Weather on May 12
Waterbury, CT
55 Years of Data
Avg High
69°F
Avg Low
48°F
Warmest
2015
75°F avg
Coldest
2010
45°F avg
About This Date
May 12th in Waterbury, CT typically brings mild spring weather, with average highs around 69°F and lows near 48°F. Over 52 years of records, the warmest May 12th was in 2015 (75°F average), while the coldest was 2010 (45°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 12th dates historically, with the wettest May 12th recording 9.02" of rain. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for May 12th in Waterbury, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 45° | 58° | — | — |
| 2024 | 59° | 51° | 55° | — | — |
| 2023 | 82° | 50° | 66° | — | — |
| 2022 | 72° | 55° | 63° | — | — |
| 2021 | 69° | 46° | 58° | — | — |
| 2020 | 62° | 34° | 48° | 0.23" | — |
| 2019 | 69° | 40° | 54° | 0.79" | — |
| 2018 | 70° | 48° | 59° | — | — |
| 2017 | 60° | 44° | 52° | — | — |
| 2016 | 74° | 48° | 61° | — | — |
| 2015warmest | 84° | 66° | 75° | 0.13" | — |
| 2014 | 77° | 50° | 64° | — | — |
| 2013 | 71° | 55° | 63° | 0.74" | — |
| 2012 | 72° | 42° | 57° | — | — |
| 2011 | 67° | 50° | 58° | — | — |
| 2010coldest | 51° | 40° | 45° | 0.84" | — |
| 2009 | 64° | 46° | 55° | — | — |
| 2008 | 55° | 48° | 52° | — | — |
| 2007 | 70° | 51° | 60° | 0.15" | — |
| 2006 | 57° | 53° | 55° | 9.02" | — |
| 2005 | 68° | 42° | 55° | — | — |
| 2004 | 80° | 56° | 68° | — | — |
| 2003 | 62° | 50° | 56° | 0.13" | — |
| 2002 | 56° | 50° | 53° | 1.22" | — |
| 2001 | 87° | 53° | 70° | 0.05" | — |
| 2000 | 66° | 51° | 59° | 0.15" | — |
| 1996 | 79° | 43° | 61° | 1.88" | — |
| 1995 | 62° | 44° | 53° | 0.03" | — |
| 1994 | 66° | 52° | 59° | 0.15" | — |
| 1993 | 90° | 59° | 74° | 0.08" | — |
| 1992 | 72° | 43° | 57° | — | — |
| 1991 | 86° | 50° | 68° | — | — |
| 1990 | 63° | 34° | 48° | — | — |
| 1989 | 65° | 50° | 57° | 0.79" | — |
| 1988 | 70° | 48° | 59° | — | — |
| 1987 | 82° | 49° | 65° | — | — |
| 1986 | 63° | 40° | 51° | — | — |
| 1985 | 78° | 59° | 69° | — | — |
| 1984 | 68° | 58° | 63° | 0.25" | — |
| 1983 | 59° | 37° | 48° | — | — |
| 1982 | 65° | 39° | 52° | — | — |
| 1981 | 62° | 58° | 60° | 1.83" | — |
| 1980 | 72° | 50° | 61° | 0.46" | — |
| 1979 | 66° | 55° | 61° | 0.64" | — |
| 1978 | 68° | 41° | 55° | — | — |
| 1977 | 76° | 44° | 60° | — | — |
| 1976 | 67° | 53° | 60° | 1.88" | — |
| 1975 | 73° | 46° | 60° | — | — |
| 1974 | 64° | 46° | 55° | 0.48" | — |
| 1973 | 66° | 43° | 54° | 0.25" | — |
| 1972 | 71° | 37° | 54° | — | — |
| 1971 | 74° | 47° | 60° | — | — |
52 years of data from MT CARMEL