Weather on August 13
Norman, OK
55 Years of Data
Avg High
91°F
Avg Low
70°F
Warmest
2010
91°F avg
Coldest
1989
70°F avg
About This Date
August 13th in Norman, OK typically brings hot summer weather, with average highs around 91°F and lows near 70°F. Over 55 years of records, the warmest August 13th was in 2010 (91°F average), while the coldest was 1989 (70°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 13th dates historically, with the wettest August 13th recording 4.24" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for August 13th in Norman, OK? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 69° | 80° | — | — |
| 2024 | 96° | 76° | 86° | — | — |
| 2023 | 100° | 74° | 87° | — | — |
| 2022 | 98° | 76° | 87° | — | — |
| 2021 | 95° | 71° | 83° | 0.43" | — |
| 2020 | 95° | 75° | 85° | — | — |
| 2019 | 87° | 74° | 80° | 0.28" | — |
| 2018 | 76° | 69° | 72° | 0.64" | — |
| 2017 | 86° | 70° | 78° | 0.03" | — |
| 2016 | 90° | 71° | 80° | — | — |
| 2015 | 90° | 67° | 78° | — | — |
| 2014 | 90° | 64° | 77° | — | — |
| 2013 | 82° | 69° | 76° | 2.51" | — |
| 2012 | 94° | 65° | 79° | — | — |
| 2011 | 93° | 69° | 81° | 2.01" | — |
| 2010warmest | 102° | 80° | 91° | — | — |
| 2009 | 88° | 67° | 77° | — | — |
| 2008 | 84° | 65° | 74° | — | — |
| 2007 | 98° | 72° | 85° | — | — |
| 2006 | 99° | 72° | 85° | — | — |
| 2005 | 90° | 69° | 79° | 0.81" | — |
| 2004 | 80° | 60° | 70° | — | — |
| 2003 | 81° | 66° | 73° | 0.03" | — |
| 2002 | 80° | 65° | 72° | 0.84" | — |
| 2001 | 92° | 72° | 82° | — | — |
| 2000 | 98° | 75° | 87° | — | — |
| 1999 | 92° | 70° | 81° | — | — |
| 1998 | 93° | 73° | 83° | — | — |
| 1997 | 85° | 71° | 78° | 1.5" | — |
| 1996 | 85° | 63° | 74° | — | — |
| 1995 | 92° | 74° | 83° | — | — |
| 1994 | 98° | 69° | 84° | — | — |
| 1993 | 100° | 73° | 87° | — | — |
| 1992 | 81° | 63° | 72° | — | — |
| 1991 | 79° | 66° | 72° | 0.1" | — |
| 1990 | 83° | 70° | 76° | 1.04" | — |
| 1989coldest | 73° | 66° | 70° | 4.24" | — |
| 1988 | 99° | 75° | 87° | — | — |
| 1987 | 93° | 72° | 82° | 0.2" | — |
| 1986 | 91° | 70° | 80° | — | — |
| 1985 | 96° | 75° | 86° | 0.1" | — |
| 1984 | 92° | 67° | 79° | — | — |
| 1983 | 100° | 77° | 89° | — | — |
| 1982 | 100° | 73° | 87° | — | — |
| 1981 | 92° | 72° | 82° | — | — |
| 1980 | 100° | 77° | 89° | — | — |
| 1979 | 93° | 65° | 79° | — | — |
| 1978 | 103° | 75° | 89° | — | — |
| 1977 | 90° | 72° | 81° | — | — |
| 1976 | 103° | 71° | 87° | 0.2" | — |
| 1975 | 91° | 73° | 82° | — | — |
| 1974 | 94° | 68° | 81° | — | — |
| 1973 | 95° | 70° | 82° | — | — |
| 1972 | 89° | 69° | 79° | — | — |
| 1971 | 84° | 69° | 77° | — | — |
55 years of data from NORMAN 2NW MESONET