July in Largs is the warmest month of the year. In July, the weather in Largs is typically warm. Average daily high temperature in July is about 16 degrees above zero. On average, Largs has 23 rainy, 6 sunny, 1 cloudy, and 1 partly cloudy day in July. The rains are usually heavy. July as well as January, February, March, and April is considered the most uncomfortable time to visit Largs.