Johannesburg weather
The forecast for Johannesburg (South Africa) for the next 10 days in local time: every 3 hours for the first 6 days, then every 6 hours. See when it will rain, how hard the wind will blow and how warm it will get.
Gauteng, South Africa26.2°S, 28.04°EAfrica/Johannesburg (UTC+2)ECMWF: October 26 at 02:00 AM
A real measurement from an airport weather station (NOAA, METAR reports), updated every hour. The forecast next to it comes from a model. NOAA Aviation Weather Center
Next 48 hours (local time)
10-day forecast
- TodayOctober 26Partly cloudy
0.1 mm · gusts 49 km/h30°C 22°C - TomorrowOctober 27Light rain
0.2 mm · gusts 58 km/h30°C 19°C - WednesdayOctober 28Clear sky
gusts 35 km/h29°C 14°C - ThursdayOctober 29Mostly clear
gusts 29 km/h29°C 14°C - FridayOctober 30Mostly clear
gusts 13 km/h30°C 16°C - SaturdayOctober 31Light rain
1 mm · gusts 13 km/h31°C 18°C - SundayNovember 1Light rain
6 mm · gusts 49 km/h29°C 18°C - MondayNovember 2Light rain
12 mm · gusts 37 km/h28°C 17°C - TuesdayNovember 3Clear sky
1 mm · gusts 36 km/h28°C 17°C - WednesdayNovember 4Mostly clear
4 mm · gusts 44 km/h30°C 19°C
Over the next 10 days in Johannesburg, temperatures will range from 14°C to 31°C, with 24 mm of rain or snow in total. Days with at least 1 mm of precipitation: 5. ECMWF model run from October 26 at 02:00 AM.
Johannesburg wind forecast for 10 days
Windiest: tomorrow - average 14 km/h, gusts up to 58 km/h. Calmest: Wednesday, November 4 - average 6 km/h. The wind blows most often from the north.
| Day | Wind | Gusts | Direction |
|---|---|---|---|
| Today | 14 km/h | 49 km/h | west |
| Tomorrow | 14 km/h | 58 km/h | southwest |
| Wed, 10/28 | 9 km/h | 35 km/h | south |
| Thu, 10/29 | 8 km/h | 29 km/h | north |
| Fri, 10/30 | 8 km/h | 13 km/h | north |
| Sat, 10/31 | 7 km/h | 13 km/h | north |
| Sun, 11/1 | 11 km/h | 49 km/h | north |
| Mon, 11/2 | 8 km/h | 37 km/h | north |
| Tue, 11/3 | 8 km/h | 36 km/h | north |
| Wed, 11/4 | 6 km/h | 44 km/h | northwest |
Climate through the year
In October, daytime temperatures here average 28°C and nights 12°C, with about 57 mm of rain over the month. The warmest month is November (an average of 28°C by day), the coolest is June (18°C by day, 2°C at night). The wettest month is December (about 127 mm) and the driest is July (3 mm).
| Month | Day | Night | Rain |
|---|---|---|---|
| January | 28°C | 15°C | 122 mm |
| February | 28°C | 15°C | 82 mm |
| March | 27°C | 13°C | 73 mm |
| April | 24°C | 10°C | 43 mm |
| May | 21°C | 6°C | 16 mm |
| June | 18°C | 2°C | 7 mm |
| July | 18°C | 2°C | 3 mm |
| August | 22°C | 5°C | 7 mm |
| September | 26°C | 8°C | 16 mm |
| October | 28°C | 12°C | 57 mm |
| November | 28°C | 13°C | 89 mm |
| December | 28°C | 15°C | 127 mm |
Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day. NASA POWER
The forecast for Johannesburg comes from the ECMWF model and is computed for the point 26.2°S, 28.04°E. Temperature is measured 2 m above the ground, wind at 10 m. Gusts are the strongest bursts of wind within each 3-hour period.
Source: ECMWF IFS model (CC BY 4.0), data modified. A forecast is a model result, not a measurement. ECMWF
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