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

What weather conditions can you expect in Wailuku this September? See what weather conditions to anticipate this month with our guide.

Temperatures

Experience perfect weather in Wailuku during September, featuring very high temperatures and low rainfall. Throughout the day, temperatures can rise to about 30°C. At night, they generally drop to 24°C. With its high temperatures, this month often tops the charts as the hottest. Be sure to pack summer gear and stay prepared for the heat.

Precipitation

Wailuku in September usually receives low rainfall, averaging around 20 mm for the month. On average, there are about 8 days with rain during this month.

Average sunshine

Expect a lot of sunshine this month, with about 271 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

Should you favor a climate that's both dry and comfortably warm typically offer the most agreeable circumstances. On the other hand, tend to be characterized by conditions that may not be as optimal.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Wailuku, monthly averages in September

Min TemperatureMin Temperature 24°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 27°C *  
Chance of RainChance of Rain 26%  
PrecipitationPrecipitation 20 mm  
Rainy daysRainy days 8 days  
HumidityHumidity 70% *  
WindspeedWindspeed 5 m/s *  
SunshineSunshine 271 hours *  
Percentage SunshinePercentage Sunshine 74% *  
Data from: Kahului, the United States of America (7 KM, 4 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.

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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 Wailuku.

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.