Weather on April 18
Norman, OK
55 Years of Data
Avg High
73°F
Avg Low
51°F
Warmest
2011
78°F avg
Coldest
2013
40°F avg
About This Date
April 18th in Norman, OK typically brings pleasant spring weather, with average highs around 73°F and lows near 51°F. Over 55 years of records, the warmest April 18th was in 2011 (78°F average), while the coldest was 2013 (40°F) — a 38°F range across recorded history. Rain or other precipitation has occurred on about 35% of April 18th dates historically, with the wettest April 18th recording 4.65" of rain. The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
Planning for April 18th in Norman, OK? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 56° | 66° | 0.81" | — |
| 2024 | 78° | 54° | 66° | — | — |
| 2023 | 78° | 57° | 68° | — | — |
| 2022 | 66° | 40° | 53° | — | — |
| 2021 | 64° | 39° | 52° | — | — |
| 2020 | 66° | 32° | 49° | — | — |
| 2019 | 69° | 50° | 60° | 0.1" | — |
| 2018 | 73° | 45° | 59° | — | — |
| 2017 | 79° | 52° | 65° | 0.03" | — |
| 2016 | 68° | 55° | 62° | 4.65" | — |
| 2015 | 77° | 55° | 66° | 0.56" | — |
| 2014 | 73° | 39° | 56° | — | — |
| 2013coldest | 47° | 34° | 40° | 0.28" | — |
| 2012 | 76° | 54° | 65° | — | — |
| 2011warmest | 92° | 65° | 78° | — | — |
| 2010 | 53° | 47° | 50° | 1.96" | — |
| 2009 | 74° | 49° | 61° | 0.1" | — |
| 2008 | 73° | 45° | 59° | 1.57" | — |
| 2007 | 58° | 53° | 55° | 2.29" | — |
| 2006 | 87° | 63° | 75° | — | — |
| 2005 | 72° | 61° | 66° | — | — |
| 2004 | 72° | 63° | 67° | — | — |
| 2003 | 82° | 54° | 68° | — | — |
| 2002 | 78° | 67° | 72° | — | — |
| 2001 | 65° | 33° | 49° | — | — |
| 2000 | 85° | 56° | 70° | — | — |
| 1999 | 76° | 33° | 54° | — | — |
| 1998 | 67° | 43° | 55° | — | — |
| 1997 | 79° | 46° | 62° | — | — |
| 1996 | 83° | 57° | 70° | — | — |
| 1995 | 66° | 45° | 55° | — | — |
| 1994 | 83° | 46° | 64° | — | — |
| 1993 | 80° | 45° | 62° | — | — |
| 1992 | 70° | 57° | 63° | 0.08" | — |
| 1991 | 77° | 56° | 66° | — | — |
| 1990 | 50° | 43° | 46° | 2.92" | — |
| 1989 | 77° | 59° | 68° | — | — |
| 1988 | 55° | 40° | 47° | 0.05" | — |
| 1987 | 94° | 60° | 77° | — | — |
| 1986 | 76° | 56° | 66° | 0.05" | — |
| 1985 | 83° | 62° | 72° | — | — |
| 1984 | 71° | 42° | 57° | — | — |
| 1983 | 66° | 44° | 55° | — | — |
| 1982 | 69° | 47° | 58° | — | — |
| 1981 | 72° | 62° | 67° | 0.84" | — |
| 1980 | 64° | 46° | 55° | — | — |
| 1979 | 63° | 55° | 59° | 1.04" | — |
| 1978 | 74° | 48° | 61° | — | — |
| 1977 | 72° | 57° | 64° | — | — |
| 1976 | 74° | 48° | 61° | 0.13" | — |
| 1975 | 82° | 65° | 73° | 0.13" | — |
| 1974 | 78° | 49° | 63° | — | — |
| 1973 | 70° | 55° | 62° | — | — |
| 1972 | 82° | 61° | 71° | — | — |
| 1971 | 76° | 57° | 66° | 0.2" | — |
55 years of data from NORMAN 2NW MESONET