Weather on May 9
Buffalo, NY
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
2015
77°F avg
Coldest
2020
35°F avg
About This Date
May 9th in Buffalo, 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 2015 (77°F average), while the coldest was 2020 (35°F) — a 42°F range across recorded history. Precipitation has occurred on 45% of recorded May 9th dates, with snow falling 2% of the time. The last decade has been 5.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.1°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Buffalo, NY? 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 | 60° | 36° | 48° | — | — |
| 2024 | 64° | 47° | 55° | — | — |
| 2023 | 62° | 46° | 54° | — | — |
| 2022 | 73° | 44° | 59° | — | — |
| 2021 | 53° | 40° | 46° | 0.41" | — |
| 2020coldest | 41° | 29° | 35° | 0.1" | 0.3" |
| 2019 | 77° | 48° | 63° | 1.02" | — |
| 2018 | 85° | 58° | 71° | — | — |
| 2017 | 55° | 34° | 44° | — | — |
| 2016 | 60° | 39° | 50° | — | — |
| 2015warmest | 89° | 64° | 77° | — | — |
| 2014 | 82° | 59° | 71° | 0.18" | — |
| 2013 | 64° | 53° | 59° | 0.69" | — |
| 2012 | 65° | 49° | 57° | 0.05" | — |
| 2011 | 64° | 43° | 53° | — | — |
| 2010 | 49° | 34° | 41° | 0.03" | — |
| 2009 | 70° | 46° | 58° | 0.41" | — |
| 2008 | 60° | 41° | 51° | — | — |
| 2007 | 82° | 58° | 70° | — | — |
| 2006 | 77° | 50° | 64° | — | — |
| 2005 | 76° | 43° | 59° | — | — |
| 2004 | 65° | 44° | 54° | 0.61" | — |
| 2003 | 67° | 42° | 54° | — | — |
| 2002 | 76° | 50° | 63° | 0.97" | — |
| 2001 | 68° | 47° | 57° | — | — |
| 2000 | 80° | 61° | 70° | 1.35" | — |
| 1999 | 56° | 45° | 50° | 0.05" | — |
| 1998 | 65° | 55° | 60° | — | — |
| 1997 | 54° | 45° | 49° | 0.43" | — |
| 1996 | 69° | 51° | 60° | 0.79" | — |
| 1995 | 66° | 47° | 56° | 0.79" | — |
| 1994 | 62° | 45° | 53° | 0.61" | — |
| 1993 | 81° | 49° | 65° | — | — |
| 1992 | 67° | 52° | 59° | 0.13" | — |
| 1991 | 66° | 49° | 57° | 0.25" | — |
| 1990 | 76° | 61° | 68° | — | — |
| 1989 | 64° | 37° | 51° | 0.15" | — |
| 1988 | 74° | 55° | 64° | 0.66" | — |
| 1987 | 70° | 48° | 59° | — | — |
| 1986 | 63° | 44° | 53° | — | — |
| 1985 | 69° | 35° | 52° | — | — |
| 1984 | 47° | 40° | 43° | 0.08" | — |
| 1983 | 48° | 33° | 41° | — | — |
| 1982 | 66° | 35° | 51° | — | — |
| 1981 | 75° | 54° | 64° | — | — |
| 1980 | 51° | 38° | 44° | — | — |
| 1979 | 81° | 67° | 74° | — | — |
| 1978 | 63° | 45° | 54° | 0.15" | — |
| 1977 | 49° | 34° | 41° | — | — |
| 1976 | 60° | 42° | 51° | — | — |
| 1975 | 70° | 43° | 56° | — | — |
| 1974 | 57° | 42° | 50° | 0.58" | — |
| 1973 | 60° | 51° | 56° | 0.2" | — |
| 1972 | 48° | 40° | 44° | 1.32" | — |
| 1971 | 63° | 44° | 53° | — | — |
55 years of data from GRAND ISLAND