Weather on December 14
Hillsboro, OR
55 Years of Data
Avg High
46°F
Avg Low
35°F
Warmest
1977
53°F avg
Coldest
2008
28°F avg
About This Date
December 14th in Hillsboro, OR typically brings chilly winter weather, with average highs around 46°F and lows near 35°F. Over 55 years of records, the warmest December 14th was in 1977 (53°F average), while the coldest was 2008 (28°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 73% of December 14th dates historically, with the wettest December 14th recording 4.47" of rain. The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
Planning for December 14th in Hillsboro, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 49° | 43° | 46° | 0.3" | — |
| 2024 | 50° | 41° | 46° | 0.84" | — |
| 2023 | 48° | 38° | 43° | 0.1" | — |
| 2022 | 47° | 26° | 37° | — | — |
| 2021 | 42° | 29° | 36° | 0.08" | — |
| 2020 | 45° | 36° | 40° | — | — |
| 2019 | 45° | 35° | 40° | 0.03" | — |
| 2018 | 50° | 32° | 41° | 0.2" | — |
| 2017 | 45° | 25° | 35° | — | — |
| 2016 | 34° | 27° | 31° | — | — |
| 2015 | 42° | 32° | 37° | 0.36" | — |
| 2014 | 52° | 33° | 42° | — | — |
| 2013 | 40° | 36° | 38° | — | — |
| 2012 | 45° | 33° | 39° | 0.56" | — |
| 2011 | 37° | 23° | 30° | 0.18" | — |
| 2010 | 53° | 40° | 46° | 0.89" | — |
| 2009 | 45° | 34° | 39° | 1.57" | — |
| 2008coldest | 35° | 21° | 28° | — | — |
| 2007 | 41° | 33° | 37° | 0.13" | — |
| 2006 | 57° | 43° | 50° | 4.47" | — |
| 2005 | 43° | 20° | 31° | 0.03" | — |
| 2004 | 54° | 39° | 46° | 0.23" | — |
| 2003 | 44° | 36° | 40° | 1.19" | — |
| 2002 | 51° | 45° | 48° | 3.05" | — |
| 2001 | 56° | — | — | 3.2" | — |
| 2000 | 48° | 43° | 45° | 0.66" | — |
| 1999 | 54° | 47° | 50° | 1.04" | — |
| 1998 | 49° | 38° | 43° | — | — |
| 1997 | 51° | 37° | 44° | 0.1" | — |
| 1996 | 41° | 31° | 36° | — | — |
| 1995 | 48° | 38° | 43° | 1.45" | — |
| 1994 | 45° | 35° | 40° | 0.56" | — |
| 1993 | 48° | 42° | 45° | 0.71" | — |
| 1992 | 46° | 38° | 42° | 0.05" | — |
| 1991 | 53° | 30° | 42° | — | — |
| 1990 | 41° | 34° | 37° | 0.03" | — |
| 1989 | 46° | 29° | 37° | — | — |
| 1988 | 49° | 33° | 41° | 0.13" | — |
| 1987 | 33° | 27° | 30° | — | — |
| 1986 | 46° | 37° | 42° | 0.99" | — |
| 1985 | 41° | 24° | 33° | — | — |
| 1984 | 47° | 34° | 40° | 0.03" | — |
| 1983 | 54° | 42° | 48° | 0.69" | — |
| 1982 | 46° | 39° | 43° | 0.76" | — |
| 1981 | 42° | 38° | 40° | 1.52" | — |
| 1980 | 41° | 35° | 38° | 0.03" | — |
| 1979 | 51° | 44° | 48° | — | — |
| 1978 | 47° | 29° | 38° | 0.18" | — |
| 1977warmest | 57° | 48° | 53° | 1.37" | — |
| 1976 | 44° | 33° | 39° | 0.03" | — |
| 1975 | 43° | 28° | 35° | 0.03" | — |
| 1974 | 50° | 41° | 46° | 0.51" | — |
| 1973 | 47° | 42° | 44° | 1.09" | — |
| 1972 | 40° | 19° | 29° | — | — |
| 1971 | 45° | 37° | 41° | 1.7" | — |
55 years of data from HILLSBORO