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Stamford, CT Weather on May 27
May 27th in Stamford, CT typically brings pleasant spring weather, with average highs around 76°F and lows near 52°F. Over 55 years of records, the warmest May 27th was in 1991 (73°F average), while the coldest was 1973 (52°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 27th dates historically, with the wettest May 27th recording 2.39" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
What to Expect on May 27
Planning for May 27th in Stamford, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
May 27 Weather Records for Stamford
- •The all-time record high for May 27th in Stamford, CT is 89°F, set in 2014.
- •The coldest May 27th on record dropped to 35°F in 1972.
- •Last year (1971), May 27th was 8°F cooler than the long-term average.
Frequently Asked Questions
What was the warmest May 27 ever in Stamford?
The warmest May 27 in Stamford, CT reached 89°F in 2014. That is 13°F above the long-term average high of 76°F.
What was the coldest May 27 ever in Stamford?
The coldest May 27 in Stamford, CT dropped to 35°F in 1972. That is 17°F below the long-term average low of 52°F.
What is the average temperature on May 27 in Stamford?
On May 27, Stamford averages a high of 76°F and a low of 52°F based on 55 years of NOAA weather observations from STAMFORD 5 N.
How many years of weather data are available for May 27 in Stamford?
We have 55 years of weather records for May 27 in Stamford, CT, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
May 27 Weather History in Stamford
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 75°F | 49°F | 0" | -- |
| 2024 | 78°F | 65°F | 2.39" | -- |
| 2023 | 75°F | 50°F | 0" | -- |
| 2022 | 79°F | 62°F | 0.3" | -- |
| 2021 | 77°F | 61°F | 0" | -- |
| 2020 | 80°F | 58°F | 0" | -- |
| 2019 | 81°F | 61°F | 0" | -- |
| 2018 | 86°F | 54°F | 0.13" | -- |
| 2017 | 73°F | 50°F | -- | -- |
| 2016 | 87°F | 59°F | 0" | -- |
| 2015 | 84°F | 61°F | 0" | -- |
| 2014 | 89°F | 58°F | 0" | -- |
| 2013 | 76°F | 50°F | 0" | -- |
| 2012 | 80°F | 64°F | 0.33" | -- |
| 2011 | 82°F | 61°F | 0" | -- |
| 2010 | 80°F | 53°F | 0.03" | -- |
| 2009 | 61°F | 50°F | 0" | -- |
| 2008 | 82°F | 54°F | 1.7" | -- |
| 2007 | 80°F | 63°F | 0" | -- |
| 2006 | 81°F | 60°F | 0.18" | -- |
| 2005 | 79°F | 51°F | 0" | -- |
| 2004 | 74°F | 53°F | 2.21" | -- |
| 2003 | 67°F | 45°F | 0.13" | -- |
| 2002 | 80°F | 58°F | 0" | -- |
| 2001 | 70°F | 58°F | 0.2" | -- |
| 2000 | 74°F | 47°F | 0" | -- |
| 1999 | 74°F | 51°F | 0" | -- |
| 1998 | 77°F | 53°F | 0" | -- |
| 1997 | 70°F | 42°F | 0" | -- |
| 1996 | 72°F | 51°F | 0.1" | -- |
| 1995 | 77°F | 50°F | 0" | -- |
| 1994 | 71°F | 48°F | 0.1" | -- |
| 1993 | 74°F | 46°F | 0" | -- |
| 1992 | 64°F | 46°F | 0.13" | -- |
| 1991 | 86°F | 61°F | 0" | -- |
| 1990 | 74°F | 49°F | 0" | -- |
| 1989 | 74°F | 57°F | 0.48" | -- |
| 1988 | 81°F | 43°F | 0" | -- |
| 1987 | 64°F | 47°F | 0.69" | -- |
| 1986 | 85°F | 52°F | 0" | -- |
| 1985 | 86°F | 57°F | 0.1" | -- |
| 1984 | 81°F | 53°F | 0.28" | -- |
| 1983 | 58°F | 50°F | 2.29" | -- |
| 1982 | 83°F | 51°F | 0" | -- |
| 1981 | 83°F | 59°F | 0" | -- |
| 1980 | 75°F | 43°F | 0" | -- |
| 1979 | 69°F | 46°F | 0" | -- |
| 1978 | 76°F | 61°F | 0" | -- |
| 1977 | 85°F | 43°F | 0" | -- |
| 1976 | 75°F | 41°F | 0" | -- |
| 1975 | 85°F | 56°F | 0" | -- |
| 1974 | 64°F | 42°F | 0" | -- |
| 1973 | 58°F | 47°F | 0.13" | -- |
| 1972 | 72°F | 35°F | 0" | -- |
| 1971 | 68°F | 41°F | 0" | -- |
Based on 55 years of data from NOAA station: STAMFORD 5 N
Monthly Climate Averages
Historical temperature and precipitation averages for Stamford, CT, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.