Sault Ste. Marie weather update; cloudy skies and rain to start, sunshine by the weekend

Sault Ste. Marie, Ontario – Good morning, Sault Ste. Marie! Today begins under overcast skies and cool temperatures, with the mercury sitting at 1.2°C. Humidity is high at 92%, and the wind is currently blowing from the east at 14 km/h. The barometric pressure is falling at 101.7 kPa, and visibility remains excellent at 32.2 km.

As the day progresses, expect a gradual warming trend with a high near 8°C. The early hours will bring a mix of sun and cloud, with temperatures climbing steadily through the morning—reaching 7°C by 11 a.m. and peaking at 8°C around 1 p.m.

However, the clouds will thicken by the afternoon, leading to periods of rain starting late in the day. Winds will increase slightly, reaching 20 km/h from the east. The UV index for today is rated at 6, categorized as high, so brief sunny breaks still call for sun protection.


Tonight, the city will see continued rain with accumulations of 10 to 15 mm expected. As the evening progresses, winds will shift from the northeast to the northwest at 20 km/h after midnight. The overnight low is forecasted to remain steady at 4°C.

Looking ahead to Friday, Sault Ste. Marie can expect a cloudy day with a 60 per cent chance of showers by the afternoon.

Winds will ease from the northwest at 20 km/h to lighter conditions later in the day. Friday’s high will again hover around 8°C, with a UV index of 3 or moderate. The night will stay cloudy with a 30 percent chance of showers and a low near 2°C.

Saturday brings a welcome change, with sunny skies and a crisp high of 7°C. The clear trend continues into Saturday night, with a low of 0°C, setting the stage for a warm and sunny Sunday, when temperatures will soar to 16°C. Expect continued sunshine into Sunday night, with a low of 5°C.

Monday and Wednesday both offer a mix of sun and cloud with highs reaching 18°C—well above seasonal norms. Tuesday introduces a slight 30 percent chance of showers but maintains a high of 17°C.

With normal highs for early May around 14°C, the upcoming weekend and early next week promise well-above-average temperatures and clear skies. Sunrise today was at 6:23 a.m., and sunset will be at 8:46 p.m., giving locals plenty of daylight to enjoy the improving weather.

Stay tuned to Environment Canada for updates and enjoy the turn toward spring sunshine, Sault Ste. Marie!