Kahoku climate

Kahoku Weather in September

NASA POWER reanalysis for the half-degree grid cell around Kahoku, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 26°C on September 1 to 23°C on September 30, and lows from 25°C to 21°C. Normal precipitation for the month is 210 mm over about 15 wet days.

September day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Kahoku, in °C, with the record for each date.1520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
25°C
Average low
23°C
Precipitation
210 mm
Reanalysis high
31°CSep 7, 2020
Reanalysis low
17°CSep 27, 1992
Daylight
12 h 58 min to 11 h 52 min
Cloud cover
70%
Humidity
78%
Dew point
20°C
Wind
21.2 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Sep 126°C25°C30°C 201022°C 199352%
Sep 226°C25°C30°C 202022°C 199352%
Sep 326°C25°C30°C 202022°C 199353%
Sep 426°C25°C29°C 201820°C 199355%
Sep 526°C24°C30°C 201020°C 199354%
Sep 626°C24°C30°C 201020°C 199355%
Sep 726°C24°C31°C 202019°C 199354%
Sep 826°C24°C28°C 202020°C 199353%
Sep 925°C24°C28°C 201220°C 199654%
Sep 1025°C24°C28°C 201920°C 199355%
Sep 1125°C24°C28°C 201020°C 199354%
Sep 1225°C24°C29°C 201020°C 200954%
Sep 1325°C23°C28°C 201220°C 199653%
Sep 1425°C23°C28°C 201220°C 199651%
Sep 1525°C23°C28°C 200020°C 199750%
Sep 1625°C23°C29°C 200021°C 201351%
Sep 1724°C23°C30°C 201219°C 199551%
Sep 1824°C23°C28°C 201219°C 199551%
Sep 1924°C23°C27°C 199820°C 199550%
Sep 2024°C22°C27°C 199820°C 199251%
Sep 2124°C22°C27°C 199818°C 200149%
Sep 2224°C22°C26°C 201018°C 200148%
Sep 2324°C22°C28°C 201919°C 200149%
Sep 2423°C22°C29°C 199920°C 201149%
Sep 2523°C22°C26°C 201319°C 199749%
Sep 2623°C22°C25°C 199418°C 200849%
Sep 2723°C21°C27°C 199117°C 199249%
Sep 2823°C21°C28°C 199118°C 199250%
Sep 2923°C21°C26°C 199419°C 200350%
Sep 3023°C21°C25°C 199818°C 200350%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Kahoku, in percent.02040601102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+9).

September 1
sunrise 5:24 AM, sunset 6:22 PM
September 30
sunrise 5:47 AM, sunset 5:39 PM

Every day of September: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.