Weather on June 15
Saint Louis, MO
55 Years of Data
About This Date
June 15th in Saint Louis, MO typically brings warm summer weather, with average highs around 87°F and lows near 65°F. Over 54 years of records, the warmest June 15th was in 2022 (86°F average), while the coldest was 1989 (61°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 31% of June 15th dates historically, with the wettest June 15th recording 2.2" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for June 15th in Saint Louis, MO? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 55° | 67° | — | — |
| 2025 | 84° | 65° | 74° | — | — |
| 2024 | 95° | 59° | 77° | — | — |
| 2023 | 91° | 59° | 75° | — | — |
| 2022warmest | 97° | 75° | 86° | — | — |
| 2021 | 89° | 58° | 73° | — | — |
| 2020 | 85° | 56° | 70° | — | — |
| 2019 | 85° | 69° | 77° | 0.15" | — |
| 2018 | 91° | 77° | 84° | 1" | — |
| 2017 | 92° | 65° | 78° | 0.43" | — |
| 2016 | 92° | 79° | 85° | — | — |
| 2015 | 80° | 72° | 76° | 0.44" | — |
| 2014 | 85° | 56° | 70° | — | — |
| 2013 | 84° | 70° | 77° | — | — |
| 2012 | 88° | 68° | 78° | — | — |
| 2011 | 80° | 66° | 73° | 0.02" | — |
| 2010 | 92° | 70° | 81° | 0.1" | — |
| 2009 | 79° | 67° | 73° | 0.16" | — |
| 2008 | 85° | 63° | 74° | — | — |
| 2007 | 91° | 65° | 78° | — | — |
| 2006 | 84° | 63° | 73° | — | — |
| 2005 | 82° | 67° | 74° | — | — |
| 2004 | 91° | 74° | 82° | — | — |
| 2003 | 82° | 67° | 74° | — | — |
| 2002 | 75° | 58° | 66° | — | — |
| 2001 | 91° | 68° | 80° | 0.14" | — |
| 2000 | 84° | 62° | 73° | 0.13" | — |
| 1999 | 78° | 59° | 69° | — | — |
| 1998 | 85° | 65° | 75° | 0.04" | — |
| 1997 | 79° | 58° | 68° | — | — |
| 1996 | 89° | 70° | 79° | — | — |
| 1995 | 84° | 59° | 72° | — | — |
| 1994 | 93° | 72° | 82° | — | — |
| 1993 | 86° | 58° | 72° | — | — |
| 1992 | 85° | 65° | 75° | 2.2" | — |
| 1991 | 92° | 67° | 79° | — | — |
| 1990 | 86° | 69° | 78° | — | — |
| 1989coldest | 75° | 47° | 61° | — | — |
| 1988 | 94° | 64° | 79° | 0.03" | — |
| 1987 | 94° | 69° | 81° | — | — |
| 1986 | 89° | 65° | 77° | 0.4" | — |
| 1985 | 86° | 61° | 73° | — | — |
| 1984 | 92° | 71° | 81° | — | — |
| 1981 | 91° | 74° | 82° | — | — |
| 1980 | 95° | 75° | 85° | — | — |
| 1979 | 87° | 67° | 77° | — | — |
| 1978 | 83° | 56° | 69° | — | — |
| 1977 | 73° | 60° | 67° | — | — |
| 1976 | 91° | 69° | 80° | — | — |
| 1975 | 93° | 64° | 79° | 0.67" | — |
| 1974 | 84° | 59° | 72° | 1.11" | — |
| 1973 | 88° | 72° | 80° | 0.16" | — |
| 1972 | 87° | 63° | 75° | 0.8" | — |
| 1971 | 85° | 64° | 74° | — | — |
Saint Louis, MO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Saint Louis, MO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Saint Louis, MO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Saint Louis, MO
Most pleasant months in Saint Louis, MO: April, May, September, October.
What to expect on June 15th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
June 15th outlook →