Weather on October 31
Hartford, CT
55 Years of Data
Avg High
59°F
Avg Low
37°F
Warmest
2019
67°F avg
Coldest
2001
34°F avg
About This Date
October 31st in Hartford, CT typically brings cool fall weather, with average highs around 59°F and lows near 37°F. Over 55 years of records, the warmest October 31st was in 2019 (67°F average), while the coldest was 2001 (34°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 35% of October 31st dates historically, with the wettest October 31st recording 3.86" of rain. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for October 31st in Hartford, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 50° | 54° | 1.3" | — |
| 2024 | 80° | 51° | 66° | — | — |
| 2023 | 51° | 39° | 45° | — | — |
| 2022 | 69° | 40° | 54° | — | — |
| 2021 | 68° | 53° | 61° | 0.61" | — |
| 2020 | 44° | 24° | 34° | — | — |
| 2019warmest | 73° | 60° | 67° | 1.5" | — |
| 2018 | 62° | 28° | 45° | — | — |
| 2017 | 57° | 38° | 47° | — | — |
| 2016 | 54° | 34° | 44° | — | — |
| 2015 | 55° | 31° | 43° | — | — |
| 2014 | 53° | 31° | 42° | 0.13" | — |
| 2013 | 65° | 37° | 51° | 0.28" | — |
| 2012 | 57° | 47° | 52° | 0.1" | — |
| 2011 | 52° | 25° | 39° | — | — |
| 2010 | 57° | 38° | 47° | — | — |
| 2009 | 73° | 52° | 62° | 0.18" | — |
| 2008 | 64° | 29° | 47° | — | — |
| 2007 | 64° | 37° | 51° | — | — |
| 2006 | 68° | 37° | 53° | — | — |
| 2005 | 69° | 33° | 51° | 0.03" | — |
| 2004 | 71° | 55° | 63° | 0.03" | — |
| 2003 | 67° | 37° | 52° | — | — |
| 2002 | 49° | 30° | 39° | — | — |
| 2001coldest | 43° | 26° | 34° | 0.05" | — |
| 2000 | 50° | 41° | 46° | 0.03" | — |
| 1999 | 73° | 53° | 63° | 0.03" | — |
| 1998 | 57° | 42° | 50° | — | — |
| 1997 | 62° | 32° | 47° | — | — |
| 1996 | 52° | 22° | 37° | 0.23" | — |
| 1995 | 46° | 32° | 39° | — | — |
| 1994 | 77° | 44° | 61° | — | — |
| 1993 | 49° | 38° | 43° | 1.57" | — |
| 1992 | 43° | 38° | 40° | — | — |
| 1991 | 62° | 44° | 53° | — | — |
| 1990 | 59° | 37° | 48° | — | — |
| 1989 | 73° | 47° | 60° | 0.03" | — |
| 1988 | 48° | 25° | 36° | — | — |
| 1987 | 53° | 37° | 45° | — | — |
| 1986 | 69° | 30° | 50° | — | — |
| 1985 | 58° | 31° | 44° | — | — |
| 1984 | 67° | 26° | 46° | — | — |
| 1983 | 53° | 22° | 37° | — | — |
| 1982 | 68° | 51° | 60° | — | — |
| 1981 | 48° | 41° | 45° | — | — |
| 1980 | 46° | 24° | 35° | — | — |
| 1979 | 56° | 27° | 41° | — | — |
| 1978 | 56° | 34° | 45° | — | — |
| 1977 | 57° | 29° | 43° | — | — |
| 1976 | 59° | 32° | 46° | 0.38" | — |
| 1975 | 45° | 31° | 38° | — | — |
| 1974 | 66° | 45° | 55° | 3.86" | — |
| 1973 | 62° | 40° | 51° | 0.61" | — |
| 1972 | 51° | 29° | 40° | — | — |
| 1971 | 58° | 49° | 53° | 0.66" | — |
55 years of data from HARTFORD BRAINARD FLD