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

How does the weather in Kahului usually fare in September? Check out our in-depth weather guide for this month.

Temperatures

For September, the weather in Kahului is generally perfect, featuring high temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 29°C. But by evening, they drop to around 23°C. Often, it stands out as the year's warmest month. With this in mind, cool breathable fabrics will make navigating the heat much more bearable. Always be ready to embrace the warmth while staying cool and protected.

Precipitation

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.

Average sunshine

With around 271 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

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 Temperature 23°C  

Max Temperature 29°C  

Water Temperature 27°C  

Chance of Rain 23%  

Precipitation 37 mm  

Rainy days 7 days  

Humidity 70%  

Windspeed 18 km/h  

Sunshine 271 hours  

Percentage 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 and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

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.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Interested in more climate information?

This site 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 travel conditions. Find out where to go with our weather planner.