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Every US forecast, compared
CheckWeather US›Duluth

Duluth weather

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NWSNational Blend (NBM)
66°
Clear
Feels 64° · Wind 6 mph · Humidity 65%
AmericanNOAA GFS
65°
Clear
Feels 64° · Wind 6 mph · Humidity 69%
EuropeanECMWF
66°
Mainly clear
Feels 64° · Wind 7 mph · Humidity 64%

Latest for Duluth: NWS (National Blend (NBM)): 66° Clear · American (NOAA GFS): 65° Clear · European (ECMWF): 66° Mainly clear.

The weather map: all three models at once

NWS, American, European side by side around Duluth and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

7-day forecast

where the models agree, and where they split

Duluth, MN is at its warmest in Jul (average highs near 78°F) and coldest in Jan (lows around 14°F), with roughly 32 in of precipitation across the year. Below, compare what NWS, American, European forecast for Duluth right now, and see exactly where they disagree.

Duluth climate by month

average daytime high and overnight low across a typical year
Jan
25°
14°
Feb
32°
16°
Mar
36°
22°
Apr
47°
32°
May
62°
45°
Jun
72°
55°
Jul
78°
61°
Aug
76°
61°
Sep
73°
58°
Oct
57°
45°
Nov
41°
30°
Dec
32°
21°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
Behind Apple Weather, Windy
88
/100rank #1
85±1.5°F96±1.2 mph8592% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
Behind Windy & many free apps
74
/100rank #2
82±1.8°F92±2.6 mph5374% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.

Common questions

What's the weather in Duluth today?
On this page we show what NWS, American, European each forecast for Duluth today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Duluth today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Duluth and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Duluth?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Duluth forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Duluth?
Jul is typically the warmest month in Duluth, with average highs around 78°F.
How cold does Duluth get?
The coldest month in Duluth is Jan, when overnight lows average about 14°F.
How much rain does Duluth get?
Duluth sees roughly 32 in of precipitation a year, with Jun usually the wettest month.

The forecasts Americans check

The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.

NWSNational Weather Service
Open model · shown above ✓AWAccuWeather
Closed model · open ↗↗TWCThe Weather Channel
Closed model · open ↗↗

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