Kihei Weather in December
December in Kihei averages 27°C (81°F) during the day and 21°C (70°F) at night. Quite a bit of rainfall is typical this month, with around 62 mm (2.4 in) on average. An umbrella is a good idea.
Rainfall in Kihei in December
Typically, about 13 days will experience rainfall, with an average of 62 mm (2.4 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Kihei in December
December tends to be one of the perfect months in Kihei, with 27°C (81°F) in the afternoon and 21°C (70°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 21°C (70°F), evenings stay pleasantly warm.
Sunshine in Kihei in December
The month enjoys around 213 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Kihei 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
With water at 25°C (77°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Kihei's climate page.
Kihei Temperature in December
Min Temperature
21°C (70°F)
Max Temperature
27°C (81°F)
Water Temperature
25°C (77°F) *
Chance of Rain
42%
Precipitation
62 mm (2.4 in)
Rainy days
13 days
Humidity
77% *
Windspeed
4 m/s (8 knots) *
Sunshine
213 hours *
Percentage Sunshine
63% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kihei typically stay consistent throughout December, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Kihei in December
Browse day-by-day weather records for Kihei spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kihei historical weather extremes in December
The extremes listed below come from historical weather data collected in Kihei from 1976 through 2025.
- Kihei recorded its highest December temperature of 32°C (90°F) on December 10, 2023.
- The lowest daytime temperature in December was 22°C (72°F), recorded on December 20, 2017.
- Nighttime temperatures dropped to 13°C (55°F) on December 18, 1983, marking the coldest December night on record.
Best Places in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Kihei in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Kihei in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Kihei's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Kihei climate overview or explore weather in the United States of America.
