Weather on August 18
Oklahoma City, OK
55 Years of Data
Avg High
92°F
Avg Low
71°F
Warmest
2024
91°F avg
Coldest
1992
64°F avg
About This Date
August 18th in Oklahoma City, OK typically brings hot summer weather, with average highs around 92°F and lows near 71°F. Over 55 years of records, the warmest August 18th was in 2024 (91°F average), while the coldest was 1992 (64°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 22% of August 18th dates historically, with the wettest August 18th recording 3.3" 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 August 18th in Oklahoma City, OK? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 99° | 75° | 87° | — | — |
| 2024warmest | 103° | 80° | 91° | — | — |
| 2023 | 99° | 71° | 85° | — | — |
| 2022 | 89° | 68° | 79° | — | — |
| 2021 | 87° | 70° | 78° | — | — |
| 2020 | 92° | 67° | 79° | — | — |
| 2019 | 96° | 77° | 87° | 0.1" | — |
| 2018 | 90° | 72° | 81° | 0.05" | — |
| 2017 | 92° | 72° | 82° | 0.1" | — |
| 2016 | 90° | 71° | 80° | — | — |
| 2015 | 95° | 74° | 84° | — | — |
| 2014 | 100° | 73° | 87° | 0.13" | — |
| 2013 | 83° | 66° | 74° | — | — |
| 2012 | 79° | 65° | 72° | 2.95" | — |
| 2011 | 101° | 80° | 90° | — | — |
| 2010 | 92° | 70° | 81° | — | — |
| 2009 | 84° | 65° | 74° | 3.3" | — |
| 2008 | 73° | 68° | 71° | 1.75" | — |
| 2007 | 87° | 73° | 80° | 1.65" | — |
| 2006 | 101° | 78° | 89° | — | — |
| 2005 | 94° | 76° | 85° | — | — |
| 2004 | 88° | 68° | 78° | — | — |
| 2003 | 100° | 74° | 87° | — | — |
| 2002 | 96° | 76° | 86° | — | — |
| 2001 | 95° | 69° | 82° | — | — |
| 2000 | 89° | 70° | 79° | — | — |
| 1999 | 100° | 70° | 85° | — | — |
| 1998 | 98° | 74° | 86° | — | — |
| 1997 | 86° | 74° | 80° | — | — |
| 1996 | 92° | 69° | 80° | — | — |
| 1995 | 94° | 68° | 81° | — | — |
| 1994 | 95° | 67° | 81° | 0.15" | — |
| 1993 | 99° | 71° | 85° | — | — |
| 1992coldest | 68° | 60° | 64° | 1.3" | — |
| 1991 | 96° | 68° | 82° | — | — |
| 1990 | 93° | 72° | 82° | 0.79" | — |
| 1989 | 85° | 69° | 77° | 0.15" | — |
| 1988 | 95° | 74° | 84° | — | — |
| 1987 | 95° | 72° | 83° | — | — |
| 1986 | 96° | 72° | 84° | — | — |
| 1985 | 96° | 74° | 85° | — | — |
| 1984 | 103° | 72° | 87° | — | — |
| 1983 | 94° | 72° | 83° | — | — |
| 1982 | 92° | 73° | 82° | — | — |
| 1981 | 78° | 61° | 69° | — | — |
| 1980 | 99° | 75° | 87° | — | — |
| 1979 | 91° | 72° | 81° | — | — |
| 1978 | 98° | 74° | 86° | — | — |
| 1977 | 80° | 67° | 73° | — | — |
| 1976 | 95° | 74° | 84° | — | — |
| 1975 | 87° | 68° | 78° | — | — |
| 1974 | 97° | 69° | 83° | — | — |
| 1973 | 92° | 69° | 80° | — | — |
| 1972 | 95° | 71° | 83° | — | — |
| 1971 | 91° | 68° | 80° | — | — |
55 years of data from OKLAHOMA CITY PENN AVE