July in Laugarvatn is the warmest month of the year. In July, the weather in Laugarvatn is typically warm. Average daily high temperature in July is about 11 degrees above zero. On average, Laugarvatn has 20 rainy, 5 partly cloudy, 3 sunny, and 3 cloudy days in July. The rains are usually moderate. July as well as April, May, June, and August is considered the most uncomfortable time to visit Laugarvatn.