Londoners can expect a sunny Sunday, with temperatures reaching a high of 19 C, according to Environment Canada. Skies are expected to become partly cloudy overnight, with a low of 7 C. Fog patches may develop overnight. Monday will bring a mix of sun and cloud, with a high of 16 C. Temperatures will dip to a low of 1 C overnight. Sunny skies are in the forecast for Tuesday, with a high of 15 C, before cloudy conditions return Wednesday. Temperatures are expected to reach 19 C. Thursday will bring a mix of sun and cloud, with a 30 per cent chance of showers and a high of 19 C. Friday is expected to remain mild, with a mix of sun and cloud and a high of 18 C.