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

Can you expect sunny skies in Kapaa in September? See what weather conditions to anticipate this month with our guide.

Temperatures

During September, Kapaa is known for its perfect weather, characterized by high temperatures and moderate rainfall. Daytime temperatures are expected to be around 28°C, cooling off to about 24°C at night. This period is characterized by high temperatures, often making it the hottest month of the year. Dressing in light, airy clothing will help you stay cool and comfortable.

Precipitation

Kapaa in September usually receives moderate rainfall, averaging around 65 mm for the month. Experience the driest month of the year, where clear skies and little rain are the norms. It's a great time to be outdoors. Based on our climate data of the past 30 years, about 16 days of rain are anticipated.

Average sunshine

The city usually sees around 242 hours of sunlight, indicating many sunny days.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. January, February, April, May, June, July, August, September, October, November and December generally stand out with the best circumstances. While March tends to showcase less optimal conditions.

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

 

Kapaa, monthly averages in September

Min Temperature 24°C  

Max Temperature 28°C  

Water Temperature 27°C *  

Chance of Rain 52%  

Precipitation 65 mm  

Rainy days 16 days  

Humidity 74% *  

Windspeed 14 km/h *  

Sunshine 242 hours *  

Percentage Sunshine 66% *  

Data from: Lihue, the United States of America (8 KM, 5 Miles).

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

9/10

Cycling

8/10

Walking

8/10

Camping

8/10

Outdoor sports

8/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Kapaa.

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.