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CheckWeather USPearl City
Forecast confidence: High · models disagree by 3°F

Pearl City weather

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Clear,rain likely tomorrow

NWS, the American and the European model agree on a high near 86° in Pearl City today. Tomorrow looks cloudy around 84°, with a 97% chance of rain.

86°76°
84°76°
85°76°
85°75°
86°76°
85°76°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaysplit ±4°Wednesdaymodels agree
AmericanNOAA GFS
87°
Clear
Today 87°·Low 78°·Rain 3%
EuropeanECMWF
84°
Light drizzle
Today 84°·Low 75°·Rain 89%
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Pearl City weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Pearl City weather in numbers

from 30 years of measured normals

Pearl City swings 20°F across the year, from 86°F highs in August to 66°F lows in January, and May is usually the wettest month in a year that brings about 26 in of precipitation.

Warmest month
August
86°F average high
Coldest month
January
66°F average low
Wettest month
May
26 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
1 month
February
Residents
48,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Clear
86° 76°
models agree
Tomorrow
Cloudy
84° 76°
models agree
Sun
Cloudy
85° 76°
models agree
Mon
Cloudy
85° 75°
models agree
Tue
Cloudy
86° 76°
±4°
Wed
Cloudy
85° 76°
models agree
Thu
Cloudy
82° 76°
±4°
Fri
Cloudy
82° 75°
±4°
Sat
Cloudy
83° 75°
models agree
Sun
Partly cloudy
83° 74°
±4°
Mon
Cloudy
83° 74°
±4°
Tue
Partly cloudy
83° 73°
models agree
Wed
Partly cloudy
83° 72°
models agree
Thu
Clear
83° 72°
±5°

Pearl City, Hawaii (HI) is at its warmest in Aug (average highs near 86°F) and coldest in Jan (lows around 66°F), with roughly 26 in of precipitation across the year. Below, compare what NWS, American, European forecast for Pearl City 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.

Pearl City climate by month

average daytime high and overnight low across a typical year
Jan
80°
66°
Feb
78°
67°
Mar
79°
67°
Apr
80°
69°
May
81°
70°
Jun
83°
71°
Jul
85°
72°
Aug
86°
73°
Sep
86°
72°
Oct
86°
71°
Nov
82°
70°
Dec
80°
67°

Which forecast is most accurate in Pearl City?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
84
/100rank #1
88±1.2°F95±1.4 mph7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
55
/100rank #2
87±1.3°F80±6.3 mph045% 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±3°84° to 87°±86%3% to 89% chance
Tomorrow±2°83° to 86°±73%24% to 97% chance
Sun±2°84° to 86°±49%4% to 53% chance
Mon±4°83° to 86°±13%45% to 58% chance
Tue±4°83° to 88°±43%55% to 98% 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 Pearl City

today, local time
Sunrise
06:19
Sunset
18:31
Daylight
12h 12m

Common questions

What's the weather in Pearl City today?
On this page we show what NWS, American, European each forecast for Pearl City 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 Pearl City today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Pearl City 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 Pearl City?
Over the last 30 days, the European model has been the most accurate for Pearl City (CheckWeather Score 84/100), ahead of the American at 55. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Pearl City?
August is typically the warmest month in Pearl City, with average highs around 86°F.
How cold does Pearl City get?
The coldest month in Pearl City is January, when overnight lows average about 66°F.
How much rain does Pearl City get?
Pearl City sees roughly 26 in of precipitation a year, with May usually the wettest month.

Nearby

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