Johannesburg is located in San Bernardino County, California. There are roughly 54 residents, living in 9 households. The average temperature for Johannesburg this time of the year is low of 69F and high of 101F. On average, Johannesburg gets about 0.11 inches of precipitation in July. Most residents are home owners (80%), have a post secondary degree (53%) and are single, no kids (57%).
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