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Dayton, OH Weather on May 26
May 26th in Dayton, OH typically brings pleasant spring weather, with average highs around 78°F and lows near 57°F. Over 55 years of records, the warmest May 26th was in 2021 (85°F average), while the coldest was 1979 (44°F) — a 41°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 26th dates historically, with the wettest May 26th recording 6.93" of rain. The last decade has been 8.8°F warmer on this date compared to 20-30 years ago.
What to Expect on May 26
Planning for May 26th in Dayton, OH? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
May 26 Weather Records for Dayton
- •The all-time record high for May 26th in Dayton, OH is 94°F, set in 2021.
- •The coldest May 26th on record dropped to 41°F in 1983.
- •Temperatures have reached 90°F or higher on May 26th in 4 of the last 55 years.
- •Last year (1971), May 26th was 17°F cooler than the long-term average.
Frequently Asked Questions
What was the warmest May 26 ever in Dayton?
The warmest May 26 in Dayton, OH reached 94°F in 2021. That is 16°F above the long-term average high of 78°F.
What was the coldest May 26 ever in Dayton?
The coldest May 26 in Dayton, OH dropped to 41°F in 1983. That is 16°F below the long-term average low of 57°F.
What is the average temperature on May 26 in Dayton?
On May 26, Dayton averages a high of 78°F and a low of 57°F based on 55 years of NOAA weather observations from DAYTON MCD.
How many years of weather data are available for May 26 in Dayton?
We have 55 years of weather records for May 26 in Dayton, OH, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
May 26 Weather History in Dayton
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 71°F | 46°F | 0" | -- |
| 2024 | 81°F | 60°F | 2.08" | -- |
| 2023 | 76°F | 44°F | 0" | -- |
| 2022 | 74°F | 62°F | 2.64" | -- |
| 2021 | 94°F | 77°F | 0" | -- |
| 2020 | 92°F | 70°F | 0.2" | -- |
| 2019 | 93°F | 69°F | 0" | -- |
| 2018 | 89°F | 66°F | 0" | -- |
| 2017 | 72°F | 55°F | 0.3" | -- |
| 2016 | 84°F | 66°F | 0" | -- |
| 2015 | 78°F | 68°F | 0.13" | -- |
| 2014 | 84°F | 57°F | 0" | -- |
| 2013 | 66°F | 44°F | 0" | -- |
| 2012 | 89°F | 71°F | 0" | -- |
| 2011 | 89°F | 60°F | 2.29" | -- |
| 2010 | 88°F | 66°F | 0" | -- |
| 2009 | 83°F | 65°F | 0" | -- |
| 2008 | 79°F | 53°F | 0" | -- |
| 2007 | 88°F | 65°F | 0" | -- |
| 2006 | 88°F | 64°F | 0.69" | -- |
| 2005 | 70°F | 49°F | 0" | -- |
| 2004 | 84°F | 64°F | 0" | -- |
| 2003 | 68°F | 54°F | 0.2" | -- |
| 2002 | 83°F | 48°F | 0.41" | -- |
| 2001 | 65°F | 51°F | 1.02" | -- |
| 2000 | 79°F | 53°F | 0" | -- |
| 1999 | 69°F | 49°F | 0" | -- |
| 1998 | 73°F | 56°F | 0" | -- |
| 1997 | 73°F | 53°F | 1.09" | -- |
| 1996 | 75°F | 51°F | 0.3" | -- |
| 1995 | 64°F | 55°F | 0.46" | -- |
| 1994 | 84°F | 62°F | 0" | -- |
| 1993 | 65°F | 50°F | 0" | -- |
| 1992 | 56°F | 43°F | 0" | -- |
| 1991 | 89°F | 73°F | 1.27" | -- |
| 1990 | 65°F | 62°F | 2.08" | -- |
| 1989 | 84°F | 65°F | 6.93" | -- |
| 1988 | 67°F | 42°F | 0" | -- |
| 1987 | 85°F | 62°F | 0.38" | -- |
| 1986 | 76°F | 60°F | 0" | -- |
| 1985 | 85°F | 52°F | 0" | -- |
| 1984 | 82°F | 65°F | 0.61" | -- |
| 1983 | 66°F | 41°F | 0.1" | -- |
| 1982 | 76°F | 59°F | 0" | -- |
| 1981 | 80°F | 65°F | 0" | -- |
| 1980 | 83°F | 51°F | 0" | -- |
| 1979 | 47°F | 42°F | 1.52" | -- |
| 1978 | 81°F | 56°F | 0" | -- |
| 1977 | 88°F | 62°F | 0" | -- |
| 1976 | 69°F | 47°F | 0" | -- |
| 1975 | 91°F | 68°F | 0.64" | -- |
| 1974 | 66°F | 48°F | 0" | -- |
| 1973 | 77°F | 55°F | 0.46" | -- |
| 1972 | 89°F | 58°F | 0" | -- |
| 1971 | 61°F | 50°F | 0.03" | -- |
Based on 55 years of data from NOAA station: DAYTON MCD
Monthly Climate Averages
Historical temperature and precipitation averages for Dayton, OH, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.