World Resorts USA Kauai Weather

Kauai weather in December

Weather in Kauai: December

Average day temperature: 75.3°F
Average night temperature: 72.1°F
Sea water temperature: 77.9°F
Number of sunny days: 5 days
Day length: 10.8 - 10.9 hours
Number of rainy days: 1 day
Precipitation totals: 1.2 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 79°F. At the same time the lowest night temperature was 66°F. Day and night temperature averages during December were 74.7°F and 70.1°F.

Sea water temperature in Kauai in December, °F

Show year:
2023
2022
2021

The average sea water temperature in December of 2023 was 77.9°F. The highest and lowest sea temperatures during the month were 78.8°F and 76.5°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 1.2 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 9.7 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: 4.3.

Best time for vacation in Kauai

Sunniest months:
January 6 days
December 5 days
October 3 days
Warmest months:
September 80.0 °F
August 79.6 °F
July 79.1 °F
Warmest sea temp:
September 80.6 °F
October 80.5 °F
August 80.0 °F
Coldest months:
February 73.4 °F
March 73.9 °F
January 74.8 °F
Rainiest months:
January 3 days
March 2 days
May 1 day
Windiest months:
July 12.0 mph
February 11.1 mph
August 10.9 mph

Kauai on a weather map

Kauai
+75°F
W 13 mph
Feels like: +77°F
Precip.: 88%
Places in USA:
Name
°F
+61°F
+66°F
+75°F
+75°F
+75°F
+66°F
+79°F
+64°F
+77°F
+64°F
+55°F
+77°F
+79°F
+82°F
+61°F
24 Hours Forecast
Kauai
Local time: 14:13
May 06, monday
1500
75°F
W
13 mph
1800
73°F
W
11 mph
2100
72°F
W
11 mph
May 07, tuesday
0000
70°F
W
10 mph
0300
70°F
W
9 mph
0600
70°F
W
9 mph
0900
72°F
W
9 mph
1200
75°F
W
11 mph
Units of measurement: °C / °F