Weather on June 21
Olathe, KS
55 Years of Data
Avg High
86°F
Avg Low
66°F
Warmest
1988
85°F avg
Coldest
1972
59°F avg
About This Date
June 21st in Olathe, KS typically brings warm summer weather, with average highs around 86°F and lows near 66°F. Over 55 years of records, the warmest June 21st was in 1988 (85°F average), while the coldest was 1972 (59°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of June 21st dates historically, with the wettest June 21st recording 6.63" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for June 21st in Olathe, KS? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 78° | 85° | — | — |
| 2024 | 89° | 72° | 80° | — | — |
| 2023 | 91° | 67° | 79° | — | — |
| 2022 | 97° | 74° | 85° | — | — |
| 2021 | 79° | 60° | 69° | — | — |
| 2020 | 86° | 65° | 75° | — | — |
| 2019 | 80° | 65° | 72° | 3.18" | — |
| 2018 | 71° | 62° | 67° | 0.18" | — |
| 2017 | 90° | 70° | 80° | — | — |
| 2016 | 95° | 72° | 83° | — | — |
| 2015 | 87° | 76° | 81° | — | — |
| 2014 | 87° | 71° | 79° | — | — |
| 2013 | 90° | 74° | 82° | — | — |
| 2012 | 83° | 66° | 74° | 3" | — |
| 2011 | 79° | 63° | 71° | — | — |
| 2010 | 90° | 70° | 80° | — | — |
| 2009 | 84° | 70° | 77° | 0.61" | — |
| 2008 | 83° | 62° | 72° | — | — |
| 2007 | 85° | 69° | 77° | — | — |
| 2006 | 91° | 74° | 82° | — | — |
| 2005 | 80° | 64° | 72° | — | — |
| 2004 | 76° | 62° | 69° | 0.23" | — |
| 2003 | 79° | 61° | 70° | — | — |
| 2002 | 89° | 69° | 79° | — | — |
| 2001 | 77° | 60° | 69° | 1.14" | — |
| 2000 | 80° | 65° | 72° | 6.63" | — |
| 1999 | 80° | 68° | 74° | — | — |
| 1998 | 85° | 67° | 76° | 0.43" | — |
| 1997 | 87° | 68° | 78° | 1.27" | — |
| 1996 | 91° | 73° | 82° | — | — |
| 1995 | 90° | 68° | 79° | — | — |
| 1994 | 94° | 71° | 82° | — | — |
| 1993 | 90° | 70° | 80° | — | — |
| 1992 | 76° | 53° | 64° | — | — |
| 1991 | 92° | 70° | 81° | — | — |
| 1990 | 88° | 69° | 78° | — | — |
| 1989 | 88° | 67° | 77° | — | — |
| 1988warmest | 96° | 73° | 85° | — | — |
| 1987 | 89° | 65° | 77° | 1.22" | — |
| 1986 | 92° | 69° | 80° | — | — |
| 1985 | 83° | 69° | 76° | 0.08" | — |
| 1984 | 82° | 65° | 73° | 6.17" | — |
| 1983 | 87° | 68° | 78° | — | — |
| 1982 | 82° | 59° | 71° | 1.98" | — |
| 1981 | 85° | 65° | 75° | 1.45" | — |
| 1980 | 80° | 54° | 67° | — | — |
| 1979 | 92° | 64° | 78° | — | — |
| 1978 | 78° | 60° | 69° | 0.33" | — |
| 1977 | 88° | 64° | 76° | 0.81" | — |
| 1976 | 83° | 56° | 69° | — | — |
| 1975 | 90° | 71° | 80° | — | — |
| 1974 | 92° | 75° | 83° | — | — |
| 1973 | 81° | 60° | 70° | — | — |
| 1972coldest | 69° | 49° | 59° | — | — |
| 1971 | 84° | 65° | 74° | — | — |
55 years of data from OLATHE 3E