Constructed from our DriSmart fabric, our performance shirts are lightweight, breathable, and provide exceptional moisture wicking.
Guide to Jamestown weather in August. The average maximum daytime temperature in Jamestown in August is a warm 28Â°C (82Â°F) with low heat & humidity. The average night-time temperature is usually a cool 13Â°C (55Â°F). There are usually 10 hours of bright sunshine each day, which represents 70% of the 14 hours of daylight.
Weather Forecast: August 16, 2016. Another typical August day for the area.....expect hot, humid conditions with highs near 92. Rain chances will be prevalent along the coast before 10am, shifting West of I-95 for the PM. Rain chances are near 40%. Tonight, any rain ends before 9pm, lows fall to a balmy 77.