Temperatures in December
It's warm in December in Kahului with an average temperature of 28°C. Temperatures this month range from a low of 27°C to a high of 30°C. At night, you can expect temperatures between 18°C and 21°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Kahului in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Kahului with hot temperatures, averaging around 29°C during the day and nights close to 20°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-December
By mid-December, the average daytime temperature drops to around 28°C, with nights close to 21°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
Temperatures vary between day and night, so it’s smart to wear layers.
End of December
By the end of December, the average daytime temperature in Kahului will be around 28°C, with nights close to 20°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in December
In December, there is an average of 115 mm of precipitation, spread over 7 days. The wind speed is around 5 Bft, mostly coming from the East.
The average precipitation chance is 24% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Kahului. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Kahului in December |
London | ||
|---|---|---|---|
 Average Temperature |
28°C | 9°C | |
 High Temp |
30°C | 11°C | |
| Low Temp |
27°C | 8°C | |
 Total Precipitation |
115 mm | 67 mm | |
| Rainy Days |
7 days | 10 days | |
November
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is December a good time to visit Kahului?
After some sun? Then December isn’t the best time to be in Kahului. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Kahului in December
With 33°C, Kahului hit the highest temperature in the last 10 years in December 2023. The lowest daytime temperature in this month was 21°C in 2017. The extreme night temperatures ranged from a low of 13°C to a high of 24°C.
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Daily Temperature in December in Kahului
This chart shows the average daily temperatures, both day and night, for each day in December in Kahului, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Kahului
The chart below shows the average daily precipitation in December for Kahului, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 7 days of rain in Kahului.
Daily UV Index in December in Kahului
This chart shows the average daily UV index in December in Kahului, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Kahului Over the Years
This chart shows the average temperature in December in Kahului, measured in degrees Celsius, over the past years.
Total Precipitation in December in Kahului Over the Years
This chart shows the average precipitation in December in Kahului, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Kahului
Click on a specific day in December for detailed info on the typical weather on that day in Kahului. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Kahului
Have you been to Kahului in December?
Share your weather experience in December in Kahului.
Average Weather in Kahului by Month
Click on a month below to see detailed weather info for Kahului. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
