Waimanalo Weather in December

December in Waimanalo brings high temperatures, with daytime highs of 26°C (79°F) and nights around 23°C (73°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Waimanalo in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Based on our climate data of the past 30 years, about 11 days of rain are anticipated, with 58 mm (2.3 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Waimanalo in December

December tends to be one of the perfect months in Waimanalo, with 26°C (79°F) in the afternoon and 23°C (73°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in Waimanalo in December

The month enjoys around 199 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Waimanalo in December

In December, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in December

The water is 25°C (77°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

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• January
• February
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For a detailed overview over the year and the best time to visit the United States of America, check out our Waimanalo's climate page.

Waimanalo Temperature in December

Min Temperature 23°C (73°F)  

Max Temperature 26°C (79°F)  

Water Temperature 25°C (77°F) *  

Chance of Rain 37%  

Precipitation 58 mm (2.3 in)  

Rainy days 11 days  

Humidity 72% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 199 hours *  

Percentage Sunshine 59% *  

* Data from: Honolulu, the United States of America (21 KM, 13 Miles).

What to Wear in Waimanalo in December

Warm but pleasant conditions in Waimanalo in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 25°C (77°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Waimanalo in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

8/10

Walking

8/10

Camping

8/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Waimanalo's climate page.

More climate data for Waimanalo

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Waimanalo climate overview or explore weather in the United States of America.