Weather on October 21
Gresham, OR
55 Years of Data
Avg High
63°F
Avg Low
45°F
Warmest
2003
71°F avg
Coldest
1984
43°F avg
About This Date
October 21st in Gresham, OR typically brings mild fall weather, with average highs around 63°F and lows near 45°F. Over 55 years of records, the warmest October 21st was in 2003 (71°F average), while the coldest was 1984 (43°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 51% of October 21st dates historically, with the wettest October 21st recording 4.52" of rain. 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 October 21st in Gresham, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 40° | 52° | — | — |
| 2024 | 62° | 48° | 55° | 0.61" | — |
| 2023 | 62° | 57° | 60° | 0.03" | — |
| 2022 | 55° | 44° | 50° | 1.22" | — |
| 2021 | 67° | 55° | 61° | 2.31" | — |
| 2020 | 60° | 39° | 50° | 0.05" | — |
| 2019 | 63° | 51° | 57° | — | — |
| 2018 | 68° | 42° | 55° | — | — |
| 2017 | 63° | 47° | 55° | 4.52" | — |
| 2016 | 63° | 51° | 57° | 1.96" | — |
| 2015 | 66° | 46° | 56° | — | — |
| 2014 | 63° | 55° | 59° | 0.3" | — |
| 2013 | 74° | 45° | 59° | — | — |
| 2012 | 55° | 41° | 48° | 0.03" | — |
| 2011 | 63° | 51° | 57° | — | — |
| 2010 | 62° | 41° | 52° | — | — |
| 2009 | 63° | 50° | 56° | 0.63" | — |
| 2008 | 57° | 38° | 47° | — | — |
| 2007 | 61° | 45° | 53° | — | — |
| 2006 | 68° | 40° | 54° | — | — |
| 2005 | 69° | 47° | 58° | — | — |
| 2004 | 58° | 45° | 51° | 0.74" | — |
| 2003warmest | 80° | 63° | 71° | 0.25" | — |
| 2002 | 63° | 54° | 58° | — | — |
| 2001 | 54° | 37° | 45° | 0.71" | — |
| 2000 | 59° | 41° | 50° | 0.91" | — |
| 1999 | 73° | 41° | 57° | — | — |
| 1998 | 68° | 55° | 62° | — | — |
| 1997 | 67° | 37° | 52° | — | — |
| 1996 | 55° | 35° | 45° | — | — |
| 1995 | 60° | 45° | 52° | 0.2" | — |
| 1994 | 63° | 40° | 51° | 0.23" | — |
| 1993 | 68° | 42° | 55° | — | — |
| 1992 | 58° | 52° | 55° | 1.37" | — |
| 1991 | 70° | 54° | 62° | — | — |
| 1990 | 57° | 44° | 51° | 2.29" | — |
| 1989 | 69° | 49° | 59° | 0.99" | — |
| 1988 | 67° | 46° | 56° | — | — |
| 1987 | 70° | 44° | 57° | — | — |
| 1986 | 71° | 39° | 55° | — | — |
| 1985 | 66° | 44° | 55° | — | — |
| 1984coldest | 48° | 37° | 43° | 0.36" | — |
| 1983 | 68° | 47° | 57° | — | — |
| 1982 | 59° | 46° | 53° | 0.05" | — |
| 1981 | 63° | 44° | 53° | — | — |
| 1980 | 60° | 39° | 50° | — | — |
| 1979 | 49° | 43° | 46° | 0.51" | — |
| 1978 | 62° | 39° | 51° | 0.1" | — |
| 1977 | 59° | 46° | 53° | — | — |
| 1976 | 66° | 39° | 53° | — | — |
| 1975 | 55° | 47° | 51° | 1.65" | — |
| 1974 | 63° | 42° | 52° | 0.53" | — |
| 1973 | 66° | 52° | 59° | 2.87" | — |
| 1972 | 53° | 45° | 49° | 0.64" | — |
| 1971 | 59° | 41° | 50° | 0.41" | — |
55 years of data from PORTLAND TROUTDALE AP