Measurements:
°C
°F
Maui
78°F
SE 2 mph
Feels like: 80°F
Precip: 15%
World Resorts USA Maui Weather September Weather in Maui

Maui Weather: September

Average Day Temperature: 81.1°F
Average Night Temperature: 74.6°F
Sea Water Temperature: 83.3°F
Number of Sunny Days: 12 days
Sunshine Hours: 12.0 - 12.5 hours
Number of Rainy Days: 3 days
Precipitation Totals: 2.1 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 74°F. The lowest night temperature was 61°F. The average values for day and night temperatures during September were 70.3°F и 64.4°F respectivly.

Maui Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Maui was 83.3°F. The maximum and minimum values were 82.4°F and 84.4°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Maui is 2.1 in.

Wind Speed in September, mph

The average wind speed in September is 11.7 mph. It makes September one of the most windless months of the year for Maui.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Maui in September is 7.6 hours.

Best Time to Visit Maui
The most sunny months:
January 14 days
October 14 days
August 13 days
The most warm months:
August 81.4 °F
September 81.1 °F
July 81.0 °F
Warmest sea temperature:
September 83.3 °F
October 83.3 °F
August 82.6 °F
The most cold months:
February 74.2 °F
March 74.5 °F
January 74.7 °F
The most rainy months:
October 4 days
April 4 days
February 4 days
The most windy months:
July 14 mph
June 13 mph
November 12 mph

Maui on the Weather Map

USA Resorts:
NAME
F°
Boston +60
Chicago +58
Hawaii +82
Houston +76
Las Vegas +70
Los Angeles +76
Maui +78
Miami +82
New York +64
Panama City Beach +66
San Diego +74
San Francisco +62
Santa Monica +74
Tampa +76
Washington +60
24 Hours Weather Forecast
Maui
Local time: 15:57
26 oct, monday
1800 72°F
S
2 mph
2100 70°F
NW
3 mph
27 oct, tuesday
0000 66°F
NW
2 mph
0300 62°F
NW
2 mph
0600 60°F
NW
3 mph
0900 76°F
N
0 mph
1200 78°F
E
3 mph
1500 74°F
E
2 mph