Weather on March 18
Mesa, AZ
55 Years of Data
Avg High
79°F
Avg Low
49°F
Warmest
1997
76°F avg
Coldest
1977
51°F avg
About This Date
March 18th in Mesa, AZ typically brings pleasant spring weather, with average highs around 79°F and lows near 49°F — a 30°F daily swing. Over 53 years of records, the warmest March 18th was in 1997 (76°F average), while the coldest was 1977 (51°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 9% of March 18th dates historically, with the wettest March 18th recording 0.76" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for March 18th in Mesa, AZ? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 55° | 68° | — | — |
| 2024 | 80° | 41° | 61° | — | — |
| 2023 | 76° | 44° | 60° | — | — |
| 2022 | 84° | 40° | 62° | — | — |
| 2021 | 82° | 43° | 62° | — | — |
| 2020 | — | 50° | — | — | — |
| 2019 | 80° | 44° | 62° | — | — |
| 2018 | 73° | 52° | 62° | — | — |
| 2017 | 95° | 54° | 74° | — | — |
| 2016 | 88° | — | — | — | — |
| 2015 | 82° | 52° | 67° | 0.03" | — |
| 2013 | 84° | 49° | 66° | — | — |
| 2012 | — | 38° | — | 0.76" | — |
| 2011 | 87° | 49° | 68° | — | — |
| 2010 | 86° | 48° | 67° | — | — |
| 2009 | 89° | 48° | 69° | — | — |
| 2008 | 75° | 37° | 56° | — | — |
| 2007 | 92° | 52° | 72° | — | — |
| 2006 | 78° | 42° | 60° | — | — |
| 2005 | 73° | 56° | 64° | — | — |
| 2004 | 91° | 57° | 74° | — | — |
| 2003 | 67° | 43° | 55° | — | — |
| 2002 | 68° | 52° | 60° | — | — |
| 2001 | 79° | 47° | 63° | — | — |
| 2000 | 84° | 55° | 70° | — | — |
| 1998 | 74° | 54° | 64° | — | — |
| 1997warmest | 90° | 62° | 76° | — | — |
| 1996 | 85° | 53° | 69° | — | — |
| 1995 | 88° | 61° | 74° | — | — |
| 1994 | 81° | 50° | 65° | — | — |
| 1993 | 80° | 51° | 66° | — | — |
| 1992 | 74° | 48° | 61° | — | — |
| 1991 | 78° | 44° | 61° | — | — |
| 1990 | 53° | 86° | 70° | — | — |
| 1989 | 90° | 54° | 72° | — | — |
| 1988 | 76° | 49° | 62° | — | — |
| 1987 | 75° | 46° | 61° | — | — |
| 1986 | 62° | 41° | 52° | 0.05" | — |
| 1985 | 78° | 49° | 63° | — | — |
| 1984 | 82° | 49° | 65° | — | — |
| 1983 | 70° | 50° | 60° | 0.71" | — |
| 1982 | 70° | 50° | 60° | — | — |
| 1981 | 78° | 43° | 60° | — | — |
| 1980 | 72° | 43° | 57° | — | — |
| 1979 | 65° | 40° | 52° | 0.1" | — |
| 1978 | 80° | 57° | 69° | — | — |
| 1977coldest | 65° | 38° | 51° | — | — |
| 1976 | 76° | 48° | 62° | — | — |
| 1975 | 67° | 40° | 53° | — | — |
| 1974 | 89° | 51° | 70° | — | — |
| 1973 | 72° | 42° | 57° | — | — |
| 1972 | 92° | 49° | 70° | — | — |
| 1971 | 85° | 47° | 66° | — | — |
53 years of data from MESA