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Forecast confidence: High · models disagree by 2°F

Downey weather

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Mostly clear,much the same tomorrow

NWS, the American and the European model agree on a high near 81° in Downey today. Tomorrow looks cloudy around 83°, with a 0% chance of rain.

81°65°
83°63°
81°66°
78°67°
81°66°
86°68°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaysplit ±5°Tuesdaysplit ±5°Wednesdaysplit ±5°
NWSNational Blend (NBM)
80°
Mostly clear
Today 80°·Low 65°·Rain 0%
AmericanNOAA GFS
82°
Cloudy
Today 82°·Low 65°·Rain 0%
EuropeanECMWF
80°
Mostly clear
Today 80°·Low 64°·Rain 0%
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Downey weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Downey weather in numbers

from 30 years of measured normals

Downey swings 43°F across the year, from 88°F highs in July to 45°F lows in January, and February is usually the wettest month in a year that brings about 27 in of precipitation.

Warmest month
July
88°F average high
Coldest month
January
45°F average low
Wettest month
February
27 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, March, April and May
Residents
114,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Mostly clear
81° 65°
models agree
Tomorrow
Cloudy
83° 63°
models agree
Sun
Cloudy
81° 66°
models agree
Mon
Partly cloudy
78° 67°
±5°
Tue
Partly cloudy
81° 66°
±5°
Wed
Mostly clear
86° 68°
±5°
Thu
Mostly clear
84° 69°
models agree
Fri
Partly cloudy
85° 70°
±10°
Sat
Partly cloudy
86° 71°
±15°
Sun
Cloudy
90° 73°
±14°
Mon
Mostly clear
91° 73°
±17°
Tue
Cloudy
93° 75°
models agree
Wed
Clear
83° 70°
models agree
Thu
Clear
78° 68°
±5°

Downey, California (CA) is at its warmest in Jul (average highs near 88°F) and coldest in Jan (lows around 45°F), with roughly 27 in of precipitation across the year. Below, compare what NWS, American, European forecast for Downey 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.

Downey climate by month

average daytime high and overnight low across a typical year
Jan
63°
45°
Feb
63°
45°
Mar
64°
48°
Apr
72°
51°
May
73°
56°
Jun
79°
60°
Jul
88°
64°
Aug
87°
64°
Sep
84°
63°
Oct
83°
58°
Nov
75°
51°
Dec
70°
49°

Which forecast is most accurate in Downey?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
91
/100rank #1
83±1.7°F97±1.1 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
88
/100rank #2
81±1.9°F90±3.2 mph9597% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°80° to 82°models agree0% to 0% chance
Tomorrow±3°82° to 85°models agree0% to 0% chance
Sun±3°79° to 82°±2%0% to 2% chance
Mon±5°76° to 81°±2%0% to 2% chance
Tue±5°79° to 83°models agree0% to 0% 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 Downey

today, local time
Sunrise
06:38
Sunset
18:54
Daylight
12h 16m

Common questions

What's the weather in Downey today?
On this page we show what NWS, American, European each forecast for Downey 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 Downey today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Downey 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 Downey?
Over the last 30 days, the European model has been the most accurate for Downey (CheckWeather Score 91/100), ahead of the American at 88. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Downey?
July is typically the warmest month in Downey, with average highs around 88°F.
How cold does Downey get?
The coldest month in Downey is January, when overnight lows average about 45°F.
How much rain does Downey get?
Downey sees roughly 27 in of precipitation a year, with February usually the wettest month.

Nearby

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