Weather on August 21
Cleveland, OH
55 Years of Data
Avg High
79°F
Avg Low
63°F
Warmest
2003
82°F avg
Coldest
1982
59°F avg
About This Date
August 21st in Cleveland, OH typically brings pleasant summer weather, with average highs around 79°F and lows near 63°F. Over 55 years of records, the warmest August 21st was in 2003 (82°F average), while the coldest was 1982 (59°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 21st dates historically, with the wettest August 21st recording 2.9" of rain. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
Planning for August 21st in Cleveland, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 67° | 69° | 0.23" | — |
| 2024 | 72° | 59° | 65° | — | — |
| 2023 | 79° | 70° | 74° | — | — |
| 2022 | 79° | 67° | 73° | 0.74" | — |
| 2021 | 81° | 68° | 74° | — | — |
| 2020 | 81° | 63° | 72° | — | — |
| 2019 | 82° | 73° | 78° | — | — |
| 2018 | 83° | 69° | 76° | 0.53" | — |
| 2017 | 85° | 73° | 79° | — | — |
| 2016 | 79° | 70° | 74° | — | — |
| 2015 | 76° | 61° | 68° | — | — |
| 2014 | 78° | 70° | 74° | 0.51" | — |
| 2013 | 85° | 67° | 76° | — | — |
| 2012 | 73° | 62° | 68° | — | — |
| 2011 | 78° | 68° | 73° | 1.52" | — |
| 2010 | 83° | 70° | 76° | 2.9" | — |
| 2009 | 83° | 72° | 77° | — | — |
| 2008 | 89° | 61° | 75° | — | — |
| 2007 | 74° | 67° | 70° | 0.28" | — |
| 2006 | 78° | 60° | 69° | — | — |
| 2005 | 83° | 72° | 77° | — | — |
| 2004 | 73° | 58° | 65° | 0.03" | — |
| 2003warmest | 93° | 72° | 82° | — | — |
| 2002 | 83° | 61° | 72° | — | — |
| 2001 | 75° | 61° | 68° | — | — |
| 2000 | 71° | 54° | 62° | — | — |
| 1999 | 73° | 65° | 69° | — | — |
| 1998 | 81° | 69° | 75° | — | — |
| 1997 | 66° | 56° | 61° | 1.6" | — |
| 1996 | 81° | 66° | 73° | 0.03" | — |
| 1995 | 86° | 68° | 77° | 0.03" | — |
| 1994 | 74° | 65° | 69° | — | — |
| 1993 | 73° | 55° | 64° | — | — |
| 1992 | 74° | 48° | 61° | — | — |
| 1991 | 77° | 61° | 69° | — | — |
| 1990 | 69° | 65° | 67° | 0.05" | — |
| 1989 | 84° | 67° | 75° | — | — |
| 1988 | 75° | 56° | 65° | — | — |
| 1987 | 77° | 62° | 70° | 0.58" | — |
| 1986 | 81° | 65° | 73° | — | — |
| 1985 | 70° | 58° | 64° | — | — |
| 1984 | 80° | 48° | 64° | — | — |
| 1983 | 87° | 58° | 72° | — | — |
| 1982coldest | 69° | 49° | 59° | 1.14" | — |
| 1981 | 80° | 59° | 70° | — | — |
| 1980 | 88° | 68° | 78° | 1.27" | — |
| 1979 | 81° | 65° | 73° | 0.05" | — |
| 1978 | 79° | 52° | 65° | — | — |
| 1977 | 74° | 54° | 64° | — | — |
| 1976 | 81° | 58° | 69° | — | — |
| 1975 | 81° | 61° | 71° | — | — |
| 1974 | 88° | 63° | 75° | — | — |
| 1973 | 73° | 60° | 67° | 1.78" | — |
| 1972 | 83° | 62° | 72° | — | — |
| 1971 | 85° | 53° | 69° | — | — |
55 years of data from CLEVELAND BURKE LAKEFRONT AP