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Johannesburg Climate & Temperature

⛺ Johannesburg has a mid-latitude steppe/ semi-arid cool climate (Köppen-Geiger classification: BSk).mid-latitude cool steppe climate (BSk)

⛳ Johannesburg is situated in or near the warm temperate dry forest biome.

🌡️ The mean annual temperature is 16.2 degrees Celsius (61.2 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.

🐬 Average monthly temperatures vary by 10 °C (18°F). This indicates that the continentality type is hyperoceanic, subtype barely hyperoceanic.

☔ Total annual precipitation averages 543 mm (21.4 inches) which is equivalent to 543 Litres/m² (13.32 Gallons/ft²).

Johannesburg Climate Graph

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✨ The longest day of the year is 13:38 long on the 21 of December and the shortest day is 10:21 long on the 22 of June.

🌞 On average there are 3182 hours of sunshine per year. Visit the sunshine and daylight section to check monthly details including how high in the sky the sun reaches each month.

🐇Were you to burrow down through the centre of the Earth from Johannesburg you would pop up nearest to the climate station at Kahului, Maui, Hawaii where you would find a Tropical wet and dry/ savanna climate (Subtropical dry forest biome).

🌍Johannesburg, South Africa is at 26°8'S, 28°13'E, 1694 m (5558 ft). Check the location on the map.

Johannesburg Climate Table

 Climate Variable Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May JunAnnual
 
Average Max Temperature °C ( °F) 17 (63) 20 (68) 23 (73) 25 (77) 25 (77) 26 (79) 26 (79) 25 (77) 24 (75) 22 (72) 19 (66) 17 (63) 22 (72)
 
Average Temperature °C ( °F) 11 (51) 13 (55) 16 (61) 19 (65) 19 (66) 20 (68) 21 (69) 20 (67) 19 (65) 16 (61) 13 (55) 11 (51) 16 (61)
 
Average Min Temperature °C ( °F) 4 (39) 6 (43) 9 (48) 12 (54) 13 (55) 14 (57) 15 (59) 14 (57) 13 (55) 10 (50) 6 (43) 4 (39) 10 (50)
 
Average Precipitation mm (in) 4 (0) 6 (0) 27 (1) 7 (0) 11 (0) 103 (4) 125 (5) 94 (4) 90 (4) 54 (2) 13 (1) 9 (0) 543 (21)
Number of Wet Days (probability of rain on a day %) 2 (6) 2 (6) 4 (13) 9 (29) 13 (43) 15 (48) 15 (48) 12 (42) 12 (39) 7 (23) 4 (13) 1 (3) 96 (26)
Average Sunlight Hours/ Day 9h 05' 9h 42' 9h 12' 8h 42' 9h 06' 9h 00' 8h 11' 7h 45' 7h 25' 8h 18' 9h 00' 9h 00' 8h 42'
Average Daylight Hours/ Day 10h 39' 11h 13' 11h 58' 12h 46' 13h 25' 13h 44' 13h 33' 13h 01' 12h 17' 11h 30' 10h 50' 10h 31' 12h 00'
Percentage of Sunny (Cloudy) Daylight Hours 86 (14) 87 (13) 78 (22) 69 (31) 68 (32) 66 (34) 61 (39) 60 (40) 61 (39) 73 (27) 84 (16) 87 (13) 73 (27)
Sun altitude at solar noon on the 21st day (°). 43.4 51.8 63.2 74.2 83 87.2 83.2 74 63.5 52 43.7 40.4 63.3

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