...and more
In terms of precipitation, rainfall in East London ranges from 1.2 - 3.5 inches per month. March is typically the wettest month, when rainfall can reach 3.5 in. June is typically the driest time to visit East London when rainfall is around 1.2 in.
If weather is an important factor for your trip to East London, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 59.0 F).