Warm, sunny weather to build through weekend before possible showers Monday

A rainbow is seen over downtown London on June 25, 2026. (Source: Amy Peddie)

Expect a mix of sunshine and increasing warmth heading into the weekend, with summer-like conditions building through early next week.

Environment Canada says Friday will start with a mix of sun and cloud, along with early-morning fog patches that are expected to dissipate. Skies will become increasingly cloudy near noon, with a daytime high of 23 C and a humidex of 28.

Conditions will ease overnight, with a few clouds and a low of 14 C.

Saturday brings similar conditions, with a mix of sun and cloud and noticeably warmer temperatures. The high is expected to reach 25 C, with a humidex of 30. Skies are expected to clear overnight, with a low of 15 C.

Sunday’s forecast calls for full sunshine and continued warming, with a daytime high of 27 C. Clear skies Sunday night will bring a low of 16 C.

The warming trend is expected to continue into Monday, when a mix of sun and cloud is forecast along with a 30 per cent chance of showers.