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CheckWeather USSpartanburg

Spartanburg weather

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NWSNational Blend (NBM)
88°
Mainly clear
Feels 97° · Wind 4 mph · Humidity 62%
AmericanNOAA GFS
89°
Mainly clear
Feels 96° · Wind 4 mph · Humidity 51%
EuropeanECMWF
89°
Mainly clear
Feels 97° · Wind 4 mph · Humidity 52%

Latest for Spartanburg: NWS (National Blend (NBM)): 88° Mainly clear · American (NOAA GFS): 89° Mainly clear · European (ECMWF): 89° Mainly clear.

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Spartanburg weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Spartanburg weather in numbers

from 30 years of measured normals

Spartanburg swings 54°F across the year, from 91°F highs in July to 37°F lows in January, and September is usually the wettest month in a year that brings about 48 in of precipitation.

Warmest month
July
91°F average high
Coldest month
January
37°F average low
Wettest month
September
48 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
February, March, April and October
Residents
38,000
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The weather map: all three models at once

NWS, American, European side by side around Spartanburg and nearby towns.Live rain radar →
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Spartanburg hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Spartanburg 10-day forecast, out to 14 days

where the models agree, and where they split

Spartanburg, South Carolina (SC) is at its warmest in Jul (average highs near 91°F) and coldest in Jan (lows around 37°F), with roughly 48 in of precipitation across the year. Below, compare what NWS, American, European forecast for Spartanburg 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.

Spartanburg climate by month

average daytime high and overnight low across a typical year
Jan
54°
37°
Feb
60°
41°
Mar
65°
44°
Apr
72°
51°
May
79°
59°
Jun
86°
65°
Jul
91°
71°
Aug
89°
69°
Sep
82°
64°
Oct
74°
53°
Nov
63°
46°
Dec
55°
37°

Which forecast is most accurate in Spartanburg?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
90±1.0°F98±0.8 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
60
/100rank #2
80±2.0°F95±1.7 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.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Spartanburg today?
On this page we show what NWS, American, European each forecast for Spartanburg 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 Spartanburg today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Spartanburg 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 Spartanburg?
Over the last 30 days, the European model has been the most accurate for Spartanburg (CheckWeather Score 89/100), ahead of the American at 60. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Spartanburg?
July is typically the warmest month in Spartanburg, with average highs around 91°F.
How cold does Spartanburg get?
The coldest month in Spartanburg is January, when overnight lows average about 37°F.
How much rain does Spartanburg get?
Spartanburg sees roughly 48 in of precipitation a year, with September usually the wettest month.

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