You can blame it on the rain.
Though sun started the day today, there will be increasing cloudiness as the day goes on with a 60 per cent chance of showers and a risk of a thunderstorm late this afternoon.
The Environment Canada forecast is calling for gusty winds early in the day up to 50 km/h with a high of 29 C and a UV index of 8 or very high.
Tonight there will be showers and thunderstorms which are expected to end by morning with a low of 16 C.
Friday will be a cloudy day but things will clear in the evening with a high of 22 C.
For those going to the Taylor Swift concert outdoors on Saturday at Investors Group Field, you can look forward to a high of 26 C with a mix of sun and cloud and the chance of a thunderstorm. Bring a rain poncho to be on the safe side.
Sunday will be cloudy with a 60 per cent chance of showers and a high of 26 C.
The forecast for early next week so far is for sunny days with highs of 27 C and 31 C on Monday and Tuesday, respectively.