Weather on October 18
Honolulu, HI
55 Years of Data
About This Date
October 18th in Honolulu, HI typically brings warm fall weather, with average highs around 85°F and lows near 69°F. Over 52 years of records, the warmest October 18th was in 2014 (82°F average), while the coldest was 2018 (72°F) — a 10°F range across recorded history. Rain or other precipitation has occurred on about 29% of October 18th dates historically, with the wettest October 18th recording 2.03" of rain. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for October 18th in Honolulu, HI? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 73° | 80° | — | — |
| 2024 | 81° | 69° | 75° | — | — |
| 2023 | 82° | 67° | 74° | — | — |
| 2022 | 82° | 67° | 74° | — | — |
| 2021 | 80° | 65° | 72° | — | — |
| 2020 | 78° | 69° | 74° | — | — |
| 2019 | 81° | 69° | 75° | — | — |
| 2018coldest | 78° | 66° | 72° | — | — |
| 2017 | 80° | 66° | 73° | — | — |
| 2016 | 82° | 68° | 75° | — | — |
| 2014warmest | 89° | 75° | 82° | 0.38" | — |
| 2013 | 84° | 71° | 78° | — | — |
| 2012 | 84° | 63° | 73° | — | — |
| 2011 | 85° | 67° | 76° | 0.43" | — |
| 2010 | 84° | 70° | 77° | — | — |
| 2009 | 87° | 71° | 79° | — | — |
| 2008 | 85° | 71° | 78° | — | — |
| 2007 | 85° | 71° | 78° | — | — |
| 2005 | 85° | 69° | 77° | — | — |
| 2004 | 88° | 70° | 79° | 0.03" | — |
| 2003 | 85° | 71° | 78° | — | — |
| 2002 | 83° | 74° | 78° | 2.03" | — |
| 2001 | 85° | 73° | 79° | — | — |
| 2000 | 85° | 65° | 75° | — | — |
| 1999 | 85° | 65° | 75° | 0.08" | — |
| 1998 | 84° | 69° | 77° | — | — |
| 1997 | 84° | 68° | 76° | — | — |
| 1996 | 86° | 72° | 79° | — | — |
| 1995 | 86° | 73° | 80° | 0.1" | — |
| 1994 | 88° | 70° | 79° | 1.3" | — |
| 1993 | 87° | 68° | 78° | — | — |
| 1992 | 87° | 72° | 79° | — | — |
| 1991 | 84° | 75° | 80° | — | — |
| 1990 | 83° | 69° | 76° | — | — |
| 1989 | 85° | 71° | 78° | 0.25" | — |
| 1988 | 86° | 68° | 77° | — | — |
| 1987 | 86° | 72° | 79° | — | — |
| 1986 | 87° | 72° | 79° | — | — |
| 1985 | 87° | 68° | 78° | — | — |
| 1984 | 89° | 70° | 79° | — | — |
| 1983 | 86° | 67° | 76° | — | — |
| 1982 | 84° | 73° | 79° | 0.1" | — |
| 1981 | 90° | 62° | 76° | — | — |
| 1980 | 86° | 67° | 76° | 0.1" | — |
| 1978 | 88° | 59° | 73° | 0.2" | — |
| 1977 | 83° | 73° | 78° | 0.33" | — |
| 1976 | 77° | 71° | 74° | — | — |
| 1975 | 84° | 72° | 78° | 0.08" | — |
| 1974 | 85° | 69° | 77° | — | — |
| 1973 | 84° | 69° | 77° | 0.05" | — |
| 1972 | 85° | — | — | — | — |
| 1971 | 84° | 71° | 78° | 0.08" | — |
Honolulu, HI Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Honolulu, HI Monthly Precipitation
Average rainfall per month, in inches.
Honolulu, HI Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Honolulu, HI
Honolulu, HI has no months that meet our "pleasant" threshold — every season has tradeoffs.