Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
Weather Guide
Kahuku, Hawaii, United States Average Monthly Weather
Weather score64Good annual avg
Best months: June, September, August
Across the year, average daytime temperatures are around 27°C, sunshine averages 7.9h per day, and rainfall totals about 2872mm. Sea temperatures average 25°C across the year.
Annual weather
Annual averages
Temp
27°C
Rain
2872mm
Annual total
Sun
7.9h
Sea
25°C
Weather score
64
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 221mm, so showers are a real planning factor.
Bright
Sunshine averages 9.2h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 26°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Kahuku, Hawaii, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August29°C average high
August is one of Kahuku's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to October
This stretch sets the upper range for average daytime heat.
Rain
August221mm average rain
August sits near Kahuku's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJune and September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August9.2 hours average sun
August is one of Kahuku's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to September
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August26°C average sea
August sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJune to November
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
Weather score
August70 weather score
August scores above Kahuku's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsMay to October
These months have the strongest weather score in the monthly averages.
