Updated: Tuesday, 16 Dec 2025 10:24 PM SAST 
Day High Temp (°C) Low Temp (°C) Mean Temp (°C) Dewpoint Temp (°C) Humidity (%) Wind Speed (km/h) Precipitation (mm)
Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep. Forcast Dep.
Wed, Dec 17 27 -2.4 16 -1.2 21 -1.8 13 +1.9 45 +10.3 9 -1.4 5mm +9.5
Thu, Dec 18 23 -2.3 16 -3.3 20 -2.8 15 +1.0 70 -8.7 12 -8.9 7mm --
Fri, Dec 19 25 -2.6 14 -0.8 20 -1.6 15 +1.9 57 +3.3 11 -7.5 1mm +2.3
Sat, Dec 20 28 -4.8 15 -1.2 22 -3.0 13 +2.8 44 +7.8 9 -6.6 6mm +5.4
Sun, Dec 21 25 -9.9 16 -1.7 21 -5.8 17 -0.5 67 +21.9 18 -4.5 16mm +39.9
Mon, Dec 22 18 -4.4 15 -2.7 16 -3.5 14 +2.4 85 +2.2 14 -5.8 50mm +3.4
Tue, Dec 23 23 -2.3 15 -2.2 19 -2.2 16 +1.9 67 -7.7 12 -8.7 2mm +4.5
Wed, Dec 24 25 -1.4 15 -2.0 20 -1.7 17 +5.3 61 +2.8 9 -12.8 12mm +20.5
Thu, Dec 25 26 0 17 -1.1 21 -0.5 18 +0.3 65 -16.4 12 -10.7 15mm +13.7
Fri, Dec 26 27 +0.1 17 -1.0 22 -0.4 8 -7.4 33 -35.9 5 +7.2 <1mm --
Sat, Dec 27 27 +1.3 17 0 22 +0.7 5 -9.7 27 -43.0 15 -3.2 --
Sun, Dec 28 27 +2.1 17 +1.2 22 +1.6 6 -12.1 28 -47.3 10 -6.9 --
Mon, Dec 29 28 +1.4 18 +0.9 23 +1.1 8 -4.3 31 -29.7 9 0 +1.5
Tue, Dec 30 28 +0.5 18 +0.7 23 +0.6 5 +5.9 24 +2.2 3 -11.6 +24.4
The values above are the forecast deviations from normal for the day. The deviations are derived from a 10-year average between 2001 and 2010 for Vanderbijlpark, South Africa.