Weather on May 11
Waterbury, CT
55 Years of Data
Avg High
70°F
Avg Low
47°F
Warmest
1979
80°F avg
Coldest
1983
45°F avg
About This Date
May 11th in Waterbury, CT typically brings pleasant spring weather, with average highs around 70°F and lows near 47°F. Over 52 years of records, the warmest May 11th was in 1979 (80°F average), while the coldest was 1983 (45°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 11th dates historically, with the wettest May 11th recording 8.38" of rain. The last decade has been 3.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.7°F cooler on this date compared to 20-30 years ago.
Planning for May 11th in Waterbury, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 46° | 61° | — | — |
| 2024 | 61° | 43° | 52° | — | — |
| 2023 | 76° | 44° | 60° | — | — |
| 2022 | 77° | 52° | 64° | — | — |
| 2021 | 65° | 50° | 57° | — | — |
| 2020 | 64° | 37° | 51° | — | — |
| 2019 | 68° | 52° | 60° | — | — |
| 2018 | 69° | 51° | 60° | 0.18" | — |
| 2017 | 58° | 39° | 48° | — | — |
| 2016 | 69° | 40° | 54° | — | — |
| 2015 | 83° | 62° | 72° | — | — |
| 2014 | 75° | 53° | 64° | 0.2" | — |
| 2013 | 77° | 56° | 66° | 0.08" | — |
| 2012 | 70° | 47° | 58° | — | — |
| 2011 | 68° | 51° | 60° | — | — |
| 2010 | 58° | 36° | 47° | — | — |
| 2009 | 63° | 47° | 55° | — | — |
| 2008 | 62° | 43° | 52° | — | — |
| 2007 | 68° | 55° | 62° | 0.15" | — |
| 2006 | 59° | 52° | 55° | 0.08" | — |
| 2005 | 63° | 48° | 55° | — | — |
| 2004 | 78° | 53° | 66° | 0.05" | — |
| 2003 | 58° | 48° | 53° | 0.1" | — |
| 2002 | 64° | 49° | 56° | — | — |
| 2001 | 87° | 46° | 67° | — | — |
| 2000 | 72° | 48° | 60° | 0.23" | — |
| 1996 | 79° | 54° | 66° | — | — |
| 1995 | 52° | 46° | 49° | 1.04" | — |
| 1994 | 68° | 39° | 54° | — | — |
| 1993 | 90° | 47° | 68° | — | — |
| 1992 | 71° | 50° | 61° | — | — |
| 1991 | 77° | 41° | 59° | — | — |
| 1990 | 59° | 48° | 54° | 8.38" | — |
| 1989 | 57° | 42° | 50° | 4.27" | — |
| 1988 | 65° | 52° | 58° | 1.47" | — |
| 1987 | 83° | 55° | 69° | — | — |
| 1986 | 65° | 35° | 50° | — | — |
| 1985 | 85° | 60° | 72° | — | — |
| 1984 | 70° | 41° | 55° | — | — |
| 1983coldest | 55° | 36° | 45° | — | — |
| 1982 | 72° | 46° | 59° | — | — |
| 1981 | 67° | 55° | 61° | 0.36" | — |
| 1980 | 63° | 43° | 53° | 0.03" | — |
| 1979warmest | 93° | 66° | 80° | 0.25" | — |
| 1978 | 68° | 48° | 58° | — | — |
| 1977 | 65° | 39° | 52° | — | — |
| 1976 | 73° | 50° | 62° | — | — |
| 1975 | 69° | 42° | 56° | — | — |
| 1974 | 63° | 43° | 53° | — | — |
| 1973 | 70° | 51° | 60° | 1.4" | — |
| 1972 | 68° | 37° | 53° | — | — |
| 1971 | 79° | 38° | 58° | — | — |
52 years of data from MT CARMEL