Weather on March 18
Cary, NC
55 Years of Data
Avg High
60°F
Avg Low
39°F
Warmest
2012
67°F avg
Coldest
2014
31°F avg
About This Date
March 18th in Cary, NC typically brings mild spring weather, with average highs around 60°F and lows near 39°F. Over 56 years of records, the warmest March 18th was in 2012 (67°F average), while the coldest was 2014 (31°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 34% of March 18th dates historically, with the wettest March 18th recording 6.35" of rain. The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for March 18th in Cary, NC? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 46° | 29° | 37° | — | — |
| 2025 | 59° | 39° | 49° | 0.03" | — |
| 2024 | 71° | 52° | 61° | — | — |
| 2023 | 67° | 45° | 56° | 0.86" | — |
| 2022 | 69° | 49° | 59° | 0.89" | — |
| 2021 | 55° | 41° | 48° | 0.03" | — |
| 2020 | 59° | 47° | 53° | — | — |
| 2019 | 56° | 32° | 44° | — | — |
| 2018 | 68° | 35° | 52° | 0.03" | — |
| 2017 | 56° | 26° | 41° | 0.15" | — |
| 2016 | 77° | 54° | 65° | — | — |
| 2015 | 82° | 43° | 62° | — | — |
| 2014coldest | 33° | 29° | 31° | 0.71" | — |
| 2013 | 57° | 37° | 47° | 0.03" | — |
| 2012warmest | 77° | 57° | 67° | 0.2" | — |
| 2011 | 68° | 41° | 55° | — | — |
| 2010 | 63° | 37° | 50° | — | — |
| 2009 | 57° | 42° | 50° | — | — |
| 2008 | 55° | 35° | 45° | — | — |
| 2007 | 48° | 31° | 39° | — | — |
| 2006 | 66° | 37° | 52° | — | — |
| 2005 | 35° | 30° | 33° | 0.2" | — |
| 2004 | 49° | 38° | 43° | — | — |
| 2003 | 66° | 55° | 61° | 0.05" | — |
| 2002 | 55° | 41° | 48° | 0.99" | — |
| 2001 | 64° | 39° | 52° | — | — |
| 2000 | 67° | 31° | 49° | — | — |
| 1999 | 77° | 44° | 61° | — | — |
| 1998 | 40° | 37° | 38° | 2.21" | — |
| 1997 | 61° | 32° | 46° | — | — |
| 1996 | 49° | 45° | 47° | — | — |
| 1995 | 78° | 48° | 63° | — | — |
| 1994 | 50° | 29° | 39° | — | — |
| 1993 | 58° | 32° | 45° | 0.13" | — |
| 1992 | 70° | 45° | 57° | — | — |
| 1991 | 61° | 42° | 51° | 1.68" | — |
| 1990 | 78° | 48° | 63° | 2.59" | — |
| 1989 | 75° | 49° | 62° | — | — |
| 1988 | 54° | 32° | 43° | — | — |
| 1987 | 57° | 34° | 45° | — | — |
| 1986 | 61° | 43° | 52° | — | — |
| 1985 | 64° | 34° | 49° | — | — |
| 1984 | 62° | 39° | 51° | — | — |
| 1983 | 58° | 46° | 52° | 6.35" | — |
| 1982 | 78° | 42° | 60° | — | — |
| 1981 | 61° | 32° | 46° | — | — |
| 1980 | 69° | 48° | 59° | 2.67" | — |
| 1979 | 67° | 26° | 46° | — | — |
| 1978 | 53° | 25° | 39° | — | — |
| 1977 | 63° | 48° | 55° | — | — |
| 1976 | 50° | 26° | 38° | — | — |
| 1975 | 49° | 36° | 42° | — | — |
| 1974 | 55° | 30° | 43° | — | — |
| 1973 | 57° | 37° | 47° | — | — |
| 1972 | 57° | 38° | 47° | 0.74" | — |
| 1971 | 50° | 25° | 37° | — | — |
56 years of data from CARY