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CheckWeather USJoint Base Pearl Harbor Hickam
Forecast confidence: High · models disagree by 3°F

Joint Base Pearl Harbor Hickam weather

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Clear,rain likely tomorrow

NWS, the American and the European model agree on a high near 86° in Joint Base Pearl Harbor Hickam today. Tomorrow looks cloudy around 85°, with a 97% chance of rain.

86°77°
85°76°
85°76°
85°75°
86°77°
85°77°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaysplit ±4°Wednesdaymodels agree
AmericanNOAA GFS
87°
Clear
Today 87°·Low 79°·Rain 3%
EuropeanECMWF
84°
Light drizzle
Today 84°·Low 75°·Rain 89%
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Joint Base Pearl Harbor Hickam weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Joint Base Pearl Harbor Hickam weather in numbers

from 30 years of measured normals

Joint Base Pearl Harbor Hickam swings 19°F across the year, from 87°F highs in September to 68°F lows in January, and May is usually the wettest month in a year that brings about 22 in of precipitation.

Warmest month
September
87°F average high
Coldest month
January
68°F average low
Wettest month
May
22 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
1 month
February
Residents
42,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Clear
86° 77°
models agree
Tomorrow
Cloudy
85° 76°
models agree
Sun
Cloudy
85° 76°
models agree
Mon
Cloudy
85° 75°
models agree
Tue
Cloudy
86° 77°
±4°
Wed
Cloudy
85° 77°
models agree
Thu
Cloudy
82° 76°
±4°
Fri
Cloudy
82° 76°
±4°
Sat
Cloudy
83° 75°
models agree
Sun
Partly cloudy
83° 74°
±4°
Mon
Cloudy
83° 74°
±4°
Tue
Partly cloudy
84° 73°
models agree
Wed
Partly cloudy
84° 72°
models agree
Thu
Clear
83° 72°
±5°

Joint Base Pearl Harbor Hickam, Hawaii (HI) is at its warmest in Sep (average highs near 87°F) and coldest in Jan (lows around 68°F), with roughly 22 in of precipitation across the year. Below, compare what NWS, American, European forecast for Joint Base Pearl Harbor Hickam 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.

Joint Base Pearl Harbor Hickam climate by month

average daytime high and overnight low across a typical year
Jan
79°
68°
Feb
78°
69°
Mar
79°
69°
Apr
80°
70°
May
81°
71°
Jun
83°
73°
Jul
85°
74°
Aug
86°
75°
Sep
87°
75°
Oct
86°
73°
Nov
83°
72°
Dec
81°
69°

Which forecast is most accurate in Joint Base Pearl Harbor Hickam?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
67
/100rank #1
75±2.5°F91±2.9 mph4268% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
67
/100rank #2
89±1.1°F85±4.8 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
Today±3°84° to 87°±86%3% to 89% chance
Tomorrow±2°83° to 86°±73%24% to 97% chance
Sun±2°85° to 86°±49%4% to 53% chance
Mon±4°83° to 87°±13%45% to 58% chance
Tue±4°84° 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 Joint Base Pearl Harbor Hickam

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

Common questions

What's the weather in Joint Base Pearl Harbor Hickam today?
On this page we show what NWS, American, European each forecast for Joint Base Pearl Harbor Hickam 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 Joint Base Pearl Harbor Hickam today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Joint Base Pearl Harbor Hickam 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 Joint Base Pearl Harbor Hickam?
Over the last 30 days, the European model has been the most accurate for Joint Base Pearl Harbor Hickam (CheckWeather Score 67/100), ahead of the American at 67. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Joint Base Pearl Harbor Hickam?
September is typically the warmest month in Joint Base Pearl Harbor Hickam, with average highs around 87°F.
How cold does Joint Base Pearl Harbor Hickam get?
The coldest month in Joint Base Pearl Harbor Hickam is January, when overnight lows average about 68°F.
How much rain does Joint Base Pearl Harbor Hickam get?
Joint Base Pearl Harbor Hickam sees roughly 22 in of precipitation a year, with May usually the wettest month.

Nearby

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