- >>Weather by month // weather averages Johannesburg
- >>Climate graph // Weather by Month Johannesburg
- >>average temperature by month Johannesburg
- >>Weather Johannesburg
Johannesburg is located in the southern hemisphere. Summer begins at the end of January and ends in December. The months of summer are: December, January, February, March.
Climate graph // Weather by Month Johannesburg
Precipitation is the lowest in July, with an average of 3 mm | 0.1 inch. With an average of 143 mm | 5.6 inch, the most precipitation falls in December.
average temperature by month Johannesburg
At an average temperature of 19.7 °C | 67.4 °F, January is the hottest month of the year. July has the lowest average temperature of the year. It is 9.5 °C | 49.1 °F.
Weather by month // weather averages Johannesburg
| Avg. Temperature °C (°F) | Min. Temperature °C (°F) | Max. Temperature °C (°F) | Precipitation / Rainfall mm (in) | Humidity (%) | Rainy days (d) | avg. Sun hours (hours) | |
|---|---|---|---|---|---|---|---|
| January |
19.7 (67.4) |
14.7 (58.5) |
24.9 (76.8) |
137 (5.4) |
68% | 12 | 9.0 |
| February |
19.5 (67) |
14.5 (58.1) |
24.7 (76.4) |
116 (4.6) |
66% | 11 | 9.0 |
| March |
18.1 (64.7) |
13 (55.3) |
23.6 (74.5) |
96 (3.8) |
65% | 10 | 9.0 |
| April |
15.4 (59.8) |
10 (50) |
21.1 (69.9) |
47 (1.9) |
62% | 6 | 8.0 |
| May |
12.5 (54.5) |
6.4 (43.5) |
19.1 (66.3) |
19 (0.7) |
53% | 2 | 9.0 |
| June |
9.8 (49.6) |
3.5 (38.3) |
16.8 (62.3) |
8 (0.3) |
50% | 1 | 9.0 |
| July |
9.5 (49.1) |
2.7 (36.8) |
16.9 (62.4) |
3 (0.1) |
44% | 1 | 9.0 |
| August |
12.8 (55) |
5.5 (41.9) |
20.4 (68.7) |
10 (0.4) |
37% | 2 | 9.0 |
| September |
16.5 (61.8) |
8.9 (48) |
24.1 (75.3) |
24 (0.9) |
35% | 3 | 10.0 |
| October |
18.4 (65.1) |
11.4 (52.5) |
25.3 (77.6) |
78 (3.1) |
45% | 8 | 10.0 |
| November |
18.8 (65.9) |
12.8 (55.1) |
25.1 (77.1) |
103 (4.1) |
56% | 10 | 10.0 |
| December |
19.6 (67.3) |
14.4 (58) |
25.1 (77.1) |
143 (5.6) |
65% | 14 | 10.0 |
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg. Temperature °C (°F) |
19.7 °C (67.4) °F |
19.5 °C (67) °F |
18.1 °C (64.7) °F |
15.4 °C (59.8) °F |
12.5 °C (54.5) °F |
9.8 °C (49.6) °F |
9.5 °C (49.1) °F |
12.8 °C (55) °F |
16.5 °C (61.8) °F |
18.4 °C (65.1) °F |
18.8 °C (65.9) °F |
19.6 °C (67.3) °F |
| Min. Temperature °C (°F) |
14.7 °C (58.5) °F |
14.5 °C (58.1) °F |
13 °C (55.3) °F |
10 °C (50) °F |
6.4 °C (43.5) °F |
3.5 °C (38.3) °F |
2.7 °C (36.8) °F |
5.5 °C (41.9) °F |
8.9 °C (48) °F |
11.4 °C (52.5) °F |
12.8 °C (55.1) °F |
14.4 °C (58) °F |
| Max. Temperature °C (°F) |
24.9 °C (76.8) °F |
24.7 °C (76.4) °F |
23.6 °C (74.5) °F |
21.1 °C (69.9) °F |
19.1 °C (66.3) °F |
16.8 °C (62.3) °F |
16.9 °C (62.4) °F |
20.4 °C (68.7) °F |
24.1 °C (75.3) °F |
25.3 °C (77.6) °F |
25.1 °C (77.1) °F |
25.1 °C (77.1) °F |
| Precipitation / Rainfall mm (in) |
137 (5) |
116 (4) |
96 (3) |
47 (1) |
19 (0) |
8 (0) |
3 (0) |
10 (0) |
24 (0) |
78 (3) |
103 (4) |
143 (5) |
| Humidity(%) | 68% | 66% | 65% | 62% | 53% | 50% | 44% | 37% | 35% | 45% | 56% | 65% |
| Rainy days (d) | 12 | 11 | 10 | 6 | 2 | 1 | 1 | 2 | 3 | 8 | 11 | 14 |
| avg. Sun hours (hours) | 9.1 | 8.9 | 8.5 | 8.2 | 8.8 | 8.6 | 9.0 | 9.4 | 9.8 | 9.9 | 9.8 | 9.6 |
Data: 1991 - 2021 Min. Temperature °C (°F), Max. Temperature °C (°F), Precipitation / Rainfall mm (in), Humidity, Rainy days. Data: 1999 - 2019: avg. Sun hours
Between the driest and wettest months, the difference in precipitation is 140 mm | 6 inch. During the year, the average temperatures vary by 10.2 °C | 18.3 °F.
It has been determined that January exhibits the highest relative humidity, with a percentage of 68.14. On the other hand, it is observed that during September, there is an extremely low level of relative humidity at only 34.82 percent. The wettest month is December (18.03 days), whilst the driest is July (0.90).
Johannesburg weather and climate for every month
Hours of sunshine in Johannesburg
- avg. hours of sun
- Total hours of sun
In October the highest number of daily hours of sunshine is measured in Johannesburg on average. In October there is an average of 9.93 hours of sunshine a day and a total of 307.89 hours of sunshine throughout October.
In January, the lowest number of daily hours of sunshine is measured in Johannesburg on average. In January there are an average of 9.6 hours of sunshine per day and a total of 297.68 hours of sunshine.
Around 3334.23 hours of light are counted in Johannesburg throughout the year. On average, there are 109.59 hours of light per month.
Airport close to Johannesburg
The closest Airports of Johannesburg are: OR Tambo International Airport (JNB) 19.82km,Kruger Mpumalanga International Airport (MQP) 318.50km,Bloemfontein Airport (BFN) 364.82km
You can reach Johannesburg from this Cities by Plane: London (LHR), Sydney (SYD), Mumbai (BOM), Paris (CDG), Beijing (PEK), Port Elizabeth (PLZ), Kinshasa (FIH), Frankfurt am Main (FRA), Luanda (LAD), Durban (DUR), Dar es Salaam (DAR), Dakar (DKR), Libreville (LBV), Addis Abeba (ADD), Accra (ACC), Maputo (MPM), Nairobi (NBO), Antananarivo (TNR), Lagos (LOS), Perth (PER)
