Weather on May 18
Edison, NJ
55 Years of Data
Avg High
73°F
Avg Low
51°F
Warmest
2017
78°F avg
Coldest
1983
48°F avg
About This Date
May 18th in Edison, NJ typically brings pleasant spring weather, with average highs around 73°F and lows near 51°F. Over 55 years of records, the warmest May 18th was in 2017 (78°F average), while the coldest was 1983 (48°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 18th dates historically, with the wettest May 18th recording 3.35" of rain. The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.0°F warmer on this date compared to 20-30 years ago.
Planning for May 18th in Edison, NJ? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 58° | 71° | 0.08" | — |
| 2024 | 72° | 56° | 64° | — | — |
| 2023 | 66° | 38° | 52° | — | — |
| 2022 | 79° | 50° | 64° | — | — |
| 2021 | 78° | 48° | 63° | — | — |
| 2020 | 68° | 52° | 60° | — | — |
| 2019 | 81° | 56° | 68° | 0.03" | — |
| 2018 | 70° | 58° | 64° | 0.2" | — |
| 2017warmest | 92° | 65° | 78° | — | — |
| 2016 | 67° | 49° | 58° | 0.08" | — |
| 2015 | 87° | 65° | 76° | 0.03" | — |
| 2014 | 70° | 43° | 56° | — | — |
| 2013 | 74° | 50° | 62° | — | — |
| 2012 | 75° | 45° | 60° | — | — |
| 2011 | 61° | 55° | 58° | 1.57" | — |
| 2010 | 73° | 51° | 62° | 0.41" | — |
| 2009 | 60° | 48° | 54° | — | — |
| 2008 | 73° | 50° | 62° | 0.13" | — |
| 2007 | 70° | 49° | 59° | — | — |
| 2006 | 71° | 51° | 61° | — | — |
| 2005 | 69° | 45° | 57° | — | — |
| 2004 | 79° | 57° | 68° | 0.03" | — |
| 2003 | 61° | 37° | 49° | — | — |
| 2002 | 79° | 49° | 64° | 3.35" | — |
| 2001 | 60° | 52° | 56° | 0.05" | — |
| 2000 | 72° | 57° | 64° | — | — |
| 1999 | 71° | 49° | 60° | — | — |
| 1998 | 68° | 48° | 58° | — | — |
| 1997 | 68° | 40° | 54° | — | — |
| 1996 | 73° | 51° | 62° | — | — |
| 1995 | 70° | 56° | 63° | 0.36" | — |
| 1994 | 62° | 42° | 52° | 0.03" | — |
| 1993 | 70° | 46° | 58° | — | — |
| 1992 | 66° | 52° | 59° | — | — |
| 1991 | 83° | 56° | 69° | — | — |
| 1990 | 67° | 47° | 57° | 1.09" | — |
| 1989 | 77° | 50° | 64° | 0.38" | — |
| 1988 | 63° | 57° | 60° | 1.32" | — |
| 1987 | 85° | 56° | 70° | — | — |
| 1986 | 85° | 58° | 71° | — | — |
| 1985 | 73° | 52° | 62° | 1.14" | — |
| 1984 | 65° | 35° | 50° | — | — |
| 1983coldest | 62° | 34° | 48° | — | — |
| 1982 | 81° | 58° | 69° | — | — |
| 1981 | 69° | 43° | 56° | — | — |
| 1980 | 76° | 56° | 66° | 0.15" | — |
| 1979 | 74° | 49° | 61° | — | — |
| 1978 | 62° | 50° | 56° | 1.24" | — |
| 1977 | 89° | 61° | 75° | — | — |
| 1976 | 76° | 62° | 69° | 0.36" | — |
| 1975 | 73° | 57° | 65° | 0.03" | — |
| 1974 | 90° | 62° | 76° | 0.25" | — |
| 1973 | 69° | 41° | 55° | 0.76" | — |
| 1972 | 69° | 50° | 60° | 0.15" | — |
| 1971 | 77° | 51° | 64° | — | — |
55 years of data from NEW BRUNSWICK 3 SE