Keawakapu Weather in September

September in Keawakapu averages 29°C (84°F) during the day and 23°C (73°F) at night. The excellent conditions and moderate rainfall make it a solid month to visit.

Rainfall in Keawakapu in September

Looking at the last 30 years, the data shows about 9 days with rain, averaging 33 mm (1.3 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Keawakapu in September

Keawakapu in September has excellent weather. Days reach 29°C (84°F) and nights cool to 23°C (73°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 23°C (73°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Keawakapu in September

Expect a lot of sunshine this month, with about 271 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Keawakapu in September

Wind speeds average 5 m/s (10 knots) during September. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in September

At 27°C (81°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

For additional travel inspiration, our weather planner can help you discover destinations worldwide.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Keawakapu's climate page.

Keawakapu Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 29°C (84°F)  

Water Temperature 27°C (81°F) *  

Chance of Rain 28%  

Precipitation 33 mm (1.3 in)  

Rainy days 9 days  

Humidity 70% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 271 hours *  

Percentage Sunshine 74% *  

* Data from: Kahului, the United States of America (21 KM, 13 Miles).

What to Wear in Keawakapu in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Keawakapu in September

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Keawakapu's climate page.

More climate data for Keawakapu

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Keawakapu climate overview or explore weather in the United States of America.