Kahului weather in September (Hawaii, United States of America)

Planning a trip to Kahului in September? Here's what the weather might have in store during this month.

In Kahului the weather in September is generally perfect, with high temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 29°C. But by evening, they drop to around 23°C. Typically, it's the hottest month of the year. Make sure to come prepared with breezy outfits. Whether you're out exploring or just lounging, being prepared can make your experience in this warm month much more enjoyable.

Kahului in September usually receives moderate rainfall, averaging around 37 mm for the month. Based on our climate data of the past 30 years, about 7 days of rain are anticipated.

The days are predominantly sunny, with an estimated total of around 271 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

In case you lean more towards enjoying temperate temperatures and rain-free days typically offer the most optimal weather. In contrast, tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Kahului climate page with graphs.

 

Kahului, monthly averages in September

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 29°C  
Water TemperatureWater Temperature 27°C  
Chance of RainChance of Rain 23%  
PrecipitationPrecipitation 37 mm  
Rainy daysRainy days 7 days  
HumidityHumidity 70%  
WindspeedWindspeed 18 km/h  
SunshineSunshine 271 hours  
Percentage SunshinePercentage Sunshine 74%  

Where to go in the United States of America in September

Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Kahului in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. With a water temperature of around 27°C this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Kahului.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.