Weather on May 15
Buffalo, NY
55 Years of Data
Avg High
68°F
Avg Low
48°F
Warmest
1998
70°F avg
Coldest
2016
42°F avg
About This Date
May 15th in Buffalo, NY typically brings mild spring weather, with average highs around 68°F and lows near 48°F. Over 55 years of records, the warmest May 15th was in 1998 (70°F average), while the coldest was 2016 (42°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 51% of May 15th dates historically, with the wettest May 15th recording 3.38" of rain. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Buffalo, NY? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 58° | 68° | — | — |
| 2024 | 72° | 58° | 65° | — | — |
| 2023 | 65° | 39° | 52° | — | — |
| 2022 | 74° | 62° | 68° | — | — |
| 2021 | 70° | 43° | 56° | — | — |
| 2020 | 74° | 49° | 61° | 0.43" | — |
| 2019 | 58° | 40° | 49° | 0.86" | — |
| 2018 | 72° | 62° | 67° | 0.81" | — |
| 2017 | 61° | 44° | 52° | — | — |
| 2016coldest | 47° | 38° | 42° | — | — |
| 2015 | 68° | 50° | 59° | 0.03" | — |
| 2014 | 78° | 50° | 64° | 1.07" | — |
| 2013 | 76° | 51° | 63° | — | — |
| 2012 | 74° | 52° | 63° | — | — |
| 2011 | 53° | 44° | 49° | 3.38" | — |
| 2010 | 56° | 49° | 52° | — | — |
| 2009 | 70° | 47° | 58° | — | — |
| 2008 | 62° | 45° | 53° | 0.03" | — |
| 2007 | 75° | 60° | 68° | 0.79" | — |
| 2006 | 66° | 51° | 59° | 0.51" | — |
| 2005 | 59° | 47° | 53° | — | — |
| 2004 | 71° | 49° | 60° | 0.64" | — |
| 2003 | 65° | 44° | 54° | 0.69" | — |
| 2002 | 52° | 37° | 44° | — | — |
| 2001 | 67° | 39° | 53° | — | — |
| 2000 | 58° | 43° | 50° | — | — |
| 1999 | 76° | 52° | 64° | — | — |
| 1998warmest | 83° | 58° | 70° | — | — |
| 1997 | 51° | 40° | 45° | 0.79" | — |
| 1996 | 68° | 42° | 55° | — | — |
| 1995 | 64° | 51° | 58° | — | — |
| 1994 | 70° | 52° | 61° | 1.47" | — |
| 1993 | 71° | 55° | 63° | 0.18" | — |
| 1992 | 76° | 44° | 60° | 0.08" | — |
| 1991 | 85° | 54° | 69° | — | — |
| 1990 | 74° | 55° | 64° | 0.05" | — |
| 1989 | 66° | 42° | 54° | 0.36" | — |
| 1988 | 82° | 44° | 63° | 1.3" | — |
| 1987 | 63° | 45° | 54° | 0.1" | — |
| 1986 | 78° | 56° | 67° | 0.03" | — |
| 1985 | 79° | 50° | 64° | 0.08" | — |
| 1984 | 48° | 40° | 44° | 0.05" | — |
| 1983 | 66° | 43° | 54° | 0.46" | — |
| 1982 | 73° | 45° | 59° | — | — |
| 1981 | 64° | 47° | 55° | 1.37" | — |
| 1980 | 58° | 39° | 48° | 0.03" | — |
| 1979 | 62° | 51° | 57° | 0.23" | — |
| 1978 | 61° | 51° | 56° | — | — |
| 1977 | 69° | 36° | 52° | — | — |
| 1976 | 74° | 55° | 64° | — | — |
| 1975 | 72° | 54° | 63° | — | — |
| 1974 | 72° | 48° | 60° | 0.25" | — |
| 1973 | 52° | 43° | 47° | 0.03" | — |
| 1972 | 71° | 52° | 61° | — | — |
| 1971 | 75° | 30° | 53° | — | — |
55 years of data from GRAND ISLAND