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CheckWeather USHonolulu
Forecast confidence: High · models disagree by 4°F

Honolulu weather

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Light drizzle,rain likely tomorrow

NWS, the American and the European model agree on a high near 82° in Honolulu today. Tomorrow looks drizzle around 81°, with a 73% chance of rain.

82°76°
81°76°
82°78°
83°78°
84°78°
81°77°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaysplit ±5°Wednesdaysplit ±6°Thursdaymodels agree
AmericanNOAA GFS
84°
Light drizzle
Today 84°·Low 75°·Rain 55%
EuropeanECMWF
80°
Light drizzle
Today 80°·Low 76°·Rain 51%

The weather map: all three models at once

NWS, American, European side by side around Honolulu and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Light drizzle
82° 76°
models agree
Tomorrow
Drizzle
81° 76°
models agree
Mon
Drizzle
82° 78°
models agree
Tue
Light drizzle
83° 78°
±5°
Wed
Light drizzle
84° 78°
±6°
Thu
Light drizzle
81° 77°
models agree
Fri
Light drizzle
81° 76°
±5°
Sat
Cloudy
82° 76°
±5°
Sun
Cloudy
83° 76°
±7°
Mon
Mostly clear
84° 75°
±7°
Tue
Partly cloudy
85° 76°
±9°
Wed
Light drizzle
84° 78°
±7°
Thu
Light drizzle
84° 78°
±6°
Fri
Light drizzle
82° 78°
±6°

Honolulu, HI is at its warmest in Aug (average highs near 85°F) and coldest in Jan (lows around 67°F), with roughly 22 in of precipitation across the year. Below, compare what NWS, American, European forecast for Honolulu 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.

Honolulu climate by month

average daytime high and overnight low across a typical year
Jan
78°
67°
Feb
77°
68°
Mar
78°
68°
Apr
79°
69°
May
80°
70°
Jun
82°
72°
Jul
84°
73°
Aug
85°
74°
Sep
85°
74°
Oct
85°
72°
Nov
81°
71°
Dec
80°
68°

Which forecast is most accurate in Honolulu?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
67
/100rank #1
74±2.6°F91±2.9 mph4268% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
48
/100rank #2
29±7.1°F80±6.2 mph4771% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±4°80° to 84°±4%51% to 55% chance
Tomorrow±4°80° to 83°±21%52% to 73% chance
Mon±3°80° to 83°±29%53% to 82% chance
Tue±5°81° to 86°±46%42% to 88% chance
Wed±6°81° to 87°±19%36% to 55% 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 Honolulu

today, local time
Sunrise
06:16
Sunset
18:43
Daylight
12h 27m

Common questions

What's the weather in Honolulu today?
On this page we show what NWS, American, European each forecast for Honolulu 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 Honolulu today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Honolulu 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 Honolulu?
Over the last 30 days, the American model has been the most accurate for Honolulu (CheckWeather Score 67/100), ahead of the European at 48. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Honolulu?
August is typically the warmest month in Honolulu, with average highs around 85°F.
How cold does Honolulu get?
The coldest month in Honolulu is January, when overnight lows average about 67°F.
How much rain does Honolulu get?
Honolulu sees roughly 22 in of precipitation a year, with May usually the wettest month.

Nearby

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