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Weather in Kauai County, Hawaii for December 2026

Your guide to Kauai County weather in December - trends and predictions

    Rain 🌧️

  • The climate of Kauai County in December is notably wet, with an average of 15 rainy days, and a total of 66.3 mm of precipitation.

  • More

  • Is December a good time to visit Kauai County? check out the best time to travel to Kauai County page.

  • ✨ Is December a good time to visit Kauai County? – Ask the AI Weatherman

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/22°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Kauai County Weather December

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Temperatures trend during December in Kauai County

See the weather trend as well as the moving average line

December weather in Kauai County day by day

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Date Weather Temperatures Rain UV More
Dec. 1 Patchy rain possible
Patchy rain possible
24° /22° 0 mm 5
Dec. 2 Partly cloudy
Partly cloudy
25° /22° 0 mm 5.6
Dec. 3 Sunny
Sunny
25° /22° 0 mm 5.5
Dec. 4 Patchy rain possible
Patchy rain possible
25° /22° 1.3 mm 5.5
Dec. 5 Moderate rain
Moderate rain
24° /22° 10.8 mm 5
Dec. 6 Light rain shower
Light rain shower
24° /22° 2.3 mm 5
Dec. 7 Patchy rain possible
Patchy rain possible
25° /22° 1.4 mm 5.4
Dec. 8 Patchy rain possible
Patchy rain possible
24° /22° 0.6 mm 5
Dec. 9 Light rain shower
Light rain shower
24° /23° 1.6 mm 5
Dec. 10 Light rain shower
Light rain shower
24° /22° 1.9 mm 5
Dec. 11 Patchy rain possible
Patchy rain possible
24° /22° 0.9 mm 5
Dec. 12 Patchy rain possible
Patchy rain possible
24° /22° 0.7 mm 5.4
Dec. 13 Patchy rain possible
Patchy rain possible
25° /22° 1.8 mm 5.3
Dec. 14 Light rain
Light rain
24° /22° 2.9 mm 5
Dec. 15 Light rain
Light rain
24° /22° 3.3 mm 5
Dec. 16 Patchy rain possible
Patchy rain possible
25° /22° 0.7 mm 5.3
Dec. 17 Patchy rain possible
Patchy rain possible
25° /22° 1.2 mm 5.3
Dec. 18 Light rain
Light rain
25° /22° 4.8 mm 5.3
Dec. 19 Patchy rain possible
Patchy rain possible
25° /22° 2.1 mm 5.3
Dec. 20 Light rain
Light rain
24° /22° 2.5 mm 4
Dec. 21 Patchy rain possible
Patchy rain possible
25° /23° 2.1 mm 3
Dec. 22 Light rain
Light rain
25° /23° 8.9 mm 4
Dec. 23 Light rain
Light rain
24° /23° 3 mm 3
Dec. 24 Patchy rain possible
Patchy rain possible
24° /22° 0.8 mm 4
Dec. 25 Patchy rain possible
Patchy rain possible
24° /22° 0.2 mm 4
Dec. 26 Partly cloudy
Partly cloudy
24° /22° 0.4 mm 4
Dec. 27 Sunny
Sunny
24° /22° 0.2 mm 5
Dec. 28 Patchy rain possible
Patchy rain possible
24° /22° 2.4 mm 4
Dec. 29 Light rain
Light rain
24° /23° 3.3 mm 4
Dec. 30 Light rain shower
Light rain shower
24° /22° 2.4 mm 4
Dec. 31 Light rain shower
Light rain shower
24° /23° 1.7 mm 4
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Important Notice
Our weather forecast for Kauai County in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Kauai County forecast closer to your planned date for the most up-to-date weather information.

Kauai County in December - FAQ

What are the expected maximum and minimum temperatures in Kauai County during December?

During December, expect a variety of temperatures with highs around 24° and lows near 22°, suitable for diverse activities and preferences.

How much rainfall should be expected in Kauai County during December?

Moderate rainfall is anticipated in Kauai County during December, with a total of 66.3 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Kauai County during December?

The average wind speed in Kauai County during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Kauai County

Explore the daily rainfall trends and prepare for Kauai Countys December weather 💧
Typically, Kauai County has 15 rainy days in December with a total of 66.3 mm of rainfall.

UV exposure in Kauai County during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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