In terms of precipitation, rainfall in Andenes ranges from 1.6 - 3.9 inches per month. September is typically the wettest month, when rainfall can reach 3.9 in. April is typically the driest time to visit Andenes when rainfall is around 1.6 in.
If weather is an important factor for your trip to Andenes, 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 50.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 28.4 F).