Weather on May 9
Stamford, CT
55 Years of Data
Avg High
68°F
Avg Low
45°F
Warmest
2000
78°F avg
Coldest
1977
46°F avg
About This Date
May 9th in Stamford, CT typically brings mild spring weather, with average highs around 68°F and lows near 45°F. Over 55 years of records, the warmest May 9th was in 2000 (78°F average), while the coldest was 1977 (46°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 9th dates historically, with the wettest May 9th recording 4.57" of rain. The last decade has been 5.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.2°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Stamford, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 51° | 54° | 2.13" | — |
| 2024 | 66° | 54° | 60° | — | — |
| 2023 | 67° | 45° | 56° | — | — |
| 2022 | 71° | 43° | 57° | — | — |
| 2021 | 61° | 42° | 51° | 2.54" | — |
| 2020 | 61° | 32° | 46° | — | — |
| 2019 | 69° | 48° | 59° | — | — |
| 2018 | 72° | 48° | 60° | — | — |
| 2017 | 58° | 40° | 49° | — | — |
| 2016 | 73° | 39° | 56° | — | — |
| 2015 | 82° | 53° | 68° | — | — |
| 2014 | 60° | 53° | 57° | 1.09" | — |
| 2013 | 62° | 53° | 58° | 0.76" | — |
| 2012 | 66° | 57° | 62° | 1.63" | — |
| 2011 | 68° | 49° | 58° | — | — |
| 2010 | 52° | 42° | 47° | — | — |
| 2009 | 73° | 57° | 65° | 0.51" | — |
| 2008 | 58° | 47° | 52° | 2.31" | — |
| 2007 | 81° | 48° | 64° | — | — |
| 2006 | 63° | 49° | 56° | 0.05" | — |
| 2005 | 70° | 46° | 58° | — | — |
| 2004 | 72° | 47° | 59° | 0.23" | — |
| 2003 | 68° | 51° | 60° | — | — |
| 2002 | 67° | 49° | 58° | 0.1" | — |
| 2001 | 78° | 39° | 59° | — | — |
| 2000warmest | 93° | 63° | 78° | — | — |
| 1999 | 76° | 47° | 61° | 0.3" | — |
| 1998 | 59° | 55° | 57° | 2.03" | — |
| 1997 | 65° | 46° | 55° | 0.53" | — |
| 1996 | 63° | 48° | 55° | — | — |
| 1995 | 72° | 38° | 55° | — | — |
| 1994 | 71° | 43° | 57° | 0.18" | — |
| 1993 | 87° | 46° | 67° | — | — |
| 1992 | 71° | 53° | 62° | 1.24" | — |
| 1991 | 70° | 44° | 57° | — | — |
| 1990 | 80° | 45° | 62° | — | — |
| 1989 | 66° | 36° | 51° | — | — |
| 1988 | 67° | 38° | 52° | — | — |
| 1987 | 78° | 37° | 58° | — | — |
| 1986 | 63° | 40° | 51° | — | — |
| 1985 | 65° | 30° | 47° | — | — |
| 1984 | 62° | 48° | 55° | 0.41" | — |
| 1983 | 66° | 41° | 54° | 0.64" | — |
| 1982 | 70° | 52° | 61° | — | — |
| 1981 | 66° | 33° | 50° | — | — |
| 1980 | 64° | 40° | 52° | — | — |
| 1979 | 90° | 53° | 71° | — | — |
| 1978 | 60° | 51° | 56° | 4.57" | — |
| 1977coldest | 62° | 31° | 46° | 0.94" | — |
| 1976 | 67° | 40° | 53° | — | — |
| 1975 | 70° | 41° | 55° | — | — |
| 1974 | 66° | 39° | 53° | — | — |
| 1973 | 59° | 50° | 55° | 2.74" | — |
| 1972 | 52° | 44° | 48° | 1.73" | — |
| 1971 | 53° | 46° | 50° | 0.08" | — |
55 years of data from STAMFORD 5 N