Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather US›Hawaii›Napili-Honokowai

Napili-Honokowai weather

Loading live data…

Napili-Honokowai weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Napili-Honokowai…

Napili-Honokowai weather in numbers

from 30 years of measured normals

Napili-Honokowai swings 17°F across the year, from 84°F highs in September to 67°F lows in January, and December is usually the wettest month in a year that brings about 29 in of precipitation.

Warmest month
September
84°F average high
Coldest month
January
67°F average low
Wettest month
December
29 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
3 months
January, February and March
Residents
7,261
share this forecast

The weather map: all three models at once

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

Napili-Honokowai 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

Loading the three models…

Napili-Honokowai 10-day forecast, out to 14 days

where the models agree, and where they split

Napili-Honokowai, Hawaii (HI) is at its warmest in Sep (average highs near 84°F) and coldest in Jan (lows around 67°F), with roughly 29 in of precipitation across the year. Below, compare what NWS, American, European forecast for Napili-Honokowai 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.

Napili-Honokowai climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
77°
67°
Feb
76°
68°
Mar
77°
69°
Apr
79°
70°
May
79°
71°
Jun
81°
72°
Jul
82°
73°
Aug
83°
74°
Sep
84°
74°
Oct
83°
73°
Nov
81°
72°
Dec
78°
69°

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

How the weather around Napili-Honokowai has changed since 1995

Napili-Honokowai sits in the same roughly 50 km square of NASA's reanalysis as Lahaina. That square ran 1.2°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Lahaina 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)
Loading ratings…
AmericanNOAA GFS
Loading ratings…
EuropeanECMWF
Loading ratings…

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 Napili-Honokowai today?
On this page we show what NWS, American, European each forecast for Napili-Honokowai 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 Napili-Honokowai today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Napili-Honokowai 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 Napili-Honokowai?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Napili-Honokowai 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 Napili-Honokowai?
September is typically the warmest month in Napili-Honokowai, with average highs around 84°F.
How cold does Napili-Honokowai get?
The coldest month in Napili-Honokowai is January, when overnight lows average about 67°F.
How much rain does Napili-Honokowai get?
Napili-Honokowai sees roughly 29 in of precipitation a year, with December usually the wettest month.

Nearby

More US weather