Weather on May 20
Oklahoma City, OK
55 Years of Data
Avg High
81°F
Avg Low
61°F
Warmest
2006
84°F avg
Coldest
2003
59°F avg
About This Date
May 20th in Oklahoma City, OK typically brings warm spring weather, with average highs around 81°F and lows near 61°F. Over 37 years of records, the warmest May 20th was in 2006 (84°F average), while the coldest was 2003 (59°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 20th dates historically, with the wettest May 20th recording 10.16" 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 May 20th in Oklahoma City, OK? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 59° | 70° | — | — |
| 2024 | 89° | 64° | 77° | 0.23" | — |
| 2023 | 73° | 52° | 62° | — | — |
| 2022 | 85° | 71° | 78° | — | — |
| 2021 | 77° | 66° | 72° | — | — |
| 2020 | 82° | 56° | 69° | — | — |
| 2019 | 80° | 60° | 70° | 10.16" | — |
| 2018 | 75° | 62° | 69° | 1.07" | — |
| 2017 | 73° | 52° | 62° | — | — |
| 2016 | 73° | 57° | 65° | — | — |
| 2015 | 66° | 53° | 60° | 0.03" | — |
| 2014 | 91° | 69° | 80° | — | — |
| 2012 | 74° | 59° | 66° | 0.79" | — |
| 2011 | 72° | 60° | 66° | 3.18" | — |
| 2010 | 76° | 57° | 66° | — | — |
| 2009 | 79° | 57° | 68° | — | — |
| 2008 | 80° | 61° | 70° | 0.2" | — |
| 2007 | 80° | 60° | 70° | — | — |
| 2006warmest | 97° | 71° | 84° | — | — |
| 2005 | 95° | 66° | 81° | — | — |
| 2004 | 90° | 71° | 80° | — | — |
| 2003coldest | 64° | 54° | 59° | 0.2" | — |
| 2002 | 75° | 56° | 65° | 0.08" | — |
| 2001 | 83° | 62° | 72° | 0.58" | — |
| 2000 | 77° | 49° | 63° | — | — |
| 1999 | 80° | 63° | 71° | 0.03" | — |
| 1998 | 89° | 68° | 79° | 0.08" | — |
| 1997 | 75° | 51° | 63° | — | — |
| 1979 | 87° | 66° | 77° | — | — |
| 1978 | 88° | 64° | 76° | 4.7" | — |
| 1977 | 78° | 61° | 69° | 5.97" | — |
| 1976 | 78° | 57° | 68° | — | — |
| 1975 | 82° | 63° | 72° | — | — |
| 1974 | 88° | 70° | 79° | — | — |
| 1973 | 91° | 66° | 79° | — | — |
| 1972 | 84° | 61° | 72° | — | — |
| 1971 | 83° | 53° | 68° | — | — |
37 years of data from OKLAHOMA CITY PENN AVE