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CheckWeather USAnn Arbor

Ann Arbor weather

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NWSNational Blend (NBM)
67°
Clear
Feels 68° · Wind 5 mph · Humidity 81%
AmericanNOAA GFS
66°
Clear
Feels 65° · Wind 7 mph · Humidity 65%
EuropeanECMWF
67°
Clear
Feels 66° · Wind 7 mph · Humidity 68%

Latest for Ann Arbor: NWS (National Blend (NBM)): 67° Clear · American (NOAA GFS): 66° Clear · European (ECMWF): 67° Clear.

The weather map: all three models at once

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

consensus of the three models

14-day forecast

where the models agree, and where they split

Ann Arbor, MI is at its warmest in Jul (average highs near 81°F) and coldest in Jan (lows around 23°F), with roughly 35 in of precipitation across the year. Below, compare what NWS, American, European forecast for Ann Arbor 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.

Ann Arbor climate by month

average daytime high and overnight low across a typical year
Jan
34°
23°
Feb
43°
25°
Mar
47°
29°
Apr
60°
39°
May
71°
49°
Jun
79°
59°
Jul
81°
63°
Aug
79°
61°
Sep
75°
57°
Oct
62°
46°
Nov
49°
36°
Dec
40°
30°

Which forecast is most accurate in Ann Arbor?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
92
/100rank #1
93±0.7°F96±1.2 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
62
/100rank #2
83±1.7°F95±1.5 mph1352% 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.

Common questions

What's the weather in Ann Arbor today?
On this page we show what NWS, American, European each forecast for Ann Arbor 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 Ann Arbor today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Ann Arbor 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 Ann Arbor?
Over the last 30 days, the European model has been the most accurate for Ann Arbor (CheckWeather Score 92/100), ahead of the American at 62. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Ann Arbor?
July is typically the warmest month in Ann Arbor, with average highs around 81°F.
How cold does Ann Arbor get?
The coldest month in Ann Arbor is January, when overnight lows average about 23°F.
How much rain does Ann Arbor get?
Ann Arbor sees roughly 35 in of precipitation a year, with July usually the wettest month.

Nearby

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