What is today's weather forecast for Port Sanilac, MI?

Today's forecast for Port Sanilac shows a low of 42 degrees Fahrenheit. Mostly cloudy, with a low around 42.

What is the 7-day weather forecast for Port Sanilac, MI?

The 7-day forecast for Port Sanilac shows highs from 40 to 59 degrees and lows from 30 to 42 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Port Sanilac, MI this week?

Yes, rain is possible in Port Sanilac this week. Precipitation chances: Saturday (30% chance), Sunday (30% chance), Thursday (50% chance), Friday (50% chance).

How accurate is the Port Sanilac weather forecast?

WeatherForYou provides highly accurate Port Sanilac forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Port Sanilac, MI Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

44°F
Feels Like 38°F

Humidity 95% Dew Point 43°F Wind SSE 11 MPH Gusts 14 Barometer 29.6 in.751.8 mm

Report from a personal weather station 1 miles S of central Port Sanilac
at 2:24 AM Sat, Nov 15, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

30%

SunNov 16

30%

MonNov 17

TueNov 18

WedNov 19

ThuNov 20

50%

7-Day Temperature Trend

Week Ahead Summary

Sharp cooling trend with high temperatures dropping from 59°F to 47°F, falling as low as 40°F. Some precipitation possible, including both rain and snow.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 46°F and lows around 31°F.

This Date in Weather History

1974 - A storm produced 15 inches of snow at the Buffalo, NY, airport, and 30 inches on the south shore of Lake Erie.

Port Sanilac, MI 7 Day Weather Forecast Details

Friday Nov 14

Night: Mostly cloudy, with a low around 42. South wind 8 to 10 mph.

Saturday Nov 15

Day: A chance of rain, mainly after 1pm. Cloudy, with a high near 59. South wind 14 to 17 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 30%.

Night: Mostly cloudy, with a low around 36. Northwest wind 15 to 17 mph, with gusts as high as 28 mph.

Sunday Nov 16

Day: A chance of snow after 1pm. Partly sunny, with a high near 41. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

Night: A chance of snow before 1am. Partly cloudy, with a low around 31. Blustery, with a west northwest wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

Monday Nov 17

Day: Partly sunny, with a high near 40.

Night: Partly cloudy, with a low around 30.

Tuesday Nov 18

Day: Mostly cloudy, with a high near 41.

Night: Mostly cloudy, with a low around 33.

Wednesday Nov 19

Day: Partly sunny, with a high near 43.

Night: Mostly cloudy, with a low around 36.

Thursday Nov 20

Day: A chance of rain. Mostly cloudy, with a high near 47.

Night: Rain likely. Mostly cloudy, with a low around 39.

Friday Nov 21

Day: Rain likely. Mostly cloudy, with a high near 48.

About Port Sanilac, MI

Port Sanilac is a village in Sanilac Township, Sanilac County in the U.S. state of Michigan. The population was 567 at the 2020 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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