 59° | 37° | 48° | 0.76" | — |
| 2020 | 56° | 43° | 49° | 0.08" | — |
| 2019 | 57° | 45° | 51° | 0.33" | — |
| 2018 | 57° | 38° | 47° | — | — |
| 2017 | 54° | 43° | 48° | 2.51" | — |
| 2016 | 58° | 45° | 51° | 0.43" | — |
| 2015 | 56° | 35° | 45° | 0.53" | — |
| 2014 | 44° | 21° | 33° | — | — |
| 2013 | 49° | 34° | 41° | 0.05" | — |
| 2012 | 55° | 31° | 43° | — | — |
| 2011 | 42° | 32° | 37° | 0.08" | — |
| 2010 | 62° | 48° | 55° | — | — |
| 2009 | 50° | 41° | 46° | 0.13" | — |
| 2008 | 59° | 33° | 46° | 0.03" | — |
| 2007 | 58° | 47° | 52° | 0.08" | — |
| 2006 | 56° | 44° | 50° | 0.94" | — |
| 2005 | 53° | 28° | 41° | — | — |
| 2004 | 55° | 44° | 50° | 0.99" | — |
| 2003 | 51° | 44° | 48° | 0.66" | — |
| 2002 | 55° | 39° | 47° | 0.03" | — |
| 2001 | 59° | 52° | 55° | 0.13" | — |
| 2000 | 50° | 26° | 38° | — | — |
| 1999 | 60° | 52° | 56° | 0.46" | — |
| 1998warmest | 64° | 48° | 56° | 0.1" | — |
| 1997 | 57° | 36° | 46° | — | — |
| 1996 | 53° | 43° | 48° | 0.43" | — |
| 1995 | 60° | 50° | 55° | 0.08" | — |
| 1994 | 46° | 38° | 42° | 1.07" | — |
| 1993 | 48° | 26° | 37° | — | — |
| 1992 | 55° | 34° | 44° | — | — |
| 1991 | 50° | 31° | 40° | 0.08" | — |
| 1990 | 52° | 35° | 43° | 0.25" | — |
| 1989 | 50° | 37° | 44° | 0.05" | — |
| 1988 | 49° | 42° | 45° | 0.2" | — |
| 1987 | 53° | 40° | 46° | — | — |
| 1986 | 50° | 42° | 46° | — | — |
| 1985 | 47° | 24° | 35° | 1.02" | — |
| 1984 | 51° | 33° | 42° | 0.03" | — |
| 1983 | 55° | 46° | 51° | 0.61" | — |
| 1982 | 53° | 29° | 41° | — | — |
| 1981 | 57° | 43° | 50° | 0.74" | — |
| 1980 | 43° | 37° | 40° | 0.13" | — |
| 1979 | 53° | 27° | 40° | — | — |
| 1978coldest | 38° | 19° | 28° | 0.1" | — |
| 1977 | 56° | 44° | 50° | 0.38" | — |
| 1976 | 53° | 47° | 50° | 0.89" | — |
| 1975 | 58° | 41° | 49° | 1.35" | — |
| 1974 | 56° | 34° | 45° | 0.03" | — |
| 1973 | 50° | 40° | 45° | 6.83" | — |
| 1972 | 58° | 30° | 44° | — | — |
| 1971 | 51° | 42° | 47° | 0.03" | — |
55 years of data from HILLSBORO