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CheckWeather USGrand Forks
Forecast confidence: High · models disagree by 3°F

Grand Forks weather

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Cloudy,rain likely tomorrow

NWS, the American and the European model agree on a high near 82° in Grand Forks today. Tomorrow looks showers around 83°, with a 47% chance of rain, and the models disagree, so treat it as uncertain.

82°64°
83°68°
77°68°
78°65°
74°59°
81°55°
Todaymodels agreeTomorrowsplit ±9°Mondaymodels agreeTuesdaymodels agreeWednesdaysplit ±10°Thursdaysplit ±10°
NWSNational Blend (NBM)
84°
Heavy drizzle
Today 84°·Low 64°·Rain 20%
AmericanNOAA GFS
82°
Cloudy
Today 82°·Low 64°·Rain 20%
EuropeanECMWF
81°
Cloudy
Today 81°·Low 63°·Rain 33%

The weather map: all three models at once

NWS, American, European side by side around Grand Forks and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
82° 64°
models agree
Tomorrow
Showers
83° 68°
±9°
Mon
Light rain
77° 68°
models agree
Tue
Light rain
78° 65°
models agree
Wed
Cloudy
74° 59°
±10°
Thu
Mostly clear
81° 55°
±10°
Fri
Mostly clear
75° 57°
±9°
Sat
Partly cloudy
64° 52°
models agree
Sun
Partly cloudy
61° 47°
±11°
Mon
Partly cloudy
68° 46°
±10°
Tue
Light drizzle
71° 48°
models agree
Wed
Cloudy
74° 50°
models agree
Thu
Cloudy
77° 54°
models agree
Fri
Drizzle
71° 60°
models agree

Grand Forks, ND is at its warmest in Jul (average highs near 81°F) and coldest in Jan (lows around 8°F), with roughly 24 in of precipitation across the year. Below, compare what NWS, American, European forecast for Grand Forks right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Grand Forks climate by month

average daytime high and overnight low across a typical year
Jan
21°
Feb
30°
11°
Mar
32°
14°
Apr
49°
30°
May
70°
48°
Jun
78°
59°
Jul
81°
61°
Aug
78°
61°
Sep
76°
58°
Oct
58°
41°
Nov
39°
26°
Dec
29°
17°

Which forecast is most accurate in Grand Forks?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
92
/100rank #1
92±0.8°F97±0.8 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
80
/100rank #2
76±2.4°F94±1.7 mph7687% 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 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°81° to 84°±13%20% to 33% chance
Tomorrow±9°78° to 86°±27%20% to 47% chance
Mon±4°75° to 79°±8%74% to 82% chance
Tue±4°76° to 80°±4%66% to 70% chance
Wed±10°70° to 80°±15%3% to 18% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Grand Forks

today, local time
Sunrise
06:52
Sunset
20:01
Daylight
13h 9m

Common questions

What's the weather in Grand Forks today?
On this page we show what NWS, American, European each forecast for Grand Forks 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 Grand Forks today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Grand Forks 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 Grand Forks?
Over the last 30 days, the European model has been the most accurate for Grand Forks (CheckWeather Score 92/100), ahead of the American at 80. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Grand Forks?
July is typically the warmest month in Grand Forks, with average highs around 81°F.
How cold does Grand Forks get?
The coldest month in Grand Forks is January, when overnight lows average about 8°F.
How much rain does Grand Forks get?
Grand Forks sees roughly 24 in of precipitation a year, with June usually the wettest month.

Nearby

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