London will see a sunny start to the week, according to Environment Canada. Monday will see sunshine with fog in the morning, which will let up as the morning progresses. A high of 18 C is expected. Overnight, skies will remain clear, but the temperature will drop to 3 C. Tuesday will bring more sunshine with a high of 18 C, low of 1 C. Here’s a look at the rest of the week: Wednesday: Sunny. High 17 C, low 1 C. Thursday: Sunny. High 18 C, low 5 C. Friday: Sunny. High 14 C, low 2 C.