Weather on April 18
Honolulu, HI
55 Years of Data
Avg High
81°F
Avg Low
65°F
Warmest
1986
79°F avg
Coldest
2024
66°F avg
About This Date
April 18th in Honolulu, HI typically brings warm spring weather, with average highs around 81°F and lows near 65°F. Over 51 years of records, the warmest April 18th was in 1986 (79°F average), while the coldest was 2024 (66°F) — a 13°F range across recorded history. Rain or other precipitation has occurred on about 20% of April 18th dates historically, with the wettest April 18th recording 2.46" of rain. The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
Planning for April 18th in Honolulu, HI? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 67° | 73° | — | — |
| 2024coldest | 72° | 61° | 66° | — | — |
| 2023 | 69° | 65° | 67° | — | — |
| 2022 | 79° | 62° | 70° | — | — |
| 2021 | 76° | 63° | 69° | — | — |
| 2020 | 72° | 62° | 67° | — | — |
| 2019 | 77° | 63° | 70° | — | — |
| 2018 | 79° | 63° | 71° | — | — |
| 2017 | 78° | 62° | 70° | — | — |
| 2016 | 80° | 61° | 70° | — | — |
| 2015 | 84° | 67° | 75° | — | — |
| 2014 | 83° | 67° | 75° | — | — |
| 2013 | 82° | 67° | 74° | — | — |
| 2012 | 82° | 64° | 73° | — | — |
| 2011 | 82° | 72° | 77° | 2.46" | — |
| 2010 | 77° | 58° | 67° | — | — |
| 2009 | 82° | 67° | 74° | — | — |
| 2008 | 82° | 68° | 75° | 0.03" | — |
| 2007 | 82° | 66° | 74° | — | — |
| 2006 | 76° | 60° | 68° | — | — |
| 2005 | 83° | 66° | 74° | — | — |
| 2004 | 83° | 65° | 74° | — | — |
| 2003 | 81° | 65° | 73° | — | — |
| 2002 | 85° | 66° | 75° | 0.05" | — |
| 2001 | 81° | 64° | 72° | — | — |
| 1998 | 81° | 63° | 72° | — | — |
| 1997 | 81° | 68° | 74° | — | — |
| 1996 | 81° | 67° | 74° | — | — |
| 1995 | 84° | 69° | 77° | 0.05" | — |
| 1994 | 82° | 64° | 73° | — | — |
| 1993 | 82° | 69° | 76° | 0.08" | — |
| 1992 | 84° | 69° | 77° | — | — |
| 1991 | 82° | 65° | 73° | — | — |
| 1990 | 82° | 64° | 73° | — | — |
| 1989 | 79° | 58° | 68° | — | — |
| 1988 | 84° | 67° | 75° | — | — |
| 1987 | 83° | 66° | 74° | — | — |
| 1986warmest | 84° | 73° | 79° | — | — |
| 1985 | 83° | 65° | 74° | — | — |
| 1984 | 86° | 68° | 77° | — | — |
| 1983 | 76° | 59° | 67° | — | — |
| 1982 | 81° | 69° | 75° | — | — |
| 1981 | 87° | 60° | 74° | 0.25" | — |
| 1978 | 84° | 64° | 74° | — | — |
| 1977 | 78° | 67° | 72° | 0.69" | — |
| 1976 | 74° | 64° | 69° | 0.33" | — |
| 1975 | 80° | 64° | 72° | — | — |
| 1974 | 83° | 71° | 77° | — | — |
| 1973 | 81° | 72° | 76° | — | — |
| 1972 | 83° | 67° | 75° | 0.53" | — |
| 1971 | 83° | 66° | 74° | 0.05" | — |
51 years of data from FRENCH FRIGATE SHOALS