Weather on December 29
Hillsboro, OR
55 Years of Data
Avg High
44°F
Avg Low
33°F
Warmest
1998
52°F avg
Coldest
1978
21°F avg
About This Date
December 29th in Hillsboro, OR typically brings chilly winter weather, with average highs around 44°F and lows near 33°F. Over 55 years of records, the warmest December 29th was in 1998 (52°F average), while the coldest was 1978 (21°F) — a 31°F range across recorded history. Precipitation has occurred on 67% of recorded December 29th dates, with snow falling 2% of the time. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 29th in Hillsboro, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 46° | 29° | 37° | — | — |
| 2024 | 50° | 38° | 44° | 0.79" | — |
| 2023 | 55° | 43° | 49° | 0.36" | — |
| 2022 | 49° | 39° | 44° | 1.9" | — |
| 2021 | 34° | 26° | 30° | — | — |
| 2020 | 37° | 27° | 32° | 0.15" | — |
| 2019 | 45° | 39° | 42° | 0.2" | — |
| 2018 | 51° | 45° | 48° | 0.79" | — |
| 2017 | 55° | 48° | 52° | 1.35" | — |
| 2016 | 38° | 33° | 35° | 0.05" | — |
| 2015 | 41° | 33° | 37° | 0.38" | — |
| 2014 | 44° | 33° | 39° | 0.08" | — |
| 2013 | 39° | 29° | 34° | — | — |
| 2012 | 38° | 30° | 34° | — | — |
| 2011 | 53° | 42° | 48° | 1.35" | — |
| 2010 | 45° | 29° | 37° | 0.33" | — |
| 2009 | 34° | 22° | 28° | 1.19" | — |
| 2008 | 44° | 35° | 40° | 1.45" | — |
| 2007 | 45° | 36° | 40° | 0.25" | — |
| 2006 | 40° | 32° | 36° | — | — |
| 2005 | 47° | 40° | 43° | 2.01" | — |
| 2004 | 42° | 36° | 39° | 0.36" | — |
| 2003 | 41° | 28° | 35° | 0.43" | — |
| 2002 | 45° | 34° | 39° | 0.74" | — |
| 2001 | 45° | 33° | 39° | — | — |
| 2000 | 45° | 29° | 37° | — | — |
| 1999 | 40° | 28° | 34° | — | — |
| 1998warmest | 54° | 51° | 52° | 0.23" | — |
| 1997 | 50° | 40° | 45° | — | — |
| 1996 | 54° | 40° | 47° | 2.36" | — |
| 1995 | 52° | 43° | 47° | 0.1" | — |
| 1994 | 44° | 28° | 36° | — | — |
| 1993 | 40° | 30° | 35° | — | — |
| 1992 | 47° | 38° | 42° | 0.05" | — |
| 1991 | 43° | 39° | 41° | 0.23" | — |
| 1990 | 33° | 13° | 23° | — | — |
| 1989 | 44° | 33° | 39° | 0.05" | — |
| 1988 | 40° | 26° | 33° | 0.05" | — |
| 1987 | 39° | 30° | 35° | 0.41" | — |
| 1986 | 41° | 30° | 36° | 3.43" | — |
| 1985 | 37° | 19° | 28° | — | — |
| 1984 | 42° | 31° | 36° | 0.28" | — |
| 1983 | 34° | 24° | 29° | 0.74" | — |
| 1982 | 41° | 25° | 33° | — | — |
| 1981 | 46° | 29° | 37° | — | — |
| 1980 | 56° | 36° | 46° | — | — |
| 1979 | 43° | 32° | 37° | 0.05" | — |
| 1978coldest | 26° | 15° | 21° | — | — |
| 1977 | 39° | 34° | 36° | 1.09" | — |
| 1976 | 49° | 34° | 41° | 0.1" | — |
| 1975 | 55° | 44° | 50° | 0.25" | — |
| 1974 | 39° | 34° | 36° | 1.14" | — |
| 1973 | 45° | 37° | 41° | 1.78" | — |
| 1972 | 42° | 32° | 37° | — | — |
| 1971 | 38° | 30° | 34° | 0.25" | 0.8" |
55 years of data from HILLSBORO