According to AccuWeather, the weather forecast for Groblersdal this week (15 September – 21 September) is as follows:

Monday (today):
Minimum 11, maximum 32.
Hazy sunshine and very warm with a wind of 9km/p/h.

Tuesday:
Minimum 12, maximum 36.
Hazy sun and hot with a wind of 15km/p/h.

Wednesday:
Minimum 11, maximum 32.
Hazy sunshine and very warm with a wind of 11km/p/h.

Thursday:
Minimum 13, maximum 32.
Sunny and very warm with a wind of 7km/p/h.

Friday:
Minimum 15, maximum 33.
Hot with plenty of sun and wind of 9km/p/h.

Saturday:
Minimum 15, maximum 34.
Hot with plenty of sun and wind of 6km/p/h.

Sunday:
Minimum 14, maximum 35.
Hot with plenty of sunshine and wind of 11km/p/h.