Weather on October 20
Olathe, KS
55 Years of Data
Avg High
67°F
Avg Low
46°F
Warmest
1979
76°F avg
Coldest
1972
40°F avg
About This Date
October 20th in Olathe, KS typically brings mild fall weather, with average highs around 67°F and lows near 46°F. Over 55 years of records, the warmest October 20th was in 1979 (76°F average), while the coldest was 1972 (40°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 16% of October 20th dates historically, with the wettest October 20th recording 2.84" 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 October 20th in Olathe, KS? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 48° | 62° | — | — |
| 2024 | 78° | 46° | 62° | — | — |
| 2023 | 80° | 51° | 66° | — | — |
| 2022 | 76° | 37° | 56° | — | — |
| 2021 | 69° | 50° | 60° | — | — |
| 2020 | 47° | 39° | 43° | 0.03" | — |
| 2019 | 65° | 42° | 53° | 0.64" | — |
| 2018 | 64° | 39° | 52° | — | — |
| 2017 | 73° | 52° | 62° | — | — |
| 2016 | 59° | 44° | 52° | 0.05" | — |
| 2015 | 79° | 59° | 69° | — | — |
| 2014 | 75° | 51° | 63° | — | — |
| 2013 | 69° | 43° | 56° | — | — |
| 2012 | 68° | 38° | 53° | — | — |
| 2011 | 55° | 30° | 43° | — | — |
| 2010 | 73° | 47° | 60° | — | — |
| 2009 | 72° | 53° | 62° | 0.33" | — |
| 2008 | 72° | 49° | 60° | — | — |
| 2007 | 67° | 50° | 58° | — | — |
| 2006 | 53° | 37° | 45° | — | — |
| 2005 | 67° | 52° | 59° | 1.14" | — |
| 2004 | 55° | 49° | 52° | — | — |
| 2003 | 82° | 55° | 69° | — | — |
| 2002 | 54° | 35° | 44° | — | — |
| 2001 | 74° | 48° | 61° | — | — |
| 2000 | 76° | 56° | 66° | — | — |
| 1999 | 69° | 37° | 53° | — | — |
| 1998 | 67° | 46° | 56° | — | — |
| 1997 | 63° | 42° | 52° | — | — |
| 1996 | 73° | 52° | 62° | 0.03" | — |
| 1995 | 57° | 43° | 50° | — | — |
| 1994 | 77° | 52° | 64° | — | — |
| 1993 | 58° | 49° | 53° | — | — |
| 1992 | 75° | 50° | 63° | — | — |
| 1991 | 66° | 30° | 48° | — | — |
| 1990 | 73° | 52° | 62° | — | — |
| 1989 | 59° | 27° | 43° | — | — |
| 1988 | 56° | 45° | 50° | — | — |
| 1987 | 49° | 36° | 42° | 0.2" | — |
| 1986 | 76° | 49° | 62° | — | — |
| 1985 | 61° | 55° | 58° | — | — |
| 1984 | 57° | 43° | 50° | — | — |
| 1983 | 57° | 48° | 53° | 0.94" | — |
| 1982 | 50° | 32° | 41° | — | — |
| 1981 | 71° | 52° | 61° | — | — |
| 1980 | 71° | 48° | 60° | — | — |
| 1979warmest | 85° | 67° | 76° | — | — |
| 1978 | 82° | 47° | 64° | — | — |
| 1977 | 77° | 42° | 60° | — | — |
| 1976 | 55° | 31° | 43° | — | — |
| 1975 | 80° | 47° | 63° | — | — |
| 1974 | 63° | 40° | 51° | — | — |
| 1973 | 75° | 56° | 65° | — | — |
| 1972coldest | 47° | 33° | 40° | — | — |
| 1971 | 66° | 52° | 59° | 2.84" | — |
55 years of data from OLATHE 3E