Skip to main content
Every US forecast, compared
checkweather.io
CheckWeather US›Greenbrier

Greenbrier weather

Loading live data…

The weather map: all three models at once

NWS, American, European side by side around Greenbrier 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

Greenbrier, TN is at its warmest in Jul (average highs near 88°F) and coldest in Jan (lows around 31°F), with roughly 57 in of precipitation across the year. Below, compare what NWS, American, European forecast for Greenbrier 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.

Greenbrier climate by month

average daytime high and overnight low across a typical year
Jan
47°
31°
Feb
58°
38°
Mar
61°
41°
Apr
69°
50°
May
78°
59°
Jun
86°
65°
Jul
88°
70°
Aug
88°
68°
Sep
82°
63°
Oct
72°
53°
Nov
61°
44°
Dec
51°
36°

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
89
/100rank #1
87±1.3°F96±1.2 mph8592% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
81±1.9°F93±2.2 mph4972% 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 Greenbrier today?
On this page we show what NWS, American, European each forecast for Greenbrier 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 Greenbrier today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Greenbrier 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 Greenbrier?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Greenbrier 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 Greenbrier?
July is typically the warmest month in Greenbrier, with average highs around 88°F.
How cold does Greenbrier get?
The coldest month in Greenbrier is January, when overnight lows average about 31°F.
How much rain does Greenbrier get?
Greenbrier sees roughly 57 in of precipitation a year, with January usually the wettest month.

Nearby

MillersvilleSpringfieldGoodlettsvilleWhite HouseHendersonvilleNashvilleHermitagePortland

More US weather

Which forecast is most accurate in United States?US rain radarNWS vs American vs European: models comparedHow we measure forecast accuracyHow accurate is a 7-day forecast?Best time to visit GreenbrierAll US citiesHoliday weather abroadEmbed Greenbrier on your siteThe national forecast models, explained: NBM, UKMO, GEM and ACCESS