10 day forecast Monthly forecast Weather map

City or area

Go to comparison

December weather forecast in Newcastle

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

	757 mmHg		73%
	5 m/s		+23

30 November, Sunday. day, 26°; night, 18°; rain

1 December, mon

	757 mmHg		73%
	5.3 m/s		+23

1 December, Monday. day, 26°; night, 18°; rain

2 December, tue

	758 mmHg		73%
	5.2 m/s		+23

2 December, Tuesday. day, 26°; night, 18°; rain

3 December, wed

	758 mmHg		69%
	4.8 m/s		+22

3 December, Wednesday. day, 26°; night, 18°; clear

4 December, thu

	757 mmHg		70%
	5 m/s		+22

4 December, Thursday. day, 26°; night, 18°; partly cloudy

5 December, fri

	757 mmHg		72%
	5.1 m/s		+22

5 December, Friday. day, 25°; night, 18°; partly cloudy

6 December, sat

	757 mmHg		71%
	5 m/s		+22

6 December, Saturday. day, 26°; night, 18°; partly cloudy

7 December, sun

	757 mmHg		72%
	5 m/s		+23

7 December, Sunday. day, 26°; night, 19°; rain

8 December, mon

	758 mmHg		74%
	5.3 m/s		+23

8 December, Monday. day, 26°; night, 18°; partly cloudy

9 December, tue

	758 mmHg		73%
	5.2 m/s		+23

9 December, Tuesday. day, 26°; night, 19°; overcast

10 December, wed

	758 mmHg		74%
	5.5 m/s		+23

10 December, Wednesday. day, 25°; night, 18°; rain

11 December, thu

	758 mmHg		72%
	5.2 m/s		+21

11 December, Thursday. day, 26°; night, 18°; rain

12 December, fri

	758 mmHg		73%
	5.4 m/s		+22

12 December, Friday. day, 24°; night, 18°; rain

13 December, sat

	757 mmHg		70%
	5.1 m/s		+23

13 December, Saturday. day, 26°; night, 19°; clear

14 December, sun

	757 mmHg		72%
	5 m/s		+23

14 December, Sunday. day, 26°; night, 19°; overcast

15 December, mon

	758 mmHg		75%
	4.8 m/s		+23

15 December, Monday. day, 25°; night, 19°; partly cloudy

16 December, tue

	757 mmHg		73%
	5.1 m/s		+23

16 December, Tuesday. day, 27°; night, 19°; rain

17 December, wed

	758 mmHg		72%
	5 m/s		+23

17 December, Wednesday. day, 26°; night, 19°; clear

18 December, thu

	757 mmHg		72%
	4.9 m/s		+23

18 December, Thursday. day, 26°; night, 19°; partly cloudy

19 December, fri

	757 mmHg		70%
	5.6 m/s		+23

19 December, Friday. day, 27°; night, 18°; rain

20 December, sat

	758 mmHg		72%
	5.1 m/s		+23

20 December, Saturday. day, 26°; night, 19°; clear

21 December, sun

	758 mmHg		73%
	5.2 m/s		+22

21 December, Sunday. day, 26°; night, 19°; overcast

22 December, mon

	758 mmHg		71%
	5.3 m/s		+23

22 December, Monday. day, 26°; night, 19°; overcast

23 December, tue

	757 mmHg		74%
	5 m/s		+23

23 December, Tuesday. day, 27°; night, 19°; overcast

24 December, wed

	758 mmHg		74%
	5 m/s		+23

24 December, Wednesday. day, 27°; night, 19°; rain

25 December, thu

	758 mmHg		74%
	4.9 m/s		+23

25 December, Thursday. day, 26°; night, 19°; clear

26 December, fri

	757 mmHg		73%
	5.3 m/s		+22

26 December, Friday. day, 26°; night, 19°; clear

27 December, sat

	758 mmHg		72%
	5.3 m/s		+23

27 December, Saturday. day, 26°; night, 18°; rain

28 December, sun

	758 mmHg		72%
	5 m/s		+23

28 December, Sunday. day, 26°; night, 18°; clear

29 December, mon

	758 mmHg		72%
	5 m/s		+23

29 December, Monday. day, 26°; night, 19°; clear

30 December, tue

	758 mmHg		73%
	4.8 m/s		+23

30 December, Tuesday. day, 27°; night, 19°; clear

31 December, wed

	758 mmHg		72%
	5.1 m/s		+23

31 December, Wednesday. day, 27°; night, 20°; clear

1 January, thu

	757 mmHg		71%
	5.2 m/s		+25

1 January, Thursday. day, 28°; night, 20°; partly cloudy

2 January, fri

	758 mmHg		75%
	5.2 m/s		+24

2 January, Friday. day, 26°; night, 19°; partly cloudy

3 January, sat

	758 mmHg		75%
	5.1 m/s		+23

3 January, Saturday. day, 26°; night, 19°; rain

Average data for 10 years

Newcastle December

10

sunny days

10

days with precipitation

6

cloudy days

10 sunny days; 10 days with precipitation; 6 cloudy days;

72

%

air humidity

3.2

m/s

WindSE

67

mm of precipitation

(9% of annual average)

+23

°C

Water temperature

air humidity 72%; 67 millimeters of precipitation (9% of annual average); Wind south-easterly 3.2 Meters per second; Water temperature +23°

Weather graphs for December

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

S

SE

S

SE

S

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

S

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

SE

E

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

Sydney
Canberra
Nowra
Yamba
Cessnock
Batemans Bay
Dubbo
Penrith
Armidale

Cities with similar weather in December

Sharm-El-Sheikh
Sanya
Doha
Ras al-Khaimah
Hong Kong
Fudjeyra
Agadir
Lima
Dadonghai

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

In December, the weather in Newcastle is typically warm. Average daily high temperature in December is about 26 degrees above zero. On average, Newcastle has 10 rainy, 10 sunny, 6 partly cloudy, and 5 cloudy days in December. The rains are usually moderate. December as well as January, February, March, and April is considered the most uncomfortable time to visit Newcastle.

Links

Help Terms of use Contact us

For partners

Advertisement Yandex.Weather API

Weather forecasts

Hourly forecast Detailed 10 day forecast Monthly forecast Weather map Magnetic storms

Download app

English

English
Русский

Source data: Yandex.Traffic, Roshydromet FSBI "CAO", NOAA, © OpenStreetMap

© 2017–2025 YANDEX LLC