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CheckWeather USGrandview

Grandview weather

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NWSNational Blend (NBM)
59°
Clear
Feels 59° · Wind 2 mph · Humidity 79%
AmericanNOAA GFS
61°
Clear
Feels 59° · Wind 3 mph · Humidity 59%
EuropeanECMWF
64°
Clear
Feels 62° · Wind 4 mph · Humidity 54%

Latest for Grandview: NWS (National Blend (NBM)): 59° Clear · American (NOAA GFS): 61° Clear · European (ECMWF): 64° Clear.

The weather map: all three models at once

NWS, American, European side by side around Grandview 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

Grandview, WA is at its warmest in Jul (average highs near 95°F) and coldest in Jan (lows around 26°F), with roughly 11 in of precipitation across the year. Below, compare what NWS, American, European forecast for Grandview right now, and see exactly where they disagree.

Grandview climate by month

average daytime high and overnight low across a typical year
Jan
38°
26°
Feb
46°
30°
Mar
54°
34°
Apr
63°
41°
May
77°
52°
Jun
84°
58°
Jul
95°
66°
Aug
90°
65°
Sep
81°
57°
Oct
66°
44°
Nov
48°
35°
Dec
42°
32°

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 Grandview today?
On this page we show what NWS, American, European each forecast for Grandview 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 Grandview today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Grandview 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 Grandview?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Grandview 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 Grandview?
July is typically the warmest month in Grandview, with average highs around 95°F.
How cold does Grandview get?
The coldest month in Grandview is January, when overnight lows average about 26°F.
How much rain does Grandview get?
Grandview sees roughly 11 in of precipitation a year, with December 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