Weather on October 31
Waterbury, CT
55 Years of Data
Avg High
60°F
Avg Low
39°F
Warmest
1974
63°F avg
Coldest
2020
30°F avg
About This Date
October 31st in Waterbury, CT typically brings mild fall weather, with average highs around 60°F and lows near 39°F. Over 53 years of records, the warmest October 31st was in 1974 (63°F average), while the coldest was 2020 (30°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 30% of October 31st dates historically, with the wettest October 31st recording 1.85" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for October 31st in Waterbury, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 53° | 58° | 1.04" | — |
| 2024 | 77° | 49° | 63° | — | — |
| 2023 | 54° | 43° | 48° | — | — |
| 2022 | 65° | 43° | 54° | — | — |
| 2021 | 66° | 57° | 62° | 0.56" | — |
| 2020coldest | 37° | 23° | 30° | 0.38" | — |
| 2019 | 64° | 56° | 60° | 1.02" | — |
| 2018 | 52° | 29° | 40° | — | — |
| 2017 | 67° | 39° | 53° | 0.1" | — |
| 2016 | 72° | 42° | 57° | 1.14" | — |
| 2015 | 64° | 30° | 47° | — | — |
| 2014 | 57° | 41° | 49° | 0.05" | — |
| 2013 | 57° | 38° | 47° | — | — |
| 2012 | 66° | 49° | 57° | — | — |
| 2011 | 53° | 28° | 41° | — | — |
| 2010 | 60° | 41° | 51° | — | — |
| 2009 | 70° | 55° | 62° | 0.25" | — |
| 2008 | 60° | 30° | 45° | — | — |
| 2007 | 64° | 36° | 50° | — | — |
| 2006 | 64° | 35° | 50° | — | — |
| 2005 | 63° | 33° | 48° | — | — |
| 2004 | 70° | 57° | 63° | 0.03" | — |
| 2003 | 64° | 38° | 51° | — | — |
| 2002 | 51° | 30° | 41° | — | — |
| 2001 | 44° | 23° | 34° | — | — |
| 2000 | 51° | 39° | 45° | 0.03" | — |
| 1999 | 70° | 52° | 61° | — | — |
| 1997 | 64° | 34° | 49° | — | — |
| 1996 | 56° | 35° | 45° | — | — |
| 1995 | 51° | 34° | 42° | — | — |
| 1994 | 73° | 41° | 57° | — | — |
| 1993 | 42° | 37° | 40° | 1.19" | — |
| 1992 | 48° | 38° | 43° | 0.1" | — |
| 1991 | 55° | 49° | 52° | — | — |
| 1990 | 59° | 41° | 50° | — | — |
| 1989 | 68° | 52° | 60° | 0.58" | — |
| 1988 | 44° | 21° | 33° | — | — |
| 1987 | 58° | 45° | 51° | — | — |
| 1986 | 55° | 31° | 43° | — | — |
| 1985 | 55° | 40° | 47° | — | — |
| 1984 | 70° | 44° | 57° | — | — |
| 1983 | 58° | 25° | 41° | — | — |
| 1982 | 69° | 45° | 57° | — | — |
| 1980 | 59° | 26° | 43° | — | — |
| 1979 | 57° | 33° | 45° | — | — |
| 1978 | 63° | 34° | 48° | — | — |
| 1977 | 58° | 32° | 45° | — | — |
| 1976 | 60° | 44° | 52° | 1.85" | — |
| 1975 | 50° | 30° | 40° | — | — |
| 1974warmest | 68° | 57° | 63° | 1.02" | — |
| 1973 | 62° | 45° | 53° | 0.2" | — |
| 1972 | 46° | 28° | 37° | — | — |
| 1971 | 68° | 49° | 58° | — | — |
53 years of data from MT CARMEL