Weather on June 30
Edison, NJ
55 Years of Data
Avg High
85°F
Avg Low
63°F
Warmest
2021
85°F avg
Coldest
1988
64°F avg
About This Date
June 30th in Edison, NJ typically brings warm summer weather, with average highs around 85°F and lows near 63°F. Over 55 years of records, the warmest June 30th was in 2021 (85°F average), while the coldest was 1988 (64°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 40% of June 30th dates historically, with the wettest June 30th recording 7.39" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for June 30th in Edison, NJ? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 66° | 79° | — | — |
| 2024 | 85° | 73° | 79° | 0.41" | — |
| 2023 | 85° | 61° | 73° | — | — |
| 2022 | 86° | 60° | 73° | — | — |
| 2021warmest | 95° | 76° | 85° | — | — |
| 2020 | 89° | 64° | 77° | — | — |
| 2019 | 91° | 69° | 80° | 0.43" | — |
| 2018 | 91° | 62° | 77° | — | — |
| 2017 | 86° | 69° | 78° | — | — |
| 2016 | 86° | 61° | 73° | — | — |
| 2015 | 79° | 57° | 68° | — | — |
| 2014 | 86° | 60° | 73° | — | — |
| 2013 | 88° | 69° | 78° | — | — |
| 2012 | 95° | 70° | 82° | — | — |
| 2011 | 84° | 58° | 71° | — | — |
| 2010 | 91° | 58° | 74° | — | — |
| 2009 | 85° | 60° | 72° | — | — |
| 2008 | 91° | 66° | 79° | 7.39" | — |
| 2007 | 76° | 56° | 66° | — | — |
| 2006 | 87° | 61° | 74° | 0.33" | — |
| 2005 | 84° | 70° | 77° | 5.64" | — |
| 2004 | 80° | 56° | 68° | — | — |
| 2003 | 86° | 67° | 76° | — | — |
| 2002 | 87° | 62° | 75° | — | — |
| 2001 | 86° | 69° | 78° | — | — |
| 2000 | 77° | 60° | 69° | 0.1" | — |
| 1999 | 92° | 68° | 80° | 0.1" | — |
| 1998 | 78° | 62° | 70° | 0.58" | — |
| 1997 | 89° | 60° | 75° | — | — |
| 1996 | 76° | 61° | 68° | 0.74" | — |
| 1995 | 82° | 56° | 69° | — | — |
| 1994 | 85° | 67° | 76° | 6.02" | — |
| 1993 | 83° | 65° | 74° | 0.08" | — |
| 1992 | 85° | 62° | 73° | — | — |
| 1991 | 96° | 71° | 84° | — | — |
| 1990 | 91° | 69° | 80° | 0.58" | — |
| 1989 | 76° | 53° | 64° | — | — |
| 1988coldest | 81° | 48° | 64° | 0.05" | — |
| 1987 | 86° | 70° | 78° | — | — |
| 1986 | 90° | 57° | 73° | 0.08" | — |
| 1985 | 78° | 61° | 69° | 0.46" | — |
| 1984 | 87° | 65° | 76° | 1.65" | — |
| 1983 | 79° | 51° | 65° | — | — |
| 1982 | 77° | 64° | 71° | 3.38" | — |
| 1981 | 88° | 55° | 71° | — | — |
| 1980 | 82° | 63° | 72° | 3.4" | — |
| 1979 | 79° | 60° | 69° | — | — |
| 1978 | 88° | 65° | 76° | — | — |
| 1977 | 87° | 64° | 76° | — | — |
| 1976 | 86° | 65° | 75° | 0.43" | — |
| 1975 | 81° | 66° | 73° | 0.33" | — |
| 1974 | 76° | 60° | 68° | — | — |
| 1973 | 78° | 68° | 73° | 5.77" | — |
| 1972 | 70° | 64° | 67° | 1.27" | — |
| 1971 | 79° | 66° | 72° | — | — |
55 years of data from NEW BRUNSWICK 3 SE