Measurements:
°C
°F
Kauai
74°F
W 11 mph
Feels like: 80°F
Precip: 100%
World Resorts USA Kauai Weather October Weather in Kauai

Kauai Weather: October

Average Day Temperature: 82.4°F
Average Night Temperature: 78.1°F
Sea Water Temperature: 83.8°F
Number of Sunny Days: 2 days
Sunshine Hours: 11.3 - 11.9 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.9 in

Air Temperature in October, °F

Select Year: 2025 2024 2023

The highest day temperature in October 2025 was 86°F. The lowest night temperature was 74°F. The average values for day and night temperatures during October were 83.0°F и 77.1°F respectivly.

Kauai Water Sea Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Kauai was 84.8°F. The maximum and minimum values were 83.8°F and 85.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in October are gloomy but you can also expect sunny days.

Precipitation Totals in October, in

Precipitation total in October for Kauai is 0.9 in.

Wind Speed in October, mph

The average wind speed in October is 8.7 mph. This value is relatively stable throughout the year.

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 Kauai in October is 4.8 hours.

Best Time to Visit Kauai
The most sunny months:
January 6 days
December 5 days
February 4 days
The most warm months:
September 83.7 °F
August 83.4 °F
July 82.5 °F
Warmest sea temperature:
September 83.9 °F
October 83.8 °F
August 82.9 °F
The most cold months:
February 76.6 °F
March 76.9 °F
January 77.5 °F
The most rainy months:
March 2 days
January 2 days
November 1 day
The most windy months:
July 11 mph
June 11 mph
May 11 mph

Kauai on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Kauai
Local time: 23:21
05 dec, friday
0000 74°F
W
11 mph
0300 76°F
NW
13 mph
0600 76°F
NW
12 mph
0900 78°F
NW
13 mph
1200 80°F
W
11 mph
1500 82°F
W
12 mph
1800 76°F
W
13 mph
2100 76°F
W
11 mph