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Weather in Duluth, United States 🇺🇸

Weather Forecast in Duluth

Current Weather in Duluth

Air Quality Alert issued July 18 at 10:37AM CDT by NWS Duluth MN
Mist
23°C
Feels like 25°C. Mist.
🌬️ 6 km/h NE
💧 83% Humidity
🧭 1016 hPa
👁️ 4.8 km Visibility
☀️ UV Index: 2.8
🌡️ Dew Point: 18°C
🌅 Sunrise: 05:32 AM
🌇 Sunset: 08:56 PM
Map Overlays:

In Duluth right now it is 23°C and mist, feeling like 25°C. Humidity is 83% with winds around 6 km/h, and the UV index is 3 (moderate). Over the next few days, temperatures in Duluth range from about 17°C to 33°C. ⚠️ Air Quality Alert issued July 18 at 10:37AM CDT by NWS Duluth MN

Hourly Forecast for Duluth

18:00
Sunny
25°
7%
19:00
Sunny
24°
9%
20:00
Sunny
23°
7%
21:00
Clear
23°
5%
22:00
Clear
23°
5%
23:00
Clear
22°
6%
00:00
Clear
21°
7%
01:00
Clear
21°
6%
02:00
Clear
21°
5%
03:00
Clear
21°
6%
04:00
Clear
22°
5%
05:00
Clear
22°
6%
06:00
Sunny
22°
5%
07:00
Partly Cloudy
17°
13%
08:00
Sunny
19°
8%
09:00
Sunny
23°
5%
10:00
Sunny
25°
4%
11:00
Sunny
27°
3%
12:00
Sunny
28°
3%
13:00
Sunny
30°
2%
14:00
Sunny
31°
1%
15:00
Partly Cloudy
31°
3%
16:00
Partly Cloudy
31°
3%
17:00
Sunny
29°
2%

14-Day Forecast for Duluth

Sat, Jul 18
Sunny Sunny
28° / 21°
Sun, Jul 19
Sunny Sunny
31° / 17°
Mon, Jul 20
Sunny Sunny
33° / 18°
Tue, Jul 21
Partly Cloudy Partly Cloudy
23° / 16°
Wed, Jul 22
Sunny Sunny
25° /
Thu, Jul 23
Sunny Sunny
28° / 12°
Fri, Jul 24
Patchy rain nearby Patchy rain nearby
22° / 13°
Sat, Jul 25
Sunny Sunny
25° / 11°
Sun, Jul 26
Sunny Sunny
32° / 16°
Mon, Jul 27
Cloudy Cloudy
20° / 12°
Tue, Jul 28
Sunny Sunny
20° / 11°
Wed, Jul 29
Sunny Sunny
21° / 10°
Thu, Jul 30
Sunny Sunny
22° / 11°
Fri, Jul 31
Sunny Sunny
24° / 13°

Additional Forecasts for Duluth

Air Quality

💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 191.0 μg/m³
O₃ (Ozone) 137.0 μg/m³
NO₂ (Nitrogen Dioxide) 4.8 μg/m³
SO₂ (Sulphur Dioxide) 0.8 μg/m³
PM2.5 (Fine particles) 26.5 μg/m³
PM10 (Coarse particles) 26.8 μg/m³

Historical Weather

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Best Time to Be Outside in Duluth Today

The most comfortable window in Duluth today looks like 19:00 to 06:00, when it is around 23°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Duluth

What is the temperature in Duluth right now?

The current temperature in Duluth is 23°C (74°F), mist (feels like 25°C).

What's the weather like in Duluth right now?

Conditions in Duluth right now: Mist, humidity 83%, wind 6 km/h NE.

What is today's forecast for Duluth?

Today in Duluth: high 28°C, low 21°C, sunny. Chance of rain: 6%.

What is the 7-day weather forecast for Duluth?

Daily highs and lows for Duluth:

  • 2026-07-18: 28°C / 21°C
  • 2026-07-19: 31°C / 17°C
  • 2026-07-20: 33°C / 18°C
  • 2026-07-21: 23°C / 16°C
  • 2026-07-22: 25°C / 9°C
  • 2026-07-23: 28°C / 12°C
  • 2026-07-24: 22°C / 13°C
Is it going to rain in Duluth today?

There is a 6% chance of rain in Duluth today.

What is the wind speed in Duluth right now?

Wind in Duluth is currently 6 km/h (4 mph) from the NE.

What is the UV index in Duluth right now?

The UV index in Duluth is currently 2.8 (low). Sun protection is recommended when the index is 3 or higher.

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