World Resorts USA Kauai Weather

Kauai weather in December

Weather in Kauai: December

Average day temperature: 75.6°F
Average night temperature: 71.8°F
Sea water temperature: 77.5°F
Number of sunny days: 5 days
Day length: 10.8 - 10.9 hours
Number of rainy days: 1 day
Precipitation totals: 1.1 in.

Air temperature in December, °F

Show year:
2024
2023
2022

The highest day temperature during December of 2024 was 79°F. At the same time the lowest night temperature was 68°F. Daily and nightly averages during December were 76.7°F and 70.6°F.

Sea water temperature in Kauai in December, °F

Show year:
2024
2023
2022

The average sea water temperature in December of 2024 was 76.0°F. The highest and lowest sea temperatures during the month were 76.8°F and 75.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Kauai in December is 1.1 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 9.2 mph It makes December one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.5.

Best time for vacation in Kauai

Sunniest months:
January 6 days
December 5 days
February 4 days
Warmest months:
September 80.3 °F
August 80.0 °F
July 79.2 °F
Warmest sea temp:
September 80.6 °F
October 80.4 °F
August 79.6 °F
Coldest months:
February 73.9 °F
March 74.2 °F
January 74.7 °F
Rainiest months:
March 2 days
January 2 days
November 1 day
Windiest months:
July 11.7 mph
June 10.9 mph
May 10.8 mph

Kauai on a weather map

Kauai
+75°F
W 7 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+9°F
24 Hours Forecast
Kauai
Local time: 18:04
December 04, thursday
2100
73°F
W
9 mph
December 05, friday
0000
72°F
W
11 mph
0300
73°F
NW
13 mph
0600
73°F
NW
12 mph
0900
75°F
NW
13 mph
1200
77°F
W
11 mph
1500
79°F
W
12 mph
1800
73°F
W
13 mph
Units of measurement: °C / °F