(CBC News)Tuesday is when the muggy weather is expected with a high of 31 C and a humidex of 33. There is a very high UV index of 9. A special weather statement is in effect for Ottawa as the cool air and rain will be replaced by hot, humid air that brings the return of heat. Overnight, the temperature only drops to 22 C.Thursday and Friday look to be only a smidgen cooler with highs of 31 C and 28 C as the overnight lows remain around the 20 C mark. Overnight, a few clouds stick around as the low hits 15 C.When the UV index reaches 6 or more, Environment Canada advises people to wear protective clothing, sunscreen and seek shade.

Source: CBC News July 11, 2016 10:41 UTC