In terms of precipitation, rainfall in Mcarthur River ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. June is typically the driest time to visit Mcarthur River when rainfall is around 0.0 in.
If weather is an important factor for your trip to Mcarthur River, 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 87.8 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 68.0 F).