Kailua weather in September (United States of America)

What weather conditions can you expect in Kailua this September? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

For September, the weather in Kailua is generally perfect, featuring high temperatures and moderate rainfall. Daytime temperatures hover around 28°C, while nights can cool down to about 24°C. As the year's hottest month, it's essential to have your summer gear ready. Keep cool with light clothing and enjoy the warmth.

Precipitation

Kailua in September usually receives moderate rainfall, averaging around 32 mm for the month. According to historical climate patterns, there are usually around 8 days days of rain.

Average sunshine

The city usually sees around 279 hours of sunlight, indicating many sunny days.

If you prefer dry days with pleasant temperatures, typically offer the best circumstances. While tend to showcase less optimal conditions.

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

 

Kailua, monthly averages in September

Min Temperature 24°C  

Max Temperature 28°C  

Water Temperature 27°C *  

Chance of Rain 26%  

Precipitation 32 mm  

Rainy days 8 days  

Humidity 66% *  

Windspeed 14 km/h *  

Sunshine 279 hours *  

Percentage Sunshine 76% *  

Data from: Honolulu, the United States of America (20 KM, 12 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

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 Kailua.

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.