Weather on August 31
Olathe, KS
55 Years of Data
Avg High
85°F
Avg Low
65°F
Warmest
2000
91°F avg
Coldest
2009
60°F avg
About This Date
August 31st in Olathe, KS typically brings warm summer weather, with average highs around 85°F and lows near 65°F. Over 55 years of records, the warmest August 31st was in 2000 (91°F average), while the coldest was 2009 (60°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 36% of August 31st dates historically, with the wettest August 31st recording 17.7" of rain. The last decade has been 3.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.9°F cooler on this date compared to 20-30 years ago.
Planning for August 31st in Olathe, KS? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 66° | 71° | 0.05" | — |
| 2024 | 85° | 66° | 75° | — | — |
| 2023 | 86° | 61° | 73° | — | — |
| 2022 | 85° | 61° | 73° | — | — |
| 2021 | 83° | 66° | 74° | 1.5" | — |
| 2020 | 75° | 64° | 70° | 4.5" | — |
| 2019 | 75° | 59° | 67° | — | — |
| 2018 | 87° | 67° | 77° | — | — |
| 2017 | 80° | 62° | 71° | — | — |
| 2016 | 79° | 66° | 72° | 0.23" | — |
| 2015 | 86° | 68° | 77° | — | — |
| 2014 | 93° | 65° | 79° | 2.62" | — |
| 2013 | 93° | 74° | 83° | 0.03" | — |
| 2012 | 78° | 69° | 74° | 7.09" | — |
| 2011 | 98° | 69° | 84° | — | — |
| 2010 | 96° | 69° | 83° | — | — |
| 2009coldest | 69° | 52° | 60° | — | — |
| 2008 | 86° | 67° | 76° | — | — |
| 2007 | 82° | 62° | 72° | — | — |
| 2006 | 81° | 61° | 71° | — | — |
| 2005 | 86° | 66° | 76° | — | — |
| 2004 | 81° | 62° | 71° | — | — |
| 2003 | 70° | 64° | 67° | 17.7" | — |
| 2002 | 87° | 66° | 77° | — | — |
| 2001 | 86° | 65° | 75° | 2.97" | — |
| 2000warmest | 104° | 77° | 91° | — | — |
| 1999 | 83° | 64° | 73° | — | — |
| 1998 | 92° | 68° | 80° | — | — |
| 1997 | 87° | 73° | 80° | 0.53" | — |
| 1996 | 83° | 62° | 72° | — | — |
| 1995 | 92° | 73° | 82° | — | — |
| 1994 | 81° | 65° | 73° | — | — |
| 1993 | 76° | 60° | 68° | 0.91" | — |
| 1992 | 81° | 59° | 70° | 0.03" | — |
| 1991 | 91° | 69° | 80° | 0.74" | — |
| 1990 | 96° | 69° | 83° | — | — |
| 1989 | 89° | 73° | 81° | 0.23" | — |
| 1988 | 87° | 69° | 78° | — | — |
| 1987 | 78° | 56° | 67° | — | — |
| 1986 | 82° | 62° | 72° | 0.05" | — |
| 1985 | 92° | 70° | 81° | — | — |
| 1984 | 98° | 62° | 80° | — | — |
| 1983 | 88° | 69° | 78° | 0.51" | — |
| 1982 | 86° | 72° | 79° | — | — |
| 1981 | 86° | 68° | 77° | — | — |
| 1980 | 92° | 73° | 82° | — | — |
| 1979 | 88° | 68° | 78° | — | — |
| 1978 | 81° | 58° | 69° | — | — |
| 1977 | 85° | 71° | 78° | 0.05" | — |
| 1976 | 84° | 65° | 74° | — | — |
| 1975 | 86° | 62° | 74° | — | — |
| 1974 | 74° | 54° | 64° | 0.1" | — |
| 1973 | 87° | 69° | 78° | 0.61" | — |
| 1972 | 81° | 65° | 73° | 0.41" | — |
| 1971 | 90° | 59° | 74° | — | — |
55 years of data from OLATHE 3E