Weather in Kona in December 2025
Average weather
Average temperature in Kona in December
Going from a maximum of +29°C during the day to a minimum of +19°C during the night, the temperature in December averages around +27°C.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +28°C to +28°C.
Is Kona warm or cold in December?
Kona is typically warm in December.
Maximum temperatures go down compared to the previous month from +28°C to +27°C. The minimum temperature also goes down from +22°C to +21°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how December is compared to other months in Kona:
Climate in Kona in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +28°C | +27°C | +27°C | ||||
| Min. temperature | ||||||
| +18°C | +17°C | +16°C | ||||
| Max. temperature | ||||||
| +32°C | +31°C | +31°C | ||||
| Rainfall | ||||||
| 184 mm | 168 mm | 136 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 74% | 73% | 73% | ||||
| Air pressure | ||||||
| 1014 HPa | 1015 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 2 | 3 | 4 | ||||
| Cloudy days | ||||||
| 2 | 1 | 2 | ||||
| Rainy days | ||||||
| 26 | 27 | 25 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
December weather is still as good as in November. It’s getting colder in December. From +28°C in the day, the average maximum temperature lowers to +27°C. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 184 mm to 168 mm. It feels drier, as humidity decreases from 74% to 73%. The average wind speed doesn’t change much during December, staying around 2 m/s. The good news is there are likely to be more sunny days in December, from 2 to 3.
January brings much the same weather, it remains good.
Wind
The average wind speed is 2 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Kona is gradually decreasing during December, going from 3 m/s to 2 m/s over the course of the month.
Rain
How was the weather last December in Kona?
Climate Change over Years
The climate in Kona in December has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+27°C) and the highest in 2016 (+29°C). The driest year was 1995 with only 2087 mm of rainfall, and the wettest year was 2023 with 4848 mm.
FAQ
Is December a good time to visit Kona?
Can you sunbathe in Kona in December?
Is Kona rainy in December?
Is it sunny in Kona in December?
Other cities in USA
Monthly weather in Kona
Source of the data
For this page, we’ve looked at the typical weather in Kona, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
