It will be a warm and sunny Tuesday across the region, with temperatures reaching the mid-20s and the humidex making it feel closer to 30 C, says Environment Canada. Tuesday’s high could reach 24 C, with a humidex of 29, it will feel noticeably warmer through the afternoon. The national weather agency says the UV index will be 7 (high) meaning anyone spending time outdoors should be prepared for the strong summer sun. Clear skies are expected Tuesday night, with temperatures falling to 12 C. A change is in the air Wednesday as cloud cover increases early in the morning. There is a 30 per cent chance of showers developing in the afternoon. Wednesday’s high could reach 22 C, with a humidex of 27. Environment Canada says the chance of showers increases to 60 per cent Wednesday night under partly cloudy skies.