The Kapaau plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.
93° on Nov. 11, 2018, the hottest reading for this week of the year since 1977. Next is 92° in 1987.
Kapaau’s center stands about 460 ft above sea level. Within three miles the land runs from 20 ft to 1,780 ft, a difference of 1,760 ft: steep hill country. Open water lies within three miles. The highest named summit within 15 miles is Kaumu o Kaleihoohie, about 5,480 ft, 12 miles south-southeast.
Heights every 0.1 mile from the Copernicus GLO-90 surface model; vertical exaggeration about 4×.
Heights from Copernicus GLO-90 (a surface model: it includes buildings and tree canopy); summits from USGS GNIS; rivers from USGS NHDPlus HR.
Kapaau has a hot desert climate. Summer afternoons average 88° in July; winter nights fall to about 68° in January. About 9 inches of rain fall in a normal year.
On November 14 Kapaau normally reaches 86° and falls to 73°. The record high is 92°, in 1987; the record low 65°, in 2006. The most rain on this date, 0.68 in, fell in 1996.
Normals 1991–2020 and records since 1977 at Puukohola Heiau 98.1, 14 miles south, 330 ft lower. NOAA, through RCC-ACIS.