Weather on May 9
Rochester, NY
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
1979
78°F avg
Coldest
2020
35°F avg
About This Date
May 9th in Rochester, NY typically brings mild spring weather, with average highs around 66°F and lows near 46°F. Over 55 years of records, the warmest May 9th was in 1979 (78°F average), while the coldest was 2020 (35°F) — a 43°F range across recorded history. Precipitation has occurred on 45% of recorded May 9th dates, with snow falling 5% of the time. The last decade has been 7.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.8°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Rochester, NY? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 56° | 38° | 47° | — | — |
| 2024 | 63° | 46° | 54° | — | — |
| 2023 | 60° | 43° | 51° | — | — |
| 2022 | 69° | 37° | 53° | — | — |
| 2021 | 54° | 36° | 45° | 0.51" | — |
| 2020coldest | 40° | 29° | 35° | 0.05" | 0.2" |
| 2019 | 75° | 46° | 61° | 0.43" | — |
| 2018 | 82° | 50° | 66° | — | — |
| 2017 | 51° | 37° | 44° | — | — |
| 2016 | 57° | 37° | 47° | — | — |
| 2015 | 92° | 65° | 78° | 0.3" | — |
| 2014 | 87° | 53° | 70° | 0.33" | — |
| 2013 | 71° | 57° | 64° | 1.57" | — |
| 2012 | 68° | 49° | 58° | — | — |
| 2011 | 62° | 41° | 52° | — | — |
| 2010 | 46° | 33° | 40° | 0.1" | 0.4" |
| 2009 | 73° | 48° | 61° | 0.36" | — |
| 2008 | 58° | 40° | 49° | — | — |
| 2007 | 86° | 57° | 72° | — | — |
| 2006 | 72° | 45° | 58° | — | — |
| 2005 | 72° | 41° | 56° | — | — |
| 2004 | 63° | 44° | 53° | 0.3" | — |
| 2003 | 62° | 39° | 51° | — | — |
| 2002 | 70° | 49° | 59° | 1.09" | — |
| 2001 | 75° | 48° | 62° | — | — |
| 2000 | 83° | 68° | 75° | — | — |
| 1999 | 60° | 47° | 53° | 0.15" | — |
| 1998 | 64° | 54° | 59° | 0.03" | — |
| 1997 | 62° | 45° | 53° | 0.33" | — |
| 1996 | 68° | 51° | 60° | 0.41" | — |
| 1995 | 64° | 40° | 52° | 0.33" | — |
| 1994 | 65° | 44° | 54° | 0.13" | — |
| 1993 | 77° | 45° | 61° | — | — |
| 1992 | 72° | 54° | 63° | 0.48" | — |
| 1991 | 60° | 45° | 52° | 0.15" | — |
| 1990 | 79° | 60° | 69° | — | — |
| 1989 | 63° | 38° | 50° | 0.05" | — |
| 1988 | 73° | 58° | 65° | 0.08" | — |
| 1987 | 78° | 44° | 61° | — | — |
| 1986 | 61° | 43° | 52° | — | — |
| 1985 | 74° | 34° | 54° | — | — |
| 1984 | 51° | 40° | 45° | 0.05" | — |
| 1983 | 48° | 35° | 42° | — | — |
| 1982 | 66° | 44° | 55° | — | — |
| 1981 | 75° | 50° | 63° | — | — |
| 1980 | 55° | 42° | 49° | — | — |
| 1979warmest | 89° | 66° | 78° | — | — |
| 1978 | 71° | 51° | 61° | 1.55" | — |
| 1977 | 49° | 34° | 41° | — | 0.1" |
| 1976 | 65° | 42° | 53° | — | — |
| 1975 | 72° | 41° | 56° | — | — |
| 1974 | 63° | 46° | 54° | 0.36" | — |
| 1973 | 66° | 53° | 60° | — | — |
| 1972 | 53° | 43° | 48° | 0.15" | — |
| 1971 | 51° | 43° | 47° | 0.38" | — |
55 years of data from ROCHESTER GTR INTL