Weather on May 15
Edison, NJ
55 Years of Data
Avg High
71°F
Avg Low
50°F
Warmest
1991
74°F avg
Coldest
2019
47°F avg
About This Date
May 15th in Edison, NJ typically brings pleasant spring weather, with average highs around 71°F and lows near 50°F. Over 55 years of records, the warmest May 15th was in 1991 (74°F average), while the coldest was 2019 (47°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 15th dates historically, with the wettest May 15th recording 3.4" of rain. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Edison, NJ? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 58° | 61° | 2.82" | — |
| 2024 | 73° | 58° | 65° | 0.84" | — |
| 2023 | 75° | 42° | 59° | — | — |
| 2022 | 69° | 59° | 64° | 0.69" | — |
| 2021 | 76° | 41° | 58° | — | — |
| 2020 | 71° | 56° | 63° | 0.08" | — |
| 2019coldest | 55° | 40° | 47° | 0.2" | — |
| 2018 | 74° | 54° | 64° | — | — |
| 2017 | 69° | 50° | 60° | 0.76" | — |
| 2016 | 80° | 45° | 62° | 0.08" | — |
| 2015 | 74° | 45° | 59° | — | — |
| 2014 | 69° | 53° | 61° | — | — |
| 2013 | 62° | 42° | 52° | — | — |
| 2012 | 70° | 62° | 66° | 0.18" | — |
| 2011 | 66° | 56° | 61° | 0.84" | — |
| 2010 | 83° | 59° | 71° | — | — |
| 2009 | 74° | 57° | 65° | 0.3" | — |
| 2008 | 76° | 50° | 63° | — | — |
| 2007 | 71° | 52° | 61° | — | — |
| 2006 | 63° | 51° | 57° | 0.79" | — |
| 2005 | 80° | 59° | 70° | — | — |
| 2004 | 64° | 54° | 59° | 0.03" | — |
| 2003 | 63° | 41° | 52° | — | — |
| 2002 | 63° | 45° | 54° | 0.1" | — |
| 2001 | 72° | 43° | 57° | — | — |
| 2000 | 73° | 41° | 57° | — | — |
| 1999 | 66° | 39° | 53° | — | — |
| 1998 | 75° | 41° | 58° | — | — |
| 1997 | 70° | 50° | 60° | — | — |
| 1996 | 63° | 38° | 50° | — | — |
| 1995 | 64° | 52° | 58° | 0.18" | — |
| 1994 | 73° | 42° | 58° | — | — |
| 1993 | 69° | 44° | 57° | — | — |
| 1992 | 78° | 51° | 65° | — | — |
| 1991warmest | 86° | 62° | 74° | 0.05" | — |
| 1990 | 76° | 47° | 61° | — | — |
| 1989 | 69° | 48° | 59° | 0.03" | — |
| 1988 | 70° | 44° | 57° | — | — |
| 1987 | 70° | 45° | 57° | — | — |
| 1986 | 66° | 52° | 59° | — | — |
| 1985 | 84° | 49° | 66° | — | — |
| 1984 | 60° | 35° | 48° | — | — |
| 1983 | 72° | 54° | 63° | 0.05" | — |
| 1982 | 75° | 46° | 61° | — | — |
| 1981 | 79° | 59° | 69° | — | — |
| 1980 | 74° | 46° | 60° | — | — |
| 1979 | 63° | 54° | 58° | 0.74" | — |
| 1978 | 58° | 50° | 54° | 2.46" | — |
| 1977 | 71° | 40° | 55° | — | — |
| 1976 | 78° | 62° | 70° | — | — |
| 1975 | 78° | 55° | 67° | — | — |
| 1974 | 78° | 56° | 67° | — | — |
| 1973 | 69° | 52° | 60° | 0.13" | — |
| 1972 | 66° | 56° | 61° | 3.4" | — |
| 1971 | 72° | 42° | 57° | — | — |
55 years of data from NEW BRUNSWICK 3 SE