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In terms of precipitation, rainfall in Manokwari ranges from 4.3 - 13.0 inches per month. March is typically the wettest month, when rainfall can reach 13.0 in. October is typically the driest time to visit Manokwari when rainfall is around 4.3 in.
If weather is an important factor for your trip to Manokwari, use this chart to help with planning. For those seeking warmer temperatures, November is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).