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Waipio weather

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AmericanNOAA GFS
74°
Clear
Feels 74° · Wind 12 mph · Humidity 74%
EuropeanECMWF
71°
Light drizzle
Feels 76° · Wind 6 mph · Humidity 100%

Latest for Waipio: American (NOAA GFS): 74° Clear · European (ECMWF): 71° Light drizzle.

The weather map: all three models at once

NWS, American, European side by side around Waipio and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

7-day forecast

where the models agree, and where they split

Waipio, HI is at its warmest in Sep (average highs near 84°F) and coldest in Jan (lows around 64°F), with roughly 26 in of precipitation across the year. Below, compare what NWS, American, European forecast for Waipio right now, and see exactly where they disagree.

Waipio climate by month

average daytime high and overnight low across a typical year
Jan
78°
64°
Feb
76°
65°
Mar
77°
65°
Apr
78°
66°
May
79°
67°
Jun
81°
69°
Jul
82°
70°
Aug
83°
71°
Sep
84°
70°
Oct
84°
69°
Nov
80°
68°
Dec
78°
65°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
Behind Apple Weather, Windy
88
/100rank #1
85±1.5°F96±1.2 mph8592% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
Behind Windy & many free apps
74
/100rank #2
82±1.8°F92±2.6 mph5374% 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 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.

Common questions

What's the weather in Waipio today?
On this page we show what NWS, American, European each forecast for Waipio 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 Waipio today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Waipio 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 Waipio?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Waipio 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 Waipio?
September is typically the warmest month in Waipio, with average highs around 84°F.
How cold does Waipio get?
The coldest month in Waipio is January, when overnight lows average about 64°F.
How much rain does Waipio get?
Waipio sees roughly 26 in of precipitation a year, with May usually the wettest month.

The forecasts Americans check

The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.

Nearby

More US weather