Weather on May 9
Edison, NJ
55 Years of Data
Avg High
68°F
Avg Low
46°F
Warmest
2000
79°F avg
Coldest
2020
43°F avg
About This Date
May 9th in Edison, NJ typically brings mild spring weather, with average highs around 68°F and lows near 46°F. Over 55 years of records, the warmest May 9th was in 2000 (79°F average), while the coldest was 2020 (43°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 49% of May 9th dates historically, with the wettest May 9th recording 3.81" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Edison, NJ? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 57° | 68° | 0.41" | — |
| 2024 | 86° | 56° | 71° | — | — |
| 2023 | 78° | 50° | 64° | — | — |
| 2022 | 62° | 45° | 53° | — | — |
| 2021 | 57° | 41° | 49° | 0.53" | — |
| 2020coldest | 53° | 33° | 43° | 1.32" | — |
| 2019 | 71° | 50° | 61° | — | — |
| 2018 | 72° | 46° | 59° | — | — |
| 2017 | 60° | 41° | 51° | — | — |
| 2016 | 69° | 40° | 54° | 0.05" | — |
| 2015 | 88° | 55° | 71° | 0.05" | — |
| 2014 | 60° | 53° | 57° | 0.66" | — |
| 2013 | 67° | 51° | 59° | 3.81" | — |
| 2012 | 74° | 60° | 67° | 0.86" | — |
| 2011 | 75° | 46° | 61° | — | — |
| 2010 | 76° | 43° | 59° | 0.05" | — |
| 2009 | 78° | 54° | 66° | 0.15" | — |
| 2008 | 74° | 52° | 63° | 0.53" | — |
| 2007 | 76° | 49° | 62° | — | — |
| 2006 | 61° | 48° | 54° | — | — |
| 2005 | 67° | 42° | 54° | — | — |
| 2004 | 60° | 47° | 53° | — | — |
| 2003 | 62° | 52° | 57° | 0.1" | — |
| 2002 | 74° | 51° | 62° | 0.05" | — |
| 2001 | 69° | 43° | 56° | — | — |
| 2000warmest | 92° | 67° | 79° | — | — |
| 1999 | 73° | 54° | 63° | 0.18" | — |
| 1998 | 57° | 53° | 55° | 2.72" | — |
| 1997 | 62° | 47° | 54° | 1.27" | — |
| 1996 | 64° | 47° | 55° | 0.28" | — |
| 1995 | 69° | 38° | 53° | — | — |
| 1994 | 61° | 47° | 54° | — | — |
| 1993 | 73° | 47° | 60° | — | — |
| 1992 | 56° | 47° | 51° | 1.7" | — |
| 1991 | 71° | 47° | 59° | — | — |
| 1990 | 77° | 48° | 63° | — | — |
| 1989 | 55° | 36° | 45° | — | — |
| 1988 | 67° | 37° | 52° | — | — |
| 1987 | 68° | 38° | 53° | — | — |
| 1986 | 73° | 43° | 58° | 0.08" | — |
| 1985 | 64° | 33° | 49° | — | — |
| 1984 | 74° | 49° | 61° | 1.6" | — |
| 1983 | 81° | 41° | 61° | 0.1" | — |
| 1982 | 67° | 52° | 59° | — | — |
| 1981 | 66° | 34° | 50° | — | — |
| 1980 | 56° | 41° | 48° | 0.23" | — |
| 1979 | 85° | 57° | 71° | — | — |
| 1978 | 60° | 43° | 51° | 1.57" | — |
| 1977 | 67° | 34° | 50° | 0.33" | — |
| 1976 | 63° | 37° | 50° | — | — |
| 1975 | 73° | 48° | 61° | — | — |
| 1974 | 64° | 40° | 52° | — | — |
| 1973 | 60° | 51° | 56° | 1.63" | — |
| 1972 | 64° | 45° | 54° | 1.57" | — |
| 1971 | 50° | 47° | 48° | 0.23" | — |
55 years of data from NEW BRUNSWICK 3 SE