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St. Louis, MO Weather on May 27
St. Louis hits 94°F on May 27, 2012
St. Louis experienced its hottest May 27 on record when temperatures soared to 94°F in 2012, well above the typical high of 78°F for this date. The thermometer has swung dramatically across 53 years of data, with the coldest recorded low of 41°F set in 1992, creating a 53-degree range of extremes for this late May date.
What to Expect on May 27
Planning for May 27th in St. Louis, MO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Frequently Asked Questions
What was the warmest May 27 ever in St. Louis?
The warmest May 27 in St. Louis, MO reached 94°F in 2012. That is 16°F above the long-term average high of 78°F.
What was the coldest May 27 ever in St. Louis?
The coldest May 27 in St. Louis, MO dropped to 41°F in 1992. That is 17°F below the long-term average low of 58°F.
What is the average temperature on May 27 in St. Louis?
On May 27, St. Louis averages a high of 78°F and a low of 58°F based on 53 years of NOAA weather observations from ST LOUIS ST LOUIS UNIV.
How many years of weather data are available for May 27 in St. Louis?
We have 53 years of weather records for May 27 in St. Louis, MO, 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 St. Louis
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 76°F | 61°F | 0" | -- |
| 2024 | 82°F | 62°F | 0" | -- |
| 2023 | 82°F | 48°F | 0" | -- |
| 2022 | 65°F | 53°F | 0.05" | -- |
| 2021 | 86°F | 63°F | 3.18" | -- |
| 2020 | 75°F | 65°F | 2.36" | -- |
| 2019 | 86°F | 68°F | 0" | -- |
| 2018 | 92°F | -- | 1.4" | -- |
| 2017 | 85°F | 64°F | 0.64" | -- |
| 2016 | 82°F | 66°F | 0.51" | -- |
| 2015 | 80°F | 67°F | 0" | -- |
| 2014 | 77°F | 65°F | 0.2" | -- |
| 2013 | 84°F | 66°F | 1.7" | -- |
| 2012 | 94°F | 65°F | 0" | -- |
| 2011 | 61°F | 50°F | 0.03" | -- |
| 2010 | 87°F | 64°F | 4.55" | -- |
| 2009 | 81°F | 65°F | 0.38" | -- |
| 2008 | 78°F | 64°F | 0.03" | -- |
| 2007 | 83°F | 64°F | 0.84" | -- |
| 2006 | 90°F | 66°F | 0" | -- |
| 2005 | 74°F | 51°F | 0" | -- |
| 2004 | 70°F | 56°F | 1.91" | -- |
| 2003 | 74°F | 53°F | 0" | -- |
| 2002 | 80°F | 59°F | 0" | -- |
| 2001 | 74°F | 52°F | 0.05" | -- |
| 2000 | 73°F | 59°F | 4.47" | -- |
| 1999 | 72°F | 48°F | 0" | -- |
| 1998 | 73°F | 65°F | 1.32" | -- |
| 1997 | 66°F | 52°F | 0.03" | -- |
| 1996 | 76°F | 63°F | 1.91" | -- |
| 1995 | 72°F | 62°F | 2.01" | -- |
| 1994 | 69°F | 45°F | 0" | -- |
| 1993 | 80°F | 55°F | 0" | -- |
| 1992 | 62°F | 41°F | 0" | -- |
| 1991 | 91°F | 64°F | 0.89" | -- |
| 1990 | 72°F | 55°F | 0" | -- |
| 1989 | 75°F | 47°F | 0" | -- |
| 1988 | 84°F | 47°F | 0" | -- |
| 1987 | 89°F | 66°F | 0" | -- |
| 1986 | 78°F | 60°F | 0" | -- |
| 1985 | 90°F | 60°F | 0.1" | -- |
| 1984 | 70°F | 60°F | 0" | -- |
| 1981 | 79°F | 48°F | 0" | -- |
| 1980 | 86°F | 60°F | -- | -- |
| 1979 | 72°F | 53°F | 0.74" | -- |
| 1978 | -- | 66°F | 0" | -- |
| 1977 | 92°F | 59°F | 0" | -- |
| 1976 | 78°F | 56°F | 0" | -- |
| 1975 | 84°F | 62°F | 0" | -- |
| 1974 | 72°F | 57°F | 0" | -- |
| 1973 | 77°F | 50°F | 3.1" | -- |
| 1972 | 91°F | 71°F | 0" | -- |
| 1971 | 60°F | 48°F | 0.25" | -- |
Based on 53 years of data from NOAA station: ST LOUIS ST LOUIS UNIV
How Has May 27 Changed?
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Monthly Climate Averages
Historical temperature and precipitation averages for St. Louis, MO, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.