Duluth, MN 55816 Monthly Weather

St. Louis County8:43 AM CDT46.78°N, 92.11°W
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October 2026

Sun
Mon
Tue
Wed
Thu
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Sat
163°/39°Avg 60°/41°
259°/37°Avg 60°/41°
359°/44°0.33 inAvg 59°/41°
463°/42°Avg 59°/40°
558°/34°0.13 inAvg 58°/40°
673°/46°Avg 58°/40°
765°/46°<0.01 inAvg 57°/39°
864°/41°Avg 57°/39°
961°/35°Avg 56°/38°
1080°/51°Avg 56°/38°
1179°/57°Avg 55°/38°
1257°/43°0.09 inAvg 55°/37°
1351°/43°<0.01 inAvg 54°/37°
1452°/43°<0.01 inAvg 54°/36°
1548°/43°0.32 inAvg 53°/36°
1648°/33°0.03 inAvg 53°/36°
1759°/33°Avg 52°/35°
1864°/44°Avg 52°/35°
1958°/34°Avg 51°/34°
2063°/38°Avg 51°/34°
2170°/45°<0.01 inAvg 50°/34°
22Avg 50°/33°
23 Widespread Fog 56°/56°Avg 49°/33°
24 Mostly Cloudy then Chance Rain Showers 70°/43°Avg 49°/32°
25 Mostly Sunny 55°/38°Avg 48°/32°
26 Mostly Cloudy then Chance Rain Showers 45°/36°Avg 48°/32°
27 Chance Rain Showers 47°/41°Avg 47°/31°
28 Chance Rain Showers 55°/42°Avg 46°/31°
29 Slight Chance Rain Showers 52°/38°Avg 46°/30°
30 Mostly sunny 44°/35°Avg 46°/30°
31 Mostly sunny 52°/34°Avg 45°/30°
Average high62° (normal 55°)
Average low41° (normal 38°)
Warmest / coldest80° / 33°
Precipitation0.91 in (normal 2.10 in to date)

Observed: Duluth Area, 9 km away, records since 1874. 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.