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In terms of precipitation, rainfall in Ranchi ranges from 0.2 - 13.3 inches per month. July is typically the wettest month, when rainfall can reach 13.3 in. December is typically the driest time to visit Ranchi when rainfall is around 0.2 in.
If weather is an important factor for your trip to Ranchi, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).