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CheckWeather USCommerce

Commerce weather

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Commerce weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Commerce…

Commerce weather in numbers

from 30 years of measured normals

Commerce swings 44°F across the year, from 89°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
89°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
13,000
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The weather map: all three models at once

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

where the models agree, and where they split

Commerce, California (CA) is at its warmest in Jul (average highs near 89°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 Commerce 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.

Commerce climate by month

average daytime high and overnight low across a typical year
Jan
63°
45°
Feb
63°
45°
Mar
64°
47°
Apr
72°
50°
May
73°
56°
Jun
79°
60°
Jul
89°
64°
Aug
88°
64°
Sep
84°
63°
Oct
83°
58°
Nov
74°
50°
Dec
70°
49°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% 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.

Common questions

What's the weather in Commerce today?
On this page we show what NWS, American, European each forecast for Commerce 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 Commerce today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Commerce 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 Commerce?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Commerce 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 Commerce?
July is typically the warmest month in Commerce, with average highs around 89°F.
How cold does Commerce get?
The coldest month in Commerce is January, when overnight lows average about 45°F.
How much rain does Commerce get?
Commerce sees roughly 27 in of precipitation a year, with February usually the wettest month.

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