Weather on August 15
Olathe, KS
55 Years of Data
Avg High
85°F
Avg Low
66°F
Warmest
2007
89°F avg
Coldest
1979
58°F avg
About This Date
August 15th in Olathe, KS typically brings warm summer weather, with average highs around 85°F and lows near 66°F. Over 55 years of records, the warmest August 15th was in 2007 (89°F average), while the coldest was 1979 (58°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 15th dates historically, with the wettest August 15th recording 2.36" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 15th in Olathe, KS? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 71° | 81° | — | — |
| 2024 | 90° | 69° | 79° | 0.25" | — |
| 2023 | 79° | 61° | 70° | — | — |
| 2022 | 89° | 71° | 80° | — | — |
| 2021 | 83° | 64° | 73° | — | — |
| 2020 | 86° | 66° | 76° | — | — |
| 2019 | 83° | 63° | 73° | 0.05" | — |
| 2018 | 85° | 71° | 78° | — | — |
| 2017 | 85° | 66° | 75° | — | — |
| 2016 | 80° | 67° | 73° | — | — |
| 2015 | 87° | 65° | 76° | — | — |
| 2014 | 83° | 66° | 74° | 0.05" | — |
| 2013 | 75° | 61° | 68° | 0.03" | — |
| 2012 | 93° | 56° | 74° | — | — |
| 2011 | 76° | 65° | 70° | 1.73" | — |
| 2010 | 87° | 68° | 78° | — | — |
| 2009 | 85° | 67° | 76° | — | — |
| 2008 | 74° | 62° | 68° | 0.48" | — |
| 2007warmest | 100° | 78° | 89° | — | — |
| 2006 | 78° | 60° | 69° | — | — |
| 2005 | 71° | 61° | 66° | — | — |
| 2004 | 74° | 54° | 64° | — | — |
| 2003 | 89° | 69° | 79° | — | — |
| 2002 | 83° | 58° | 70° | 0.3" | — |
| 2001 | 82° | 66° | 74° | — | — |
| 2000 | 99° | 75° | 87° | 0.03" | — |
| 1999 | 87° | 62° | 75° | — | — |
| 1998 | 85° | 65° | 75° | — | — |
| 1997 | 93° | 68° | 81° | 1.65" | — |
| 1996 | 88° | 72° | 80° | — | — |
| 1995 | 91° | 72° | 81° | 0.13" | — |
| 1994 | 78° | 55° | 67° | — | — |
| 1993 | 94° | 77° | 85° | — | — |
| 1992 | 74° | 54° | 64° | — | — |
| 1991 | 95° | 64° | 80° | — | — |
| 1990 | 79° | 68° | 73° | 2.01" | — |
| 1989 | 85° | 66° | 75° | — | — |
| 1988 | 98° | 77° | 88° | — | — |
| 1987 | 92° | 79° | 85° | — | — |
| 1986 | 76° | 68° | 72° | 0.84" | — |
| 1985 | 75° | 61° | 68° | 1.27" | — |
| 1984 | 93° | 69° | 81° | — | — |
| 1983 | 95° | 69° | 82° | — | — |
| 1982 | 86° | 72° | 79° | 0.38" | — |
| 1981 | 87° | 73° | 80° | — | — |
| 1980 | 81° | 69° | 75° | 2.03" | — |
| 1979coldest | 64° | 51° | 58° | 2.36" | — |
| 1978 | 91° | 67° | 79° | — | — |
| 1977 | 92° | 65° | 78° | — | — |
| 1976 | 80° | 65° | 72° | 0.58" | — |
| 1975 | 85° | 69° | 77° | — | — |
| 1974 | 83° | 70° | 76° | — | — |
| 1973 | 83° | 59° | 71° | — | — |
| 1972 | 93° | 71° | 82° | — | — |
| 1971 | 86° | 65° | 75° | — | — |
55 years of data from OLATHE 3E