Weather forecast for: Lachine MI
Last Update: 7:11 pm EDT Sep 4, 2026
Tonight: Mostly cloudy, with a low around 54. Calm wind.
Saturday: Sunny, with a high near 75. Calm wind becoming east around 5 mph in the morning.
Saturday Night: Mostly clear, with a low around 51. Calm wind.
Sunday: Mostly sunny, with a high near 76. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night: Mostly clear, with a low around 51. East wind around 5 mph becoming calm.
Labor Day: Mostly sunny, with a high near 79.
Monday Night: Mostly cloudy, with a low around 56.
Tuesday: A chance of showers. Mostly cloudy, with a high near 76.
Tuesday Night: Showers likely. Cloudy, with a low around 63.
Wednesday: A chance of showers before 2pm. Partly sunny, with a high near 82. Breezy.
Wednesday Night: Partly cloudy, with a low around 58.
Thursday: Partly sunny, with a high near 71.
Thursday Night: Partly cloudy, with a low around 49.
Friday: Mostly sunny, with a high near 72.
WeatherWorld.com
