Weather on October 21
Jersey City, NJ
55 Years of Data
Avg High
63°F
Avg Low
48°F
Warmest
2024
68°F avg
Coldest
1974
38°F avg
About This Date
October 21st in Jersey City, NJ typically brings mild fall weather, with average highs around 63°F and lows near 48°F. Over 55 years of records, the warmest October 21st was in 2024 (68°F average), while the coldest was 1974 (38°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 21st dates historically, with the wettest October 21st recording 2.87" of rain. The last decade has been 5.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.3°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Jersey City, NJ? Great weather for outdoor activities.
Warming Trend
2.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 50° | 58° | 0.08" | — |
| 2024warmest | 79° | 57° | 68° | — | — |
| 2023 | 66° | 59° | 63° | 2.26" | — |
| 2022 | 60° | 44° | 52° | — | — |
| 2021 | 73° | 59° | 66° | — | — |
| 2020 | 68° | 59° | 64° | — | — |
| 2019 | 67° | 51° | 59° | — | — |
| 2018 | 51° | 39° | 45° | — | — |
| 2017 | 78° | 56° | 67° | — | — |
| 2016 | 69° | 57° | 63° | 2.82" | — |
| 2015 | 76° | 57° | 66° | — | — |
| 2014 | 67° | 55° | 61° | 0.28" | — |
| 2013 | 66° | 50° | 58° | — | — |
| 2012 | 65° | 49° | 57° | — | — |
| 2011 | 56° | 50° | 53° | — | — |
| 2010 | 62° | 49° | 55° | 0.03" | — |
| 2009 | 68° | 52° | 60° | — | — |
| 2008 | 61° | 45° | 53° | 0.03" | — |
| 2007 | 74° | 56° | 65° | — | — |
| 2006 | 57° | 44° | 51° | — | — |
| 2005 | 56° | 52° | 54° | — | — |
| 2004 | 54° | 47° | 50° | — | — |
| 2003 | 71° | 55° | 63° | — | — |
| 2002 | 56° | 46° | 51° | — | — |
| 2001 | 72° | 56° | 64° | — | — |
| 2000 | 73° | 53° | 63° | — | — |
| 1999 | 58° | 45° | 51° | — | — |
| 1998 | 57° | 46° | 52° | — | — |
| 1997 | 57° | 45° | 51° | — | — |
| 1996 | 60° | 46° | 53° | 1.02" | — |
| 1995 | 73° | 60° | 67° | 0.48" | — |
| 1994 | 65° | 54° | 59° | 0.86" | — |
| 1993 | 68° | 54° | 61° | 1.57" | — |
| 1992 | 62° | 47° | 54° | — | — |
| 1991 | 58° | 41° | 49° | — | — |
| 1990 | 66° | 47° | 56° | — | — |
| 1989 | 50° | 47° | 48° | 0.13" | — |
| 1988 | 51° | 40° | 45° | 2.87" | — |
| 1987 | 52° | 42° | 47° | 1.04" | — |
| 1986 | 67° | 42° | 54° | — | — |
| 1985 | 57° | 44° | 51° | — | — |
| 1984 | 64° | 60° | 62° | — | — |
| 1983 | 53° | 36° | 44° | — | — |
| 1982 | 63° | 48° | 55° | 0.46" | — |
| 1981 | 63° | 43° | 53° | — | — |
| 1980 | 55° | 35° | 45° | — | — |
| 1979 | 72° | 59° | 65° | — | — |
| 1978 | 65° | 42° | 53° | — | — |
| 1977 | 64° | 47° | 55° | — | — |
| 1976 | 63° | 45° | 54° | — | — |
| 1975 | 67° | 46° | 56° | — | — |
| 1974coldest | 47° | 30° | 38° | — | — |
| 1973 | 63° | 47° | 55° | — | — |
| 1972 | 50° | 33° | 42° | — | — |
| 1971 | 70° | 48° | 59° | — | — |
55 years of data from JERSEY CITY