Weather Forecast for Duluth

Minnesota, United States of America

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Light rain

Current Weather - Duluth: 8°C

Minnesota, United States of America

Light rain

Feels like 6°C

Wind

16 km/h ENE

Humidity

100%

Pressure

995 mb

UV Index

1

Visibility

11 km

Heavy rain

Heavy rain

Wednesday, June 17, 2026

High

14°C

Low

11°C

Rain Chance

87%

Hourly Forecast

Patchy light drizzle 13°C
23:00
Jun 18

Day Statistics

Maximum Wind

17 km/h

Humidity

92%

Precipitation

21 mm

UV Index

1

Visibility

8 km

Rain Chance

87%

Snow Chance

0%

Sun & Moon

Sunrise

05:13 AM

Sunset

09:05 PM

Moonrise

07:30 AM

Moonset

11:34 PM

Moon Phase

Waxing Crescent

Moon Illumination

11%

Air Quality

PM2.5

2.8

μg/m³

PM10

3.3

μg/m³

NO₂

3.3

μg/m³

O₃

61.8

μg/m³

SO₂

0.4

μg/m³

CO

114.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

58.3

Diffuse Radiation

41.88

DNI

0.29

GTI

50.83

Weather Alerts

Small Craft Advisory issued June 17 at 1:41AM CDT until June 18 at 1:00AM CDT by NWS Duluth MN

Two Harbors to Duluth MN; Duluth MN to Port Wing WI Jun 17, 01:41 AM - Jun 17, 01:45 PM
Severity: Minor Urgency: Expected

* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Two Harbors to Duluth MN and Duluth MN to Port Wing WI. * WHEN...From 11 AM this morning to 1 AM CDT Thursday. * IMPACTS...Conditions will be hazardous to small craft.

Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Event: Small Craft Advisory Certainty: Likely Category: Met

Small Craft Advisory issued June 17 at 10:12AM CDT until June 18 at 1:00AM CDT by NWS Duluth MN

Two Harbors to Duluth MN; Duluth MN to Port Wing WI Jun 17, 10:12 AM - Jun 17, 10:15 PM
Severity: Minor Urgency: Expected

* WHAT...Northeast winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 4 ft expected. * WHERE...Two Harbors to Duluth MN and Duluth MN to Port Wing WI. * WHEN...Until 1 AM CDT Thursday. * IMPACTS...Conditions will be hazardous to small craft.

Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Event: Small Craft Advisory Certainty: Likely Category: Met

When to visit Duluth?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July September

January

☀️
-7°C
💧
5 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month
🌵 Driest month

February

☀️
-5°C
💧
5 Days of rain
❄️
Very heavy snowfall

March

☀️
1°C
💧
8 Days of rain
❄️
Very heavy snowfall

April

☀️
6°C
💧
12 Days of rain
❄️
Very heavy snowfall

May

☀️
12°C
💧
14 Days of rain
❄️
Moderate snowfall

June

☀️
19°C
💧
16 Days of rain
❄️
No snowfall
Best time to visit
🌧 Wettest month,

July

☀️
24°C
💧
15 Days of rain
❄️
No snowfall
Best time to visit

August

☀️
24°C
💧
15 Days of rain
❄️
No snowfall
🔥 Hottest month

September

☀️
20°C
💧
14 Days of rain
❄️
No snowfall
Best time to visit

October

☀️
12°C
💧
15 Days of rain
❄️
Moderate snowfall

November

☀️
4°C
💧
10 Days of rain
❄️
Very heavy snowfall

December

☀️
-3°C
💧
7 Days of rain
❄️
Very heavy snowfall