Weather on August 20
Rochester, NY
55 Years of Data
Avg High
79°F
Avg Low
58°F
Warmest
2016
80°F avg
Coldest
2000
55°F avg
About This Date
August 20th in Rochester, NY typically brings pleasant summer weather, with average highs around 79°F and lows near 58°F. Over 55 years of records, the warmest August 20th was in 2016 (80°F average), while the coldest was 2000 (55°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 20th dates historically, with the wettest August 20th recording 4.9" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for August 20th in Rochester, NY? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 57° | 61° | 0.84" | — |
| 2024 | 67° | 55° | 61° | 0.08" | — |
| 2023 | 84° | 56° | 70° | — | — |
| 2022 | 90° | 61° | 75° | 0.1" | — |
| 2021 | 85° | 69° | 77° | — | — |
| 2020 | 78° | 50° | 64° | — | — |
| 2019 | 87° | 62° | 75° | — | — |
| 2018 | 79° | 60° | 69° | — | — |
| 2017 | 83° | 59° | 71° | — | — |
| 2016warmest | 90° | 70° | 80° | 1.5" | — |
| 2015 | 84° | 63° | 73° | 4.9" | — |
| 2014 | 79° | 61° | 70° | — | — |
| 2013 | 84° | 59° | 72° | — | — |
| 2012 | 74° | 53° | 63° | — | — |
| 2011 | 86° | 62° | 74° | — | — |
| 2010 | 72° | 59° | 65° | — | — |
| 2009 | 87° | 63° | 75° | 0.86" | — |
| 2008 | 71° | 49° | 60° | — | — |
| 2007 | 63° | 59° | 61° | 0.15" | — |
| 2006 | 77° | 64° | 71° | 0.05" | — |
| 2005 | 82° | 67° | 74° | 3" | — |
| 2004 | 71° | 58° | 64° | 0.03" | — |
| 2003 | 85° | 60° | 72° | — | — |
| 2002 | 79° | 57° | 68° | 0.03" | — |
| 2001 | 77° | 62° | 70° | — | — |
| 2000coldest | 64° | 46° | 55° | — | — |
| 1999 | 69° | 59° | 64° | 3.81" | — |
| 1998 | 76° | 47° | 61° | — | — |
| 1997 | 73° | 50° | 62° | 1.37" | — |
| 1996 | 85° | 61° | 73° | — | — |
| 1995 | 90° | 68° | 79° | — | — |
| 1994 | 89° | 67° | 78° | 1.24" | — |
| 1993 | 84° | 66° | 75° | 1.19" | — |
| 1992 | 69° | 52° | 60° | — | — |
| 1991 | 70° | 59° | 64° | 1.45" | — |
| 1990 | 62° | 59° | 61° | — | — |
| 1989 | 79° | 64° | 71° | — | — |
| 1988 | 80° | 47° | 63° | — | — |
| 1987 | 74° | 56° | 65° | — | — |
| 1986 | 81° | 55° | 68° | — | — |
| 1985 | 74° | 52° | 63° | — | — |
| 1984 | 71° | 50° | 61° | — | — |
| 1983 | 85° | 67° | 76° | — | — |
| 1982 | 82° | 64° | 73° | 0.91" | — |
| 1981 | 80° | 51° | 66° | — | — |
| 1980 | 84° | 61° | 72° | — | — |
| 1979 | 78° | 52° | 65° | — | — |
| 1978 | 75° | 57° | 66° | — | — |
| 1977 | 70° | 46° | 58° | — | — |
| 1976 | 86° | 59° | 73° | — | — |
| 1975 | 75° | 50° | 63° | — | — |
| 1974 | 88° | 59° | 73° | — | — |
| 1973 | 84° | 57° | 71° | — | — |
| 1972 | 81° | 54° | 67° | — | — |
| 1971 | 87° | 66° | 77° | 0.66" | — |
55 years of data from ROCHESTER GTR INTL