Weather on August 21
Newark, NJ
55 Years of Data
Avg High
83°F
Avg Low
65°F
Warmest
2009
83°F avg
Coldest
2007
59°F avg
About This Date
August 21st in Newark, NJ typically brings warm summer weather, with average highs around 83°F and lows near 65°F. Over 55 years of records, the warmest August 21st was in 2009 (83°F average), while the coldest was 2007 (59°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 27% of August 21st dates historically, with the wettest August 21st recording 3.68" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 21st in Newark, NJ? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 58° | 64° | 2.82" | — |
| 2024 | 73° | 56° | 64° | — | — |
| 2023 | 88° | 62° | 75° | — | — |
| 2022 | 93° | 71° | 82° | — | — |
| 2021 | 83° | 71° | 77° | — | — |
| 2020 | 84° | 60° | 72° | — | — |
| 2019 | 92° | 73° | 82° | — | — |
| 2018 | 75° | 65° | 70° | — | — |
| 2017 | 85° | 67° | 76° | — | — |
| 2016 | 89° | 73° | 81° | — | — |
| 2015 | 87° | 70° | 78° | 0.61" | — |
| 2014 | 84° | 66° | 75° | 0.1" | — |
| 2013 | 92° | 65° | 78° | — | — |
| 2012 | 80° | 64° | 72° | — | — |
| 2011 | 87° | 71° | 79° | 0.99" | — |
| 2010 | 84° | 65° | 74° | — | — |
| 2009warmest | 94° | 73° | 83° | 0.46" | — |
| 2008 | 84° | 61° | 72° | — | — |
| 2007coldest | 61° | 58° | 59° | 3.68" | — |
| 2006 | 88° | 68° | 78° | — | — |
| 2005 | 86° | 72° | 79° | — | — |
| 2004 | 86° | 72° | 79° | 1.83" | — |
| 2003 | 91° | 74° | 82° | — | — |
| 2002 | 86° | 67° | 76° | — | — |
| 2001 | 87° | 69° | 78° | — | — |
| 2000 | 76° | 57° | 66° | — | — |
| 1999 | 62° | 60° | 61° | 0.36" | — |
| 1998 | 88° | 63° | 75° | — | — |
| 1997 | 72° | 60° | 66° | 1.12" | — |
| 1996 | 84° | 66° | 75° | — | — |
| 1995 | 96° | 63° | 79° | — | — |
| 1994 | 90° | 72° | 81° | 2.06" | — |
| 1993 | 86° | 69° | 78° | — | — |
| 1992 | 83° | 59° | 71° | — | — |
| 1991 | 83° | 67° | 75° | 0.03" | — |
| 1990 | 69° | 58° | 63° | 0.25" | — |
| 1989 | 90° | 73° | 81° | 0.05" | — |
| 1988 | 87° | 61° | 74° | — | — |
| 1987 | 86° | 65° | 75° | — | — |
| 1986 | 70° | 63° | 66° | 2.54" | — |
| 1985 | 74° | 65° | 69° | 0.23" | — |
| 1984 | 80° | 59° | 70° | — | — |
| 1983 | 86° | 69° | 78° | — | — |
| 1982 | 76° | 58° | 67° | — | — |
| 1981 | 83° | 61° | 72° | — | — |
| 1980 | 76° | 67° | 71° | — | — |
| 1979 | 82° | 69° | 76° | — | — |
| 1978 | 83° | 65° | 74° | — | — |
| 1977 | 74° | 56° | 65° | — | — |
| 1976 | 90° | 65° | 77° | — | — |
| 1975 | 82° | 63° | 72° | — | — |
| 1974 | 85° | 71° | 78° | — | — |
| 1973 | 79° | 69° | 74° | — | — |
| 1972 | 82° | 64° | 73° | — | — |
| 1971 | 91° | 72° | 81° | — | — |
55 years of data from ELIZABETH