Humid conditions will kick off the week in Barrie, with the humidex reaching 31 Monday before possible showers move through the region. Environment Canada is calling for a high of 26 C Monday, though the humidex will make it feel closer to 31. A mix of sun and cloud is expected, plus a 40 per cent chance of showers and the risk of a thunderstorm. Monday night will bring some clouds and a low of 17 C. The national weather agency says Tuesday will be sunny, reaching 24 C with a humidex of 29. Winds are expected to become gusty near noon. The weather becomes more lackluster Tuesday night and Wednesday. There is a 40 per cent chance of showers Tuesday night, followed by cloudy skies and another 40 per cent chance of showers Wednesday. Wednesday’s high is anticipated to be 23 C, according to Environment Canada. Thursday will see a mix of sun and cloud with a 40 per cent chance of showers and a peak of 24 C. Conditions look calmer heading into the weekend. Friday and Saturday are both expected to see a mix of sun and cloud with highs around 23 C. Sunday could reach 22 C under a mix of sun and cloud and a 30 per cent chance of showers.