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December weather forecast in Kailua-Kona

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

30 November, sun

	717 mmHg		80%
	3.1 m/s		+26

30 November, Sunday. day, 23°; night, 20°; rain

1 December, mon

	717 mmHg		80%
	3.1 m/s		+26

1 December, Monday. day, 23°; night, 20°; partly cloudy

2 December, tue

	717 mmHg		79%
	3.2 m/s		+26

2 December, Tuesday. day, 23°; night, 20°; rain

3 December, wed

	718 mmHg		79%
	3.1 m/s		+26

3 December, Wednesday. day, 23°; night, 21°; partly cloudy

4 December, thu

	718 mmHg		81%
	3.3 m/s		+26

4 December, Thursday. day, 23°; night, 20°; rain

5 December, fri

	718 mmHg		80%
	3.9 m/s		+26

5 December, Friday. day, 23°; night, 20°; rain

6 December, sat

	718 mmHg		80%
	3.9 m/s		+26

6 December, Saturday. day, 23°; night, 20°; rain

7 December, sun

	718 mmHg		80%
	3.5 m/s		+26

7 December, Sunday. day, 23°; night, 20°; partly cloudy

8 December, mon

	718 mmHg		79%
	3.5 m/s		+26

8 December, Monday. day, 23°; night, 20°; rain

9 December, tue

	718 mmHg		79%
	3.4 m/s		+26

9 December, Tuesday. day, 23°; night, 20°; clear

10 December, wed

	718 mmHg		80%
	3.5 m/s		+26

10 December, Wednesday. day, 23°; night, 20°; rain

11 December, thu

	718 mmHg		81%
	3.4 m/s		+26

11 December, Thursday. day, 23°; night, 20°; rain

12 December, fri

	718 mmHg		82%
	3.4 m/s		+26

12 December, Friday. day, 23°; night, 20°; rain

13 December, sat

	718 mmHg		79%
	3.1 m/s		+26

13 December, Saturday. day, 23°; night, 20°; rain

14 December, sun

	718 mmHg		80%
	3.7 m/s		+26

14 December, Sunday. day, 23°; night, 20°; rain

15 December, mon

	718 mmHg		80%
	3.5 m/s		+26

15 December, Monday. day, 23°; night, 19°; rain

16 December, tue

	718 mmHg		80%
	3.3 m/s		+26

16 December, Tuesday. day, 23°; night, 19°; rain

17 December, wed

	718 mmHg		79%
	3.4 m/s		+25

17 December, Wednesday. day, 23°; night, 20°; clear

18 December, thu

	718 mmHg		79%
	3.3 m/s		+25

18 December, Thursday. day, 23°; night, 20°; clear

19 December, fri

	718 mmHg		79%
	3.1 m/s		+25

19 December, Friday. day, 23°; night, 20°; rain

20 December, sat

	718 mmHg		79%
	3.1 m/s		+25

20 December, Saturday. day, 23°; night, 20°; rain

21 December, sun

	718 mmHg		79%
	3.2 m/s		+25

21 December, Sunday. day, 23°; night, 20°; rain

22 December, mon

	718 mmHg		82%
	3.3 m/s		+25

22 December, Monday. day, 22°; night, 20°; rain

23 December, tue

	718 mmHg		81%
	3.5 m/s		+25

23 December, Tuesday. day, 23°; night, 20°; rain

24 December, wed

	718 mmHg		81%
	3.4 m/s		+25

24 December, Wednesday. day, 22°; night, 20°; rain

25 December, thu

	718 mmHg		81%
	3.3 m/s		+25

25 December, Thursday. day, 23°; night, 20°; rain

26 December, fri

	718 mmHg		81%
	3.4 m/s		+25

26 December, Friday. day, 23°; night, 20°; rain

27 December, sat

	718 mmHg		79%
	3.3 m/s		+25

27 December, Saturday. day, 23°; night, 20°; rain

28 December, sun

	718 mmHg		78%
	3.5 m/s		+25

28 December, Sunday. day, 23°; night, 20°; rain

29 December, mon

	717 mmHg		79%
	3.3 m/s		+25

29 December, Monday. day, 22°; night, 20°; clear

30 December, tue

	717 mmHg		80%
	3.6 m/s		+25

30 December, Tuesday. day, 23°; night, 20°; rain

31 December, wed

	717 mmHg		81%
	3.7 m/s		+25

31 December, Wednesday. day, 23°; night, 20°; rain

1 January, thu

	717 mmHg		79%
	3.7 m/s		+25

1 January, Thursday. day, 23°; night, 20°; rain

2 January, fri

	717 mmHg		80%
	3.9 m/s		+25

2 January, Friday. day, 23°; night, 20°; partly cloudy

3 January, sat

	717 mmHg		81%
	4 m/s		+25

3 January, Saturday. day, 23°; night, 20°; rain

Average data for 10 years

Kailua-Kona December

4

sunny days

24

days with precipitation

4

cloudy days

4 sunny days; 24 days with precipitation; 4 cloudy days;

80

%

air humidity

1.9

m/s

WindSW

170

mm of precipitation

(6% of annual average)

+26

°C

Water temperature

air humidity 80%; 170 millimeters of precipitation (6% of annual average); Wind south-westerly 1.9 Meters per second; Water temperature +26°

Weather graphs for December

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

S

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

SW

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Honolulu
Koloa
Mataiva
Waikoloa
Nuku Hiva
Hilo
Hana
Wailea
Kihei

Cities with similar weather in December

Santo Domingo
Punta Cana
Phan Thiet
Cancun
Boca Chica
Bali
Boracay
Kingston
Santiago de Cuba

The weather forecast for December 2025 is based on historical data from the past 10 years.

In December, the weather in Kailua-Kona is typically warm. Average daily high temperature in December is about 23 degrees above zero. On average, Kailua-Kona has 24 rainy, 4 sunny, and 3 partly cloudy days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Kailua-Kona.

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