Measurements:
°C
°F
Honolulu
74°F
SW 25 mph
Feels like: 74°F
Precip: 100%
World Resorts USA Honolulu Weather September Weather in Honolulu

Honolulu Weather: September

Average Day Temperature: 87.5°F
Average Night Temperature: 80.7°F
Sea Water Temperature: 84.3°F
Number of Sunny Days: 17 days
Sunshine Hours: 12.0 - 12.5 hours
Number of Rainy Days: 1 day
Precipitation Totals: 1.2 in

Air Temperature in September, °F

Select Year: 2023 2022 2021

The highest day temperature in September 2023 was 84°F. The lowest night temperature was 78°F. The average values for day and night temperatures during September were 83.0°F и 79.6°F respectivly.

Honolulu Water Sea Temperature in September, °F

Select Year: 2023 2022 2021

The average sea surface temperature in September 2023 for Honolulu was 83.5°F. The maximum and minimum values were 82.8°F and 84.4°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 Honolulu is 1.2 in.

Wind Speed in September, mph

The average wind speed in September is 13.2 mph. It makes September one of the most windless months of the year for Honolulu.

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 Honolulu in September is 8.4 hours.

Best Time to Visit Honolulu
The most sunny months:
June 18 days
August 17 days
September 17 days
The most warm months:
August 87.6 °F
September 87.5 °F
July 86.8 °F
Warmest sea temperature:
September 84.3 °F
October 84.2 °F
August 83.7 °F
The most cold months:
February 79.4 °F
March 79.5 °F
January 79.8 °F
The most rainy months:
February 3 days
March 3 days
November 2 days
The most windy months:
July 16 mph
August 15 mph
June 14 mph

Honolulu on the Weather Map

USA Resorts:
NAME
Boston +38
Chicago +54
Hawaii +74
Honolulu +74
Houston +62
Las Vegas +70
Los Angeles +60
Miami +76
New York +48
Orlando +60
San Diego +60
San Francisco +54
Sarasota +60
Tampa +60
Washington +44
24 Hours Weather Forecast
Honolulu
Local time: 23:09
23 apr, tuesday
0000 74°F
SW
25 mph
0300 74°F
SW
24 mph
0600 74°F
W
21 mph
0900 76°F
W
21 mph
1200 78°F
W
22 mph
1500 78°F
SW
23 mph
1800 76°F
SW
22 mph
2100 74°F
W
22 mph