Measurements:
°C
°F
Hawaii
78°F
W 8 mph
Feels like: 82°F
Precip: 0%
World Resorts USA Hawaii Weather September Weather in Hawaii

Hawaii Weather: September

Average Day Temperature: 88.2°F
Average Night Temperature: 81.4°F
Sea Water Temperature: 84.4°F
Number of Sunny Days: 19 days
Sunshine Hours: 12.0 - 12.5 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.5 in

Air Temperature in September, °F

Select Year: 2019 2018 2017

The highest day temperature in September 2019 was 86°F. The lowest night temperature was 82°F. The average values for day and night temperatures during September were 84.4°F и 82.7°F respectivly.

Hawaii Water Sea Temperature in September, °F

Select Year: 2019 2018 2017

The average sea surface temperature in September 2019 for Hawaii was 85.9°F. The maximum and minimum values were 85.6°F and 86.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Hawaii is 1.5 in.

Wind Speed in September, mph

The average wind speed in September is 13.3 mph. It makes September one of the most windless months of the year for Hawaii.

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 Hawaii in September is 8.8 hours.

Best Time to Visit Hawaii
The most sunny months:
July 20 days
June 20 days
August 19 days
The most warm months:
August 88.7 °F
September 88.2 °F
July 87.6 °F
Warmest sea temperature:
September 84.4 °F
October 84.0 °F
August 83.6 °F
The most cold months:
March 79.7 °F
February 79.7 °F
January 79.9 °F
The most rainy months:
February 4 days
March 3 days
October 2 days
The most windy months:
July 16 mph
August 16 mph
June 15 mph

Hawaii on the Weather Map

USA Resorts:
NAME
Boston +70
Chicago +84
Hawaii +78
Honolulu +80
Houston +94
Jacksonville +80
Las Vegas +82
Los Angeles +82
Miami +84
New Orleans +88
New York +74
San Diego +74
San Francisco +72
San Jose +96
Washington +86
24 Hours Weather Forecast
Hawaii
Local time: 11:48
25 may, monday
1200 80°F
W
7 mph
1500 80°F
W
9 mph
1800 80°F
W
9 mph
2100 80°F
W
8 mph
26 may, tuesday
0000 80°F
NW
6 mph
0300 78°F
W
5 mph
0600 78°F
W
6 mph
0900 78°F
W
9 mph

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