Weather on September 1
Honolulu, HI
55 Years of Data
About This Date
September 1st in Honolulu, HI typically brings warm fall weather, with average highs around 87°F and lows near 71°F. Over 53 years of records, the warmest September 1st was in 2015 (85°F average), while the coldest was 2021 (72°F) — a 13°F range across recorded history. Rain or other precipitation has occurred on about 15% of September 1st dates historically, with the wettest September 1st recording 1.75" of rain. The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
Planning for September 1st in Honolulu, HI? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 69° | 77° | — | — |
| 2024 | 84° | 69° | 77° | — | — |
| 2023 | 84° | 67° | 75° | — | — |
| 2022 | 80° | 68° | 74° | — | — |
| 2021coldest | 78° | 66° | 72° | — | — |
| 2020 | 82° | 69° | 76° | — | — |
| 2019 | 82° | 69° | 76° | — | — |
| 2018 | 82° | 67° | 74° | — | — |
| 2017 | 82° | 68° | 75° | — | — |
| 2016 | 90° | 71° | 80° | — | — |
| 2015warmest | 91° | 78° | 85° | — | — |
| 2014 | 87° | 73° | 80° | — | — |
| 2013 | 87° | 72° | 79° | — | — |
| 2012 | 85° | 66° | 75° | — | — |
| 2011 | 87° | 75° | 81° | — | — |
| 2010 | 86° | 71° | 79° | — | — |
| 2009 | 89° | 71° | 80° | — | — |
| 2008 | 88° | 71° | 79° | 0.03" | — |
| 2007 | 88° | 74° | 81° | — | — |
| 2006 | 82° | 68° | 75° | — | — |
| 2005 | 87° | 73° | 80° | — | — |
| 2004 | 89° | 75° | 82° | — | — |
| 2003 | 89° | 73° | 81° | — | — |
| 2002 | 87° | 72° | 79° | — | — |
| 2001 | 89° | 70° | 79° | — | — |
| 2000 | 87° | 63° | 75° | — | — |
| 1999 | 89° | 70° | 79° | — | — |
| 1998 | 86° | 72° | 79° | — | — |
| 1997 | 87° | 73° | 80° | — | — |
| 1996 | 85° | 76° | 80° | — | — |
| 1995 | 86° | 72° | 79° | — | — |
| 1994 | 88° | 74° | 81° | — | — |
| 1993 | 89° | 73° | 81° | — | — |
| 1992 | 86° | 72° | 79° | — | — |
| 1991 | 90° | 72° | 81° | — | — |
| 1989 | 85° | 70° | 77° | — | — |
| 1988 | 88° | 69° | 78° | — | — |
| 1987 | 83° | 73° | 78° | 1.75" | — |
| 1986 | 88° | 71° | 79° | — | — |
| 1985 | 88° | 69° | 78° | — | — |
| 1984 | 88° | 74° | 81° | — | — |
| 1983 | 85° | 70° | 77° | — | — |
| 1982 | 84° | 74° | 79° | — | — |
| 1981 | 93° | 66° | 80° | — | — |
| 1980 | 94° | 65° | 79° | — | — |
| 1978 | 86° | 72° | 79° | 0.03" | — |
| 1977 | 85° | 68° | 76° | 0.51" | — |
| 1976 | 88° | 74° | 81° | 0.33" | — |
| 1975 | 89° | 73° | 81° | 0.03" | — |
| 1974 | 86° | 70° | 78° | — | — |
| 1973 | 88° | 77° | 82° | 0.18" | — |
| 1972 | 87° | 72° | 79° | — | — |
| 1971 | 94° | 74° | 84° | 0.05" | — |
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.