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CheckWeather USKnoxville

Knoxville weather

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NWSNational Blend (NBM)
78°
Mainly clear
Feels 85° · Wind 6 mph · Humidity 83%
AmericanNOAA GFS
77°
Clear
Feels 84° · Wind 4 mph · Humidity 84%
EuropeanECMWF
76°
Clear
Feels 81° · Wind 8 mph · Humidity 80%

Latest for Knoxville: NWS (National Blend (NBM)): 78° Mainly clear · American (NOAA GFS): 77° Clear · European (ECMWF): 76° Clear.

The weather map: all three models at once

NWS, American, European side by side around Knoxville 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

Knoxville, TN is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 32°F), with roughly 40 in of precipitation across the year. Below, compare what NWS, American, European forecast for Knoxville 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.

Knoxville climate by month

average daytime high and overnight low across a typical year
Jan
49°
32°
Feb
58°
38°
Mar
62°
41°
Apr
70°
48°
May
78°
58°
Jun
85°
64°
Jul
89°
70°
Aug
87°
67°
Sep
83°
63°
Oct
73°
51°
Nov
63°
44°
Dec
52°
35°

Which forecast is most accurate in Knoxville?

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±0.9 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
54
/100rank #2
77±2.3°F94±1.7 mph032% 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 Knoxville today?
On this page we show what NWS, American, European each forecast for Knoxville 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 Knoxville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Knoxville 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 Knoxville?
Over the last 30 days, the European model has been the most accurate for Knoxville (CheckWeather Score 92/100), ahead of the American at 54. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Knoxville?
July is typically the warmest month in Knoxville, with average highs around 89°F.
How cold does Knoxville get?
The coldest month in Knoxville is January, when overnight lows average about 32°F.
How much rain does Knoxville get?
Knoxville sees roughly 40 in of precipitation a year, with January usually the wettest month.

Nearby

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