Monthly Climate
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Best time to visit Rustenburg

April is the best time to visit Rustenburg for general sightseeing, with average highs of 24 °C and about 6 wet days. The comfortable season runs roughly April to September.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking April comfort 96/100
The least cloud July 11 % average cloud cover
The least rain July 3 mm
Warmth October 29 °C
Cooler weather June 20 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 April 96 24 °C 6
2 May 96 22 °C 2
3 August 93 23 °C 1
4 June 89 20 °C 1
5 July 89 20 °C 0
6 September 88 27 °C 2
7 March 83 27 °C 10
8 October 83 29 °C 7
9 November 78 29 °C 11
10 February 76 29 °C 11
11 January 73 29 °C 13
12 December 72 29 °C 14

When to think twice

December scores lowest with about 14 wet days and highs near 29 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 28.8 °C 94 mm 49 %
February 28.7 °C 89 mm 46 %
March 27.1 °C 70 mm 40 %
April 24.5 °C 34 mm 34 %
May 22.2 °C 17 mm 18 %
June 19.6 °C 7 mm 13 %
July 19.8 °C 3 mm 11 %
August 23.1 °C 7 mm 14 %
September 27.4 °C 14 mm 21 %
October 28.8 °C 48 mm 35 %
November 28.7 °C 72 mm 47 %
December 28.7 °C 110 mm 53 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.