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CheckWeather USChino Hills
Forecast confidence: Medium · models disagree by 6°F

Chino Hills weather

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Mostly clear,rain likely tomorrow

NWS, the American and the European model put Chino Hills's high today between 87° and 93°, a 6° split. Tomorrow looks light rain around 78°, with a 98% chance of rain.

91°60°
78°69°
91°69°
93°73°
98°76°
97°76°
Todaysplit ±6°Tomorrowsplit ±6°Mondaysplit ±9°Tuesdaysplit ±8°Wednesdaysplit ±8°Thursdaysplit ±8°
NWSNational Blend (NBM)
87°
Mostly clear
Today 87°·Low 63°·Rain 0%
AmericanNOAA GFS
93°
Cloudy
Today 93°·Low 58°·Rain 0%
EuropeanECMWF
93°
Light drizzle
Today 93°·Low 60°·Rain 65%

The weather map: all three models at once

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

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Mostly clear
91° 60°
±6°
Tomorrow
Light rain
78° 69°
±6°
Mon
Cloudy
91° 69°
±9°
Tue
Cloudy
93° 73°
±8°
Wed
Cloudy
98° 76°
±8°
Thu
Clear
97° 76°
±8°
Fri
Clear
91° 73°
±4°
Sat
Clear
86° 69°
models agree
Sun
Clear
88° 67°
±8°
Mon
Clear
89° 67°
±6°
Tue
Light drizzle
91° 69°
±14°
Wed
Cloudy
93° 73°
models agree
Thu
Light drizzle
90° 71°
±8°
Fri
Clear
90° 71°
±11°

Chino Hills, CA is at its warmest in Jul (average highs near 92°F) and coldest in Jan (lows around 43°F), with roughly 29 in of precipitation across the year. Below, compare what NWS, American, European forecast for Chino Hills 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.

Chino Hills climate by month

average daytime high and overnight low across a typical year
Jan
61°
43°
Feb
61°
44°
Mar
61°
45°
Apr
71°
49°
May
74°
52°
Jun
80°
57°
Jul
92°
61°
Aug
91°
62°
Sep
86°
61°
Oct
84°
57°
Nov
73°
49°
Dec
69°
47°

Which forecast is most accurate in Chino Hills?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
99
/100rank #1
97±0.3°F99±0.3 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
95
/100rank #2
93±0.7°F93±2.2 mph100100% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±6°87° to 93°±65%0% to 65% chance
Tomorrow±6°75° to 81°±55%43% to 98% chance
Mon±9°88° to 97°±15%3% to 18% chance
Tue±8°89° to 97°±2%8% to 10% chance
Wed±8°94° to 102°±6%9% to 15% 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 Chino Hills

today, local time
Sunrise
06:27
Sunset
19:11
Daylight
12h 44m

Common questions

What's the weather in Chino Hills today?
On this page we show what NWS, American, European each forecast for Chino Hills 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 Chino Hills today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Chino Hills 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 Chino Hills?
Over the last 30 days, the European model has been the most accurate for Chino Hills (CheckWeather Score 99/100), ahead of the American at 95. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Chino Hills?
July is typically the warmest month in Chino Hills, with average highs around 92°F.
How cold does Chino Hills get?
The coldest month in Chino Hills is January, when overnight lows average about 43°F.
How much rain does Chino Hills get?
Chino Hills sees roughly 29 in of precipitation a year, with February usually the wettest month.

Nearby

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