In terms of precipitation, rainfall in Old Harbor ranges from 4.5 - 13.2 inches per month. November is typically the wettest month, when rainfall can reach 13.2 in. July is typically the driest time to visit Old Harbor when rainfall is around 4.5 in.
If weather is an important factor for your trip to Old Harbor, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 53.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).