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Forecast confidence: High · models disagree by 0°F

Greenville weather

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Showers,rain likely tomorrow

NWS, the American and the European model agree on a high near 94° in Greenville today. Tomorrow looks showers around 90°, with a 80% chance of rain.

94°71°
90°72°
88°71°
89°71°
81°69°
73°65°
Todaymodels agreeTomorrowmodels agreeSundaysplit ±7°Mondaymodels agreeTuesdaysplit ±5°Wednesdaysplit ±8°
NWSNational Blend (NBM)
94°
Showers
Today 94°·Low 71°·Rain 10%
AmericanNOAA GFS
94°
Cloudy
Today 94°·Low 71°·Rain 10%
EuropeanECMWF
94°
Light drizzle
Today 94°·Low 71°·Rain 53%
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Greenville weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Greenville weather in numbers

from 30 years of measured normals

Greenville swings 53°F across the year, from 89°F highs in July to 36°F lows in January, and January is usually the wettest month in a year that brings about 47 in of precipitation.

Warmest month
July
89°F average high
Coldest month
January
36°F average low
Wettest month
January
47 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
March, April, May and October
Residents
65,000
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The weather map: all three models at once

NWS, American, European side by side around Greenville and nearby towns.Live rain radar →
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Greenville 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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Greenville 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Showers
94° 71°
models agree
Tomorrow
Showers
90° 72°
models agree
Sun
Light drizzle
88° 71°
±7°
Mon
Thunderstorm
89° 71°
models agree
Tue
Showers
81° 69°
±5°
Wed
Drizzle
73° 65°
±8°
Thu
Light drizzle
74° 63°
±12°
Fri
Light drizzle
76° 63°
±10°
Sat
Mostly clear
73° 61°
±9°
Sun
Mostly clear
75° 61°
±5°
Mon
Cloudy
78° 59°
models agree
Tue
Light drizzle
80° 62°
models agree
Wed
Drizzle
83° 65°
±5°
Thu
Clear
79° 62°
±11°

Greenville, South Carolina (SC) is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 36°F), with roughly 47 in of precipitation across the year. Below, compare what NWS, American, European forecast for Greenville 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.

Greenville climate by month

average daytime high and overnight low across a typical year
Jan
53°
36°
Feb
59°
40°
Mar
64°
44°
Apr
71°
50°
May
77°
59°
Jun
85°
65°
Jul
89°
70°
Aug
88°
69°
Sep
81°
63°
Oct
73°
53°
Nov
63°
45°
Dec
53°
37°

Which forecast is most accurate in Greenville?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
86
/100rank #1
83±1.7°F96±1.2 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
66
/100rank #2
81±1.9°F94±1.8 mph2961% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Todaymodels agree94° to 94°±43%10% to 53% chance
Tomorrow±4°88° to 92°±56%24% to 80% chance
Sun±7°85° to 93°±42%33% to 75% chance
Mon±4°88° to 91°±23%62% to 85% chance
Tue±5°79° to 83°±4%65% to 69% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Greenville

today, local time
Sunrise
07:14
Sunset
19:31
Daylight
12h 17m

Common questions

What's the weather in Greenville today?
On this page we show what NWS, American, European each forecast for Greenville 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 Greenville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Greenville 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 Greenville?
Over the last 30 days, the European model has been the most accurate for Greenville (CheckWeather Score 86/100), ahead of the American at 66. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Greenville?
July is typically the warmest month in Greenville, with average highs around 89°F.
How cold does Greenville get?
The coldest month in Greenville is January, when overnight lows average about 36°F.
How much rain does Greenville get?
Greenville sees roughly 47 in of precipitation a year, with January usually the wettest month.

Nearby

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