Weather on March 20
Olathe, KS
55 Years of Data
Avg High
58°F
Avg Low
37°F
Warmest
2017
71°F avg
Coldest
1984
29°F avg
About This Date
March 20th in Olathe, KS typically brings cool spring weather, with average highs around 58°F and lows near 37°F. Over 56 years of records, the warmest March 20th was in 2017 (71°F average), while the coldest was 1984 (29°F) — a 42°F range across recorded history. Precipitation has occurred on 27% of recorded March 20th dates, with snow falling 7% of the time (heaviest snowfall: 3"). The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Olathe, KS? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 90° | 53° | 71° | — | — |
| 2025 | 52° | 41° | 46° | — | — |
| 2024 | 57° | 37° | 47° | — | — |
| 2023 | 60° | 31° | 46° | — | — |
| 2022 | 77° | 43° | 60° | — | — |
| 2021 | 60° | 33° | 47° | — | — |
| 2020 | 49° | 29° | 39° | — | — |
| 2019 | 57° | 41° | 49° | — | — |
| 2018 | 49° | 38° | 43° | — | — |
| 2017warmest | 82° | 59° | 71° | — | — |
| 2016 | 47° | 32° | 39° | — | — |
| 2015 | 63° | 31° | 47° | — | — |
| 2014 | 69° | 33° | 51° | — | — |
| 2013 | 39° | 24° | 32° | — | — |
| 2012 | 59° | 55° | 57° | 1.32" | — |
| 2011 | 78° | 48° | 63° | — | — |
| 2010 | 30° | 28° | 29° | 0.2" | — |
| 2009 | 62° | 39° | 51° | — | — |
| 2008 | 58° | 34° | 46° | — | — |
| 2007 | 65° | 46° | 55° | — | — |
| 2006 | 44° | 34° | 39° | 1.12" | — |
| 2005 | 49° | 29° | 39° | — | — |
| 2004 | 72° | 41° | 56° | — | — |
| 2003 | 59° | 41° | 50° | 1.85" | — |
| 2002 | 55° | 36° | 45° | — | — |
| 2001 | 58° | 32° | 45° | — | — |
| 2000 | 50° | 32° | 41° | 0.61" | 1.5" |
| 1999 | 63° | 40° | 51° | — | — |
| 1998 | 47° | 33° | 40° | 0.84" | — |
| 1997 | 75° | 38° | 56° | — | — |
| 1996 | 47° | 26° | 36° | 0.05" | 0.5" |
| 1995 | 75° | 49° | 62° | 0.53" | — |
| 1994 | 73° | 52° | 62° | — | — |
| 1993 | 48° | 35° | 42° | — | — |
| 1992 | 54° | 32° | 43° | — | — |
| 1991 | 72° | 51° | 61° | 0.23" | — |
| 1990 | 64° | 26° | 45° | — | — |
| 1989 | 46° | 32° | 39° | 1.09" | — |
| 1988 | 78° | 36° | 57° | — | — |
| 1987 | 72° | 47° | 59° | — | — |
| 1986 | 39° | 21° | 30° | — | — |
| 1985 | 56° | 48° | 52° | 0.13" | — |
| 1984coldest | 35° | 23° | 29° | 0.91" | 3" |
| 1983 | 35° | 28° | 32° | 1.09" | 2" |
| 1982 | 60° | 44° | 52° | — | — |
| 1981 | 52° | 25° | 38° | — | — |
| 1980 | 59° | 40° | 49° | — | — |
| 1979 | 57° | 40° | 48° | — | — |
| 1978 | 63° | 34° | 48° | — | — |
| 1977 | 53° | 29° | 41° | 0.03" | — |
| 1976 | 70° | 47° | 58° | — | — |
| 1975 | 76° | 44° | 60° | — | — |
| 1974 | 40° | 26° | 33° | — | — |
| 1973 | 50° | 36° | 43° | 3.3" | — |
| 1972 | 71° | 49° | 60° | — | — |
| 1971 | 53° | 22° | 37° | — | — |
56 years of data from OLATHE 3E