The best time to visit Sault Ste. Marie
Month-by-month climate averages for Sault Ste. Marie, Ontario, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Sault Ste. Marie is usually May, June, July and August, when daytime highs sit in the pleasant 16-26°C range and the heaviest September rain is behind you.
Sault Ste. Marie is warmest in July (highs near 22°C) and coldest in February (lows around -13°C), with roughly 878 mm of precipitation across the year and September the wettest month. The sweet spot for most visitors is May, June, July and August. Expect overnight frost in January, February, March, April, November and December.
These are long-run averages. For the actual days you are travelling, check the live Sault Ste. Marie forecast - and note how much the models agree, because that tells you how much to trust it.
Sault Ste. Marie weather by month
what to expect in Sault Ste. Marie through the year, 1991-2020 averagesHere is Sault Ste. Marie's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Sault Ste. Marie by season.