Weather on September 19
Olathe, KS
55 Years of Data
Avg High
80°F
Avg Low
60°F
Warmest
2022
86°F avg
Coldest
1991
49°F avg
About This Date
September 19th in Olathe, KS typically brings warm fall weather, with average highs around 80°F and lows near 60°F. Over 55 years of records, the warmest September 19th was in 2022 (86°F average), while the coldest was 1991 (49°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 29% of September 19th dates historically, with the wettest September 19th recording 3.05" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for September 19th in Olathe, KS? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 60° | 71° | — | — |
| 2024 | 93° | 70° | 81° | — | — |
| 2023 | 81° | 63° | 72° | — | — |
| 2022warmest | 97° | 76° | 86° | — | — |
| 2021 | 86° | 68° | 77° | — | — |
| 2020 | 70° | 52° | 61° | — | — |
| 2019 | 90° | 69° | 79° | — | — |
| 2018 | 91° | 70° | 80° | — | — |
| 2017 | 86° | 64° | 75° | 0.13" | — |
| 2016 | 88° | 63° | 75° | — | — |
| 2015 | 70° | 52° | 61° | — | — |
| 2014 | 79° | 60° | 69° | — | — |
| 2013 | 91° | 67° | 79° | 2.36" | — |
| 2012 | 81° | 50° | 65° | — | — |
| 2011 | 81° | 56° | 68° | — | — |
| 2010 | 86° | 66° | 76° | — | — |
| 2009 | 79° | 53° | 66° | — | — |
| 2008 | 78° | 55° | 67° | — | — |
| 2007 | 87° | 66° | 77° | 1.78" | — |
| 2006 | 70° | 46° | 58° | — | — |
| 2005 | 84° | 67° | 75° | — | — |
| 2004 | 86° | 65° | 75° | 2.92" | — |
| 2003 | 75° | 43° | 59° | 0.66" | — |
| 2002 | 91° | 65° | 78° | 1.68" | — |
| 2001 | 74° | 54° | 64° | 1.68" | — |
| 2000 | 95° | 69° | 82° | — | — |
| 1999 | 68° | 63° | 65° | — | — |
| 1998 | 87° | 66° | 77° | — | — |
| 1997 | 89° | 69° | 79° | 0.03" | — |
| 1996 | 69° | 57° | 63° | — | — |
| 1995 | 76° | 60° | 68° | 3.05" | — |
| 1994 | 82° | 58° | 70° | — | — |
| 1993 | 69° | 58° | 63° | — | — |
| 1992 | 70° | 49° | 59° | 0.08" | — |
| 1991coldest | 60° | 38° | 49° | — | — |
| 1990 | 75° | 60° | 68° | 0.03" | — |
| 1989 | 78° | 55° | 67° | — | — |
| 1988 | 73° | 62° | 68° | 0.81" | — |
| 1987 | 77° | 49° | 63° | 0.1" | — |
| 1986 | 88° | 63° | 75° | 0.71" | — |
| 1985 | 84° | 66° | 75° | — | — |
| 1984 | 84° | 56° | 70° | — | — |
| 1983 | 86° | 69° | 78° | — | — |
| 1982 | 74° | 50° | 62° | — | — |
| 1981 | 79° | 50° | 64° | — | — |
| 1980 | 91° | 64° | 78° | — | — |
| 1979 | 79° | 50° | 64° | — | — |
| 1978 | 91° | 74° | 82° | — | — |
| 1977 | 72° | 52° | 62° | — | — |
| 1976 | 85° | 66° | 75° | — | — |
| 1975 | 67° | 55° | 61° | 1.88" | — |
| 1974 | 80° | 60° | 70° | — | — |
| 1973 | 71° | 49° | 60° | — | — |
| 1972 | 92° | 72° | 82° | — | — |
| 1971 | 57° | 47° | 52° | 0.81" | — |
55 years of data from OLATHE 3E