In terms of precipitation, rainfall in Gabon ranges from 0.4 - 13.0 inches per month. November is typically the wettest month, when rainfall can reach 13.0 in. July is typically the driest time to visit Gabon when rainfall is around 0.4 in.
If weather is an important factor for your trip to Gabon, 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 80.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 75.2 F).