Weather on March 31
Waterbury, CT
55 Years of Data
Avg High
54°F
Avg Low
36°F
Warmest
1998
64°F avg
Coldest
1991
34°F avg
About This Date
March 31st in Waterbury, CT typically brings cool spring weather, with average highs around 54°F and lows near 36°F. Over 55 years of records, the warmest March 31st was in 1998 (64°F average), while the coldest was 1991 (34°F) — a 30°F range across recorded history. Precipitation has occurred on 45% of recorded March 31st dates, with snow falling 2% of the time. The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Waterbury, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 68° | 47° | 57° | 0.18" | — |
| 2025 | 62° | 46° | 54° | 0.81" | — |
| 2024 | 58° | 43° | 50° | — | — |
| 2023 | 50° | 25° | 38° | — | — |
| 2022 | 61° | 43° | 52° | 0.03" | — |
| 2021 | 60° | 39° | 50° | 0.79" | — |
| 2020 | 47° | 37° | 42° | 0.03" | — |
| 2019 | 65° | 37° | 51° | — | — |
| 2018 | 60° | 36° | 48° | — | — |
| 2017 | 53° | 35° | 44° | 0.25" | — |
| 2016 | 54° | 38° | 46° | — | — |
| 2015 | 50° | 28° | 39° | — | — |
| 2014 | 46° | 32° | 39° | 0.53" | 0.5" |
| 2013 | 54° | 28° | 41° | 0.33" | — |
| 2012 | 47° | 39° | 43° | 0.18" | — |
| 2011 | 46° | 36° | 41° | 0.38" | — |
| 2010 | 55° | 43° | 49° | 0.23" | — |
| 2009 | 56° | 38° | 47° | — | — |
| 2008 | 49° | 34° | 41° | 0.71" | — |
| 2007 | 50° | 31° | 41° | — | — |
| 2006 | 61° | 31° | 46° | — | — |
| 2005 | 53° | 30° | 42° | — | — |
| 2004 | 48° | 40° | 44° | 5.33" | — |
| 2003 | 41° | 31° | 36° | — | — |
| 2002 | 60° | 42° | 51° | 0.64" | — |
| 2001 | 49° | 31° | 40° | — | — |
| 2000 | 56° | 29° | 42° | — | — |
| 1998warmest | 79° | 49° | 64° | — | — |
| 1997 | 57° | 50° | 54° | 0.18" | — |
| 1996 | 54° | 25° | 39° | — | — |
| 1995 | 51° | 38° | 44° | — | — |
| 1994 | 54° | 26° | 40° | — | — |
| 1993 | 61° | 40° | 50° | — | — |
| 1992 | 53° | 38° | 45° | 0.66" | — |
| 1991coldest | 43° | 25° | 34° | — | — |
| 1990 | 46° | 31° | 38° | 0.08" | — |
| 1989 | 41° | 33° | 37° | 1.52" | — |
| 1988 | 64° | 35° | 50° | — | — |
| 1987 | 60° | 52° | 56° | 9.63" | — |
| 1986 | 71° | 45° | 58° | — | — |
| 1985 | 42° | 36° | 39° | 0.25" | — |
| 1984 | 49° | 32° | 40° | — | — |
| 1983 | 45° | 29° | 37° | — | — |
| 1982 | 54° | 33° | 43° | 1.02" | — |
| 1981 | 69° | 53° | 61° | 0.1" | — |
| 1980 | 48° | 33° | 41° | 1.45" | — |
| 1979 | 67° | 45° | 56° | — | — |
| 1978 | 53° | 32° | 43° | — | — |
| 1977 | 70° | 47° | 58° | — | — |
| 1976 | 52° | 31° | 41° | — | — |
| 1975 | 46° | 29° | 37° | — | — |
| 1974 | 44° | 36° | 40° | 0.76" | — |
| 1973 | 50° | 41° | 46° | 0.36" | — |
| 1972 | 42° | 36° | 39° | — | — |
| 1971 | 46° | 30° | 38° | — | — |
55 years of data from MT CARMEL