Weather on March 18
Honolulu, HI
55 Years of Data
Avg High
79°F
Avg Low
64°F
Warmest
1995
77°F avg
Coldest
2016
65°F avg
About This Date
March 18th in Honolulu, HI typically brings pleasant spring weather, with average highs around 79°F and lows near 64°F. Over 52 years of records, the warmest March 18th was in 1995 (77°F average), while the coldest was 2016 (65°F) — a 12°F range across recorded history. Rain or other precipitation has occurred on about 17% of March 18th dates historically, with the wettest March 18th recording 2.79" of rain. The last decade has been 3.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.9°F cooler on this date compared to 20-30 years ago.
Planning for March 18th in Honolulu, HI? Great weather for outdoor activities.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 80° | 68° | 74° | — | — |
| 2025 | 77° | 65° | 71° | — | — |
| 2024 | 73° | 59° | 66° | — | — |
| 2023 | 77° | 64° | 71° | — | — |
| 2022 | 74° | 62° | 68° | — | — |
| 2021 | 73° | 59° | 66° | — | — |
| 2020 | 72° | 61° | 66° | — | — |
| 2019 | 73° | 57° | 65° | — | — |
| 2018 | 72° | 63° | 67° | — | — |
| 2017 | 79° | 59° | 69° | — | — |
| 2016coldest | 73° | 57° | 65° | — | — |
| 2015 | 81° | 66° | 73° | — | — |
| 2014 | 79° | 61° | 70° | — | — |
| 2013 | 79° | 62° | 70° | — | — |
| 2012 | 82° | 66° | 74° | 0.13" | — |
| 2011 | 83° | 69° | 76° | — | — |
| 2010 | 80° | 67° | 73° | — | — |
| 2009 | 81° | 66° | 73° | — | — |
| 2008 | 82° | 70° | 76° | 0.05" | — |
| 2007 | 81° | 61° | 71° | — | — |
| 2006 | 69° | 62° | 66° | — | — |
| 2005 | 79° | 63° | 71° | — | — |
| 2004 | 78° | 65° | 71° | 0.05" | — |
| 2003 | 83° | 67° | 75° | — | — |
| 2002 | 75° | 62° | 69° | — | — |
| 2001 | 82° | 68° | 75° | — | — |
| 1999 | 85° | 64° | 74° | — | — |
| 1998 | 82° | 65° | 73° | — | — |
| 1997 | 76° | 62° | 69° | — | — |
| 1996 | 79° | 61° | 70° | — | — |
| 1995warmest | 84° | 69° | 77° | — | — |
| 1994 | 81° | 65° | 73° | — | — |
| 1993 | 80° | 65° | 72° | — | — |
| 1992 | 82° | 61° | 71° | — | — |
| 1991 | 75° | 65° | 70° | 0.13" | — |
| 1989 | — | 66° | — | 2.79" | — |
| 1988 | 84° | 63° | 73° | — | — |
| 1987 | 83° | 66° | 74° | 0.1" | — |
| 1986 | 80° | 68° | 74° | — | — |
| 1985 | 83° | 62° | 72° | — | — |
| 1984 | 83° | 65° | 74° | — | — |
| 1983 | 74° | 63° | 68° | — | — |
| 1982 | 76° | 70° | 73° | 0.15" | — |
| 1981 | 82° | 54° | 68° | — | — |
| 1978 | 81° | 58° | 69° | — | — |
| 1977 | 78° | 69° | 74° | — | — |
| 1976 | 78° | 62° | 70° | 0.03" | — |
| 1975 | 81° | 66° | 73° | — | — |
| 1974 | 82° | 70° | 76° | — | — |
| 1973 | 82° | 64° | 73° | — | — |
| 1972 | 80° | 70° | 75° | — | — |
| 1971 | 76° | 69° | 72° | 0.71" | — |
52 years of data from FRENCH FRIGATE SHOALS