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January weather forecast in Johannesburg

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

29 December, sun

	645 mmHg		71%
	4.4 m/s

29 December, Sunday. day, 26°; night, 16°; rain

30 December, mon

	645 mmHg		70%
	4.1 m/s

30 December, Monday. day, 26°; night, 16°; partly cloudy

31 December, tue

	645 mmHg		68%
	4.19 m/s

31 December, Tuesday. day, 26°; night, 16°; clear

1 January, wed

	644 mmHg		68%
	4.6 m/s

1 January, Wednesday. day, 26°; night, 16°; rain

2 January, thu

	645 mmHg		68%
	4.69 m/s

2 January, Thursday. day, 26°; night, 16°; rain

3 January, fri

	645 mmHg		68%
	4.4 m/s

3 January, Friday. day, 26°; night, 16°; clear

4 January, sat

	645 mmHg		68%
	4 m/s

4 January, Saturday. day, 26°; night, 16°; clear

5 January, sun

	645 mmHg		68%
	4.3 m/s

5 January, Sunday. day, 26°; night, 16°; clear

6 January, mon

	644 mmHg		67%
	3.9 m/s

6 January, Monday. day, 27°; night, 16°; clear

7 January, tue

	644 mmHg		67%
	4.1 m/s

7 January, Tuesday. day, 27°; night, 17°; rain

8 January, wed

	644 mmHg		70%
	4.4 m/s

8 January, Wednesday. day, 26°; night, 16°; rain

9 January, thu

	644 mmHg		74%
	4.3 m/s

9 January, Thursday. day, 25°; night, 16°; rain

10 January, fri

	644 mmHg		71%
	4.4 m/s

10 January, Friday. day, 25°; night, 16°; partly cloudy

11 January, sat

	645 mmHg		71%
	4 m/s

11 January, Saturday. day, 25°; night, 16°; overcast

12 January, sun

	645 mmHg		72%
	4 m/s

12 January, Sunday. day, 26°; night, 16°; partly cloudy

13 January, mon

	645 mmHg		69%
	4 m/s

13 January, Monday. day, 27°; night, 16°; rain

14 January, tue

	644 mmHg		70%
	4.19 m/s

14 January, Tuesday. day, 26°; night, 16°; rain

15 January, wed

	644 mmHg		69%
	4.5 m/s

15 January, Wednesday. day, 27°; night, 16°; rain

16 January, thu

	644 mmHg		70%
	4.6 m/s

16 January, Thursday. day, 26°; night, 16°; rain

17 January, fri

	645 mmHg		68%
	4.69 m/s

17 January, Friday. day, 26°; night, 16°; clear

18 January, sat

	645 mmHg		70%
	4.1 m/s

18 January, Saturday. day, 25°; night, 16°; overcast

19 January, sun

	645 mmHg		70%
	4.3 m/s

19 January, Sunday. day, 26°; night, 16°; rain

20 January, mon

	645 mmHg		71%
	3.9 m/s

20 January, Monday. day, 25°; night, 16°; partly cloudy

21 January, tue

	645 mmHg		70%
	3.9 m/s

21 January, Tuesday. day, 26°; night, 16°; rain

22 January, wed

	645 mmHg		69%
	4 m/s

22 January, Wednesday. day, 26°; night, 16°; partly cloudy

23 January, thu

	644 mmHg		69%
	3.8 m/s

23 January, Thursday. day, 26°; night, 16°; rain

24 January, fri

	644 mmHg		71%
	4.19 m/s

24 January, Friday. day, 26°; night, 16°; rain

25 January, sat

	644 mmHg		72%
	4.4 m/s

25 January, Saturday. day, 26°; night, 16°; rain

26 January, sun

	644 mmHg		72%
	4.4 m/s

26 January, Sunday. day, 26°; night, 16°; partly cloudy

27 January, mon

	644 mmHg		72%
	4.69 m/s

27 January, Monday. day, 26°; night, 16°; overcast

28 January, tue

	644 mmHg		73%
	4.1 m/s

28 January, Tuesday. day, 26°; night, 16°; rain

29 January, wed

	644 mmHg		72%
	4.1 m/s

29 January, Wednesday. day, 26°; night, 16°; clear

30 January, thu

	644 mmHg		73%
	4.1 m/s

30 January, Thursday. day, 26°; night, 16°; rain

31 January, fri

	645 mmHg		69%
	4.1 m/s

31 January, Friday. day, 27°; night, 16°; clear

1 February, sat

	645 mmHg		70%
	3.8 m/s

1 February, Saturday. day, 26°; night, 16°; clear

Average data for 10 years

Johannesburg January

7

sunny days

16

days with precipitation

6

cloudy days

7 sunny days; 16 days with precipitation; 6 cloudy days;

70

%

air humidity

2.5

m/s

WindSE

121

mm of precipitation

(18% of annual average)

air humidity 70%; 121 millimeters of precipitation (18% of annual average); Wind south-easterly 2.5 Meters per second

Weather graphs for January

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

S

S

S

SE

S

S

S

S

S

SE

SE

S

SE

SE

SE

SE

SE

SE

SE

SE

SE

S

S

S

SE

SE

SE

S

SE

S

SE

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

Pretoria
Gaborone
Mbabane
Nigel
Bloemfontein
Ladysmith
Molepolole
Mbombela
Edenvale

Cities with similar weather in January

Nha Trang
Miami
Varadero
Havana
Miami Beach
Dhaka
Muscat
Da Nang
Nassau

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

January in Johannesburg is the cloudiest month of the year. In January, the weather in Johannesburg is typically warm. Average daily high temperature in January is about 26 degrees above zero. On average, Johannesburg has 16 rainy, 7 sunny, 5 partly cloudy, and 3 cloudy days in January. The rains are usually heavy. January as well as February, November, and December is considered the most uncomfortable time to visit Johannesburg.

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