Duluth, MN 55814 Monthly Weather

St. Louis County10:37 AM CDT46.78°N, 92.11°W
← September

October 2026

Sun
Mon
Tue
Wed
Thu
Fri
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°/–Avg 51°/34°
20Avg 51°/34°
21 Chance Rain Showers then Mostly Sunny 66°/45°Avg 50°/34°
22 Mostly Sunny 60°/47°Avg 50°/33°
23 Partly Sunny 66°/56°Avg 49°/33°
24 Chance Rain Showers 69°/44°Avg 49°/32°
25 Mostly Sunny 53°/37°Avg 48°/32°
26 Slight Chance Rain Showers 48°/34°Avg 48°/32°
27 Mostly Sunny 49°/37°Avg 47°/31°
28 Cloudy 57°/46°Avg 46°/31°
29 Cloudy 46°/39°Avg 46°/30°
30 Partly cloudy 46°/35°Avg 46°/30°
31Avg 45°/30°
Average high61° (normal 56°)
Average low41° (normal 38°)
Warmest / coldest80° / –
Precipitation0.91 in (normal 1.93 in to date)
Record high today76° (1978)
Record low today16° (1930)

Observed: Duluth Intl Ap, 9 km away, records since 1898. 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 4Conservative index and reflects what the press published. Terms of use.