Weather on August 21
Eugene, OR
55 Years of Data
Avg High
81°F
Avg Low
52°F
Warmest
1991
74°F avg
Coldest
1985
58°F avg
About This Date
August 21st in Eugene, OR typically brings warm summer weather, with average highs around 81°F and lows near 52°F — a 29°F daily swing. Over 55 years of records, the warmest August 21st was in 1991 (74°F average), while the coldest was 1985 (58°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 16% of August 21st dates historically, with the wettest August 21st recording 4.78" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for August 21st in Eugene, OR? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 53° | 71° | — | — |
| 2024 | 79° | 51° | 65° | — | — |
| 2023 | 81° | 54° | 67° | — | — |
| 2022 | 94° | 50° | 72° | — | — |
| 2021 | 78° | 55° | 67° | — | — |
| 2020 | 81° | 60° | 70° | 0.03" | — |
| 2019 | 73° | 52° | 62° | 1.02" | — |
| 2018 | 94° | 52° | 73° | — | — |
| 2017 | 85° | 54° | 69° | — | — |
| 2016 | 87° | 52° | 69° | — | — |
| 2015 | 82° | 49° | 65° | — | — |
| 2014 | 86° | 45° | 65° | — | — |
| 2013 | 87° | 54° | 70° | — | — |
| 2012 | 83° | 51° | 67° | — | — |
| 2011 | 91° | 57° | 74° | — | — |
| 2010 | 76° | 46° | 61° | — | — |
| 2009 | 78° | 58° | 68° | — | — |
| 2008 | 74° | 51° | 62° | — | — |
| 2007 | 81° | 58° | 69° | — | — |
| 2006 | 77° | 50° | 64° | — | — |
| 2005 | 85° | 53° | 69° | — | — |
| 2004 | 85° | 53° | 69° | 0.08" | — |
| 2003 | 91° | 48° | 70° | — | — |
| 2002 | 73° | 42° | 58° | — | — |
| 2001 | 75° | 51° | 63° | 0.25" | — |
| 2000 | 84° | 48° | 66° | — | — |
| 1999 | 82° | 57° | 70° | — | — |
| 1998 | 79° | 49° | 64° | — | — |
| 1997 | 82° | 56° | 69° | — | — |
| 1996 | 85° | 44° | 64° | — | — |
| 1995 | 82° | 55° | 69° | — | — |
| 1994 | 76° | 54° | 65° | — | — |
| 1993 | 78° | 56° | 67° | — | — |
| 1992 | 70° | 49° | 59° | — | — |
| 1991warmest | 92° | 56° | 74° | — | — |
| 1990 | 69° | 61° | 65° | — | — |
| 1989 | 77° | 60° | 69° | 0.43" | — |
| 1988 | 85° | 46° | 65° | — | — |
| 1987 | 80° | 47° | 63° | — | — |
| 1986 | 88° | 53° | 70° | — | — |
| 1985coldest | 77° | 39° | 58° | — | — |
| 1984 | 85° | 49° | 67° | — | — |
| 1983 | 84° | 42° | 63° | — | — |
| 1982 | 89° | 51° | 70° | — | — |
| 1981 | 81° | 43° | 62° | — | — |
| 1980 | 81° | 41° | 61° | — | — |
| 1979 | 81° | 55° | 68° | 4.78" | — |
| 1978 | 65° | 55° | 60° | 0.18" | — |
| 1977 | 69° | 58° | 63° | 0.08" | — |
| 1976 | 85° | 53° | 69° | — | — |
| 1975 | 73° | 54° | 63° | — | — |
| 1974 | 83° | 47° | 65° | — | — |
| 1973 | 77° | 44° | 61° | — | — |
| 1972 | 80° | 57° | 69° | — | — |
| 1971 | 81° | 59° | 70° | 0.56" | — |
55 years of data from EUGENE-MAHLON SWEET FLD