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Forecast confidence: High · models disagree by 1°F

Newport Beach weather

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Partly cloudy,much the same tomorrow

NWS, the American and the European model agree on a high near 76° in Newport Beach today. Tomorrow looks cloudy around 76°, with a 0% chance of rain.

76°66°
76°65°
77°67°
75°67°
77°67°
79°68°
Todaymodels agreeTomorrowmodels agreeSundaysplit ±4°Mondaymodels agreeTuesdaymodels agreeWednesdaymodels agree
NWSNational Blend (NBM)
76°
Partly cloudy
Today 76°·Low 67°·Rain 1%
AmericanNOAA GFS
76°
Cloudy
Today 76°·Low 65°·Rain 1%
EuropeanECMWF
76°
Partly cloudy
Today 76°·Low 67°·Rain 0%
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Newport Beach weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Newport Beach weather in numbers

from 30 years of measured normals

Newport Beach swings 28°F across the year, from 76°F highs in July to 48°F lows in January, and February is usually the wettest month in a year that brings about 26 in of precipitation.

Warmest month
July
76°F average high
Coldest month
January
48°F average low
Wettest month
February
26 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, March, April and May
Residents
87,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Partly cloudy
76° 66°
models agree
Tomorrow
Cloudy
76° 65°
models agree
Sun
Cloudy
77° 67°
±4°
Mon
Partly cloudy
75° 67°
models agree
Tue
Partly cloudy
77° 67°
models agree
Wed
Partly cloudy
79° 68°
models agree
Thu
Partly cloudy
79° 69°
models agree
Fri
Partly cloudy
80° 70°
±10°
Sat
Partly cloudy
83° 70°
±16°
Sun
Cloudy
86° 72°
±16°
Mon
Partly cloudy
85° 73°
±15°
Tue
Cloudy
86° 74°
±5°
Wed
Clear
78° 70°
models agree
Thu
Clear
76° 68°
models agree

Newport Beach, California (CA) is at its warmest in Jul (average highs near 76°F) and coldest in Jan (lows around 48°F), with roughly 26 in of precipitation across the year. Below, compare what NWS, American, European forecast for Newport Beach 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.

Newport Beach climate by month

average daytime high and overnight low across a typical year
Jan
61°
48°
Feb
60°
48°
Mar
60°
49°
Apr
64°
52°
May
66°
56°
Jun
70°
60°
Jul
76°
62°
Aug
76°
63°
Sep
75°
62°
Oct
74°
58°
Nov
69°
53°
Dec
65°
50°

Which forecast is most accurate in Newport Beach?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
American logo
American ★ Best
93
/100rank #1
83±1.7°F98±0.8 mph100100% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
89
/100rank #2
75±2.5°F97±0.8 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom

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°76° to 76°±1%0% to 1% chance
Tomorrow±3°74° to 77°models agree0% to 0% chance
Sun±4°75° to 80°±2%2% to 4% chance
Mon±1°75° to 76°±1%2% to 3% chance
Tue±4°75° to 79°±1%2% to 3% 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 Newport Beach

today, local time
Sunrise
06:37
Sunset
18:53
Daylight
12h 16m

Common questions

What's the weather in Newport Beach today?
On this page we show what NWS, American, European each forecast for Newport Beach 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 Newport Beach today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Newport Beach 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 Newport Beach?
Over the last 30 days, the American model has been the most accurate for Newport Beach (CheckWeather Score 93/100), ahead of the European at 89. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Newport Beach?
July is typically the warmest month in Newport Beach, with average highs around 76°F.
How cold does Newport Beach get?
The coldest month in Newport Beach is January, when overnight lows average about 48°F.
How much rain does Newport Beach get?
Newport Beach sees roughly 26 in of precipitation a year, with February usually the wettest month.

Nearby

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