Port Huron, MI Monthly Weather

Saint Clair County5:46 PM EDT42.97°N, 82.42°WElevation 604 ft
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October 2026

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174°/62°0.49 inAvg 67°/51°
269°/50°0.88 inAvg 67°/51°
363°/46°Avg 66°/51°
470°/46°0.07 inAvg 66°/50°
561°/45°Avg 65°/50°
668°/37°Avg 65°/50°
775°/54°Avg 64°/49°
866°/52°Avg 64°/49°
968°/43°Avg 64°/48°
1072°/50°Avg 63°/48°
1161°/57°0.33 inAvg 63°/48°
1275°/56°Avg 62°/47°
1382°/63°0.03 inAvg 62°/47°
1463°/55°<0.01 inAvg 61°/47°
1557°/49°<0.01 inAvg 61°/46°
1668°/48°0.05 inAvg 60°/46°
1757°/41°<0.01 inAvg 60°/46°
1861°/37°Avg 60°/45°
19Avg 59°/45°
20Avg 59°/45°
21 Sunny 63°/42°Avg 58°/44°
22 Patchy Fog then Mostly Sunny 63°/42°Avg 58°/44°
23 Patchy Fog then Mostly Sunny 62°/39°Avg 57°/44°
24 Patchy Fog then Sunny 64°/45°Avg 57°/43°
25 Patchy Fog then Mostly Sunny 66°/48°Avg 56°/43°
26 Patchy Fog then Partly Sunny 64°/46°Avg 56°/42°
27 Slight Chance Light Rain 58°/41°Avg 56°/42°
28 Cloudy 67°/48°Avg 55°/42°
29 Showers 69°/48°Avg 55°/41°
30 Sunny 54°/41°Avg 54°/41°
31Avg 54°/41°
Average high67° (normal 63°)
Average low50° (normal 48°)
Warmest / coldest82° / 37°
Precipitation1.85 in (normal 1.84 in to date)
Record high today81° (1979)
Record low today24° (1952)

Observed: Port Huron, 1 km away, records since 1931. Normals 1991–2020. Climate data from NOAA's Regional Climate Centers (ACIS); recent days are preliminary. Days ahead: the forecast.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.