Hurricanes and Tornadoes That Hit Honolulu, HI

The nearest NOAA station with 1991–2020 climate normals is Manoa Lyon Arbo 785.2, HI, 3 miles northeast of Honolulu at 500 feet. September is the warmest, with an average high of 81°F and low of 70°F; January is the coolest, at 76°F and 63°F. July is the wettest at 15.4 inches of precipitation on average and February the driest at 9.1 inches; the year adds up to 151.0 inches over 210 days with at least a tenth of an inch. Highs of 90°F are rare: fewer than one day a year on average. A night below freezing comes less than once a year on average. That 151.0 inches is more than at 30 of the 33 Hawaii stations used on this site (91%). Aiea, 8 miles northwest, has its own station (Honolulu International Airport, HI): 16.4 inches a year, 134.6 less than here, and a September average high of 88°F against 81°F.

Water temperature at the NOAA tide station Honolulu, HI, 2 miles southwest, averaged 81°F in September and October and 77°F in February over 2021–2025. It averaged 80°F or warmer from July to October. Sea level at the Honolulu tide gauge, 2 miles from Honolulu, has risen 0.62 ± 0.04 inches per decade from 1905 to 2025, NOAA's linear trend; at that pace it is 6.2 inches in a hundred years. That is faster than at 29 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 114 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Honolulu: 49 flash floods, 49 heavy rain events, 9 floods, 4 lightning strikes and 3 thunderstorm wind reports. They killed 0 people and injured 5, and the NWS estimated $7.0 million in property and crop damage. The strongest thunderstorm gust on record here was 58 mph, on December 1, 2013. March has had the most flash floods, 9 of 49. Of the 51 Hawaii cities on this site with a flash flood on record, 42 have had fewer than Honolulu.

Flood insurance policyholders in Honolulu's 11 ZIP codes have filed 1,153 claims with the National Flood Insurance Program since 1978, and were paid $36.8 million for buildings and contents, in the dollars of each year. The most came from Hurricane Iniki in 1992: 101 claims (9% of all) and $1.3 million, then Flooding in 1982 with 100 and 2026-03-KonaStorm in 2026 with 39. The year with the most claims was 2018, with 220. 21% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 38 Hawaii cities on this site with 10 or more claims, 37 have fewer than Honolulu.