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CheckWeather USChapel Hill
Forecast confidence: High · models disagree by 1°F

Chapel Hill weather

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Showers,rain likely tomorrow

NWS, the American and the European model agree on a high near 92° in Chapel Hill today. Tomorrow looks partly cloudy around 83°, with a 73% chance of rain.

92°72°
83°71°
87°68°
86°69°
78°66°
67°62°
Todaymodels agreeTomorrowsplit ±6°Sundaymodels agreeMondaysplit ±5°Tuesdaysplit ±9°Wednesdaysplit ±5°
NWSNational Blend (NBM)
92°
Showers
Today 92°·Low 72°·Rain 41%
AmericanNOAA GFS
91°
Heavy drizzle
Today 91°·Low 72°·Rain 41%
EuropeanECMWF
92°
Showers
Today 92°·Low 73°·Rain 94%
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Chapel Hill weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Chapel Hill weather in numbers

from 30 years of measured normals

Chapel Hill swings 53°F across the year, from 90°F highs in July to 37°F lows in January, and September is usually the wettest month in a year that brings about 47 in of precipitation.

Warmest month
July
90°F average high
Coldest month
January
37°F average low
Wettest month
September
47 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
March, April, May and October
Residents
60,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Showers
92° 72°
models agree
Tomorrow
Partly cloudy
83° 71°
±6°
Sun
Mostly clear
87° 68°
models agree
Mon
Heavy drizzle
86° 69°
±5°
Tue
Light rain
78° 66°
±9°
Wed
Heavy drizzle
67° 62°
±5°
Thu
Light drizzle
74° 61°
±6°
Fri
Light drizzle
72° 60°
±5°
Sat
Light drizzle
73° 57°
±5°
Sun
Cloudy
76° 56°
±4°
Mon
Light drizzle
76° 57°
models agree
Tue
Cloudy
78° 60°
±7°
Wed
Heavy drizzle
81° 66°
models agree
Thu
Partly cloudy
76° 60°
±11°

Chapel Hill, North Carolina (NC) is at its warmest in Jul (average highs near 90°F) and coldest in Jan (lows around 37°F), with roughly 47 in of precipitation across the year. Below, compare what NWS, American, European forecast for Chapel Hill 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.

Chapel Hill climate by month

average daytime high and overnight low across a typical year
Jan
54°
37°
Feb
59°
41°
Mar
64°
44°
Apr
73°
52°
May
78°
59°
Jun
86°
66°
Jul
90°
71°
Aug
88°
69°
Sep
81°
64°
Oct
73°
53°
Nov
63°
45°
Dec
55°
37°

Which forecast is most accurate in Chapel Hill?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
93±0.7°F97±1.0 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
60
/100rank #2
86±1.4°F95±1.6 mph548% 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
Today±1°91° to 92°±53%41% to 94% chance
Tomorrow±6°81° to 87°±63%10% to 73% chance
Sun±3°86° to 89°±17%3% to 20% chance
Mon±5°83° to 88°±2%59% to 61% chance
Tue±9°75° to 84°models agree65% to 65% 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 Chapel Hill

today, local time
Sunrise
07:01
Sunset
19:18
Daylight
12h 17m

Common questions

What's the weather in Chapel Hill today?
On this page we show what NWS, American, European each forecast for Chapel Hill 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 Chapel Hill today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Chapel Hill 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 Chapel Hill?
Over the last 30 days, the European model has been the most accurate for Chapel Hill (CheckWeather Score 88/100), 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 Chapel Hill?
July is typically the warmest month in Chapel Hill, with average highs around 90°F.
How cold does Chapel Hill get?
The coldest month in Chapel Hill is January, when overnight lows average about 37°F.
How much rain does Chapel Hill get?
Chapel Hill sees roughly 47 in of precipitation a year, with September usually the wettest month.

Nearby

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