Weather on March 15
Dayton, OH
55 Years of Data
Avg High
54°F
Avg Low
34°F
Warmest
1990
72°F avg
Coldest
1993
18°F avg
About This Date
March 15th in Dayton, OH typically brings cool spring weather, with average highs around 54°F and lows near 34°F. Over 56 years of records, the warmest March 15th was in 1990 (72°F average), while the coldest was 1993 (18°F) — a 54°F range across recorded history. Precipitation has occurred on 34% of recorded March 15th dates, with snow falling 2% of the time (heaviest snowfall: 2.5"). The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for March 15th in Dayton, OH? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 72° | 41° | 56° | — | — |
| 2025 | 72° | 56° | 64° | 2.79" | — |
| 2024 | 59° | 43° | 51° | 0.05" | — |
| 2023 | 49° | 21° | 35° | — | — |
| 2022 | 67° | 43° | 55° | — | — |
| 2021 | 60° | 31° | 45° | — | — |
| 2020 | 41° | 31° | 36° | 0.64" | — |
| 2019 | 74° | 45° | 59° | 2.24" | — |
| 2018 | 38° | 24° | 31° | — | — |
| 2017 | 27° | 14° | 20° | — | — |
| 2016 | 70° | 58° | 64° | 0.53" | — |
| 2015 | 61° | 35° | 48° | 0.69" | — |
| 2014 | 64° | 36° | 50° | — | — |
| 2013 | 46° | 22° | 34° | — | — |
| 2012 | 80° | 47° | 63° | — | — |
| 2011 | 47° | 35° | 41° | 0.25" | — |
| 2010 | 40° | 35° | 37° | 0.1" | — |
| 2009 | 50° | 32° | 41° | — | — |
| 2008 | 46° | 35° | 41° | 0.53" | — |
| 2007 | 79° | 34° | 56° | 6.12" | — |
| 2006 | 46° | 32° | 39° | — | — |
| 2005 | 45° | 25° | 35° | — | — |
| 2004 | 53° | 30° | 42° | — | — |
| 2003 | 55° | 25° | 40° | — | — |
| 2002 | 68° | 39° | 54° | — | — |
| 2001 | 57° | 36° | 46° | — | — |
| 2000 | 56° | 36° | 46° | — | — |
| 1999 | 37° | 24° | 31° | — | — |
| 1998 | 40° | 22° | 31° | — | — |
| 1997 | 49° | 22° | 35° | 0.03" | — |
| 1996 | 70° | 47° | 58° | 1.27" | — |
| 1995 | 78° | 42° | 60° | — | — |
| 1994 | 50° | 33° | 42° | — | — |
| 1993coldest | 24° | 12° | 18° | — | — |
| 1992 | 34° | 19° | 26° | 0.03" | — |
| 1991 | 43° | 29° | 36° | — | — |
| 1990warmest | 79° | 65° | 72° | — | — |
| 1989 | 69° | 39° | 54° | 0.58" | — |
| 1988 | 28° | 21° | 25° | — | — |
| 1987 | 61° | 37° | 49° | — | — |
| 1986 | 55° | 42° | 49° | — | — |
| 1985 | 51° | 32° | 42° | — | — |
| 1984 | 37° | 32° | 35° | — | — |
| 1983 | 63° | 36° | 49° | — | — |
| 1982 | 56° | 39° | 47° | 0.61" | — |
| 1981 | 44° | 25° | 34° | — | — |
| 1980 | 41° | 27° | 34° | — | — |
| 1979 | 44° | 18° | 31° | — | — |
| 1978 | 48° | 35° | 42° | — | — |
| 1977 | 65° | 43° | 54° | — | — |
| 1976 | 51° | 27° | 39° | — | — |
| 1975 | 30° | 26° | 28° | 1.35" | 2.5" |
| 1974 | 47° | 26° | 36° | 0.03" | — |
| 1973 | 74° | 61° | 67° | 1.98" | — |
| 1972 | 35° | 32° | 34° | — | — |
| 1971 | 71° | 50° | 61° | 0.89" | — |
56 years of data from DAYTON MCD