Johns Creek weather
Loading live data…Latest for Johns Creek: NWS (National Blend (NBM)): 82° Light drizzle · American (NOAA GFS): 82° Partly cloudy · European (ECMWF): 80° Light drizzle.
The weather map: all three models at once
NWS, American, European side by side around Johns Creek and nearby towns.Live rain radar →Next 14 hours
consensus of the three models7-day forecast
where the models agree, and where they splitJohns Creek, GA is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 37°F), with roughly 54 in of precipitation across the year. Below, compare what NWS, American, European forecast for Johns Creek right now, and see exactly where they disagree.
Johns Creek climate by month
average daytime high and overnight low across a typical yearWhich forecast is most accurate in the US?
CheckWeather Score — graded against the weather that actually happened
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
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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.