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Kalaoa weather

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AmericanNOAA GFS
73°
Partly cloudy
Feels 78° · Wind 2 mph · Humidity 81%
EuropeanECMWF
69°
Overcast
Feels 73° · Wind 3 mph · Humidity 82%

Latest for Kalaoa: American (NOAA GFS): 73° Partly cloudy · European (ECMWF): 69° Overcast.

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Kalaoa weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Kalaoa weather in numbers

from 30 years of measured normals

Kalaoa swings 18°F across the year, from 76°F highs in August to 58°F lows in February, and September is usually the wettest month in a year that brings about 41 in of precipitation.

Warmest month
August
76°F average high
Coldest month
February
58°F average low
Wettest month
September
41 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, February, March and April
Residents
9,644
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The weather map: all three models at once

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

where the models agree, and where they split

Kalaoa, Hawaii (HI) is at its warmest in Aug (average highs near 76°F) and coldest in Feb (lows around 58°F), with roughly 41 in of precipitation across the year. Below, compare what NWS, American, European forecast for Kalaoa 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.

Kalaoa climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
71°
60°
Feb
70°
58°
Mar
72°
62°
Apr
72°
63°
May
73°
64°
Jun
73°
65°
Jul
75°
65°
Aug
76°
66°
Sep
76°
66°
Oct
76°
65°
Nov
74°
63°
Dec
72°
61°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Kalaoa has changed since 1995

Kalaoa sits in the same roughly 50 km square of NASA's reanalysis as Kailua-Kona. That square ran 0.6°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Kailua-Kona page.

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
91±0.9°F97±1.1 mph9396% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
82
/100rank #2
83±1.7°F94±2.0 mph7184% 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.

Common questions

What's the weather in Kalaoa today?
On this page we show what NWS, American, European each forecast for Kalaoa 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 Kalaoa today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Kalaoa 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 Kalaoa?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Kalaoa forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Kalaoa?
August is typically the warmest month in Kalaoa, with average highs around 76°F.
How cold does Kalaoa get?
The coldest month in Kalaoa is February, when overnight lows average about 58°F.
How much rain does Kalaoa get?
Kalaoa sees roughly 41 in of precipitation a year, with September usually the wettest month.

Nearby

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