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Forecast confidence: High · models disagree by 4°F

Alameda weather

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Partly cloudy,much the same tomorrow

NWS, the American and the European model agree on a high near 71° in Alameda today. Tomorrow looks fog around 71°, with a 0% chance of rain.

71°57°
71°58°
68°58°
70°59°
73°58°
82°58°
Todaymodels agreeTomorrowsplit ±6°Sundaysplit ±11°Mondaysplit ±11°Tuesdaysplit ±15°Wednesdaysplit ±14°
NWSNational Blend (NBM)
72°
Partly cloudy
Today 72°·Low 58°·Rain 0%
AmericanNOAA GFS
72°
Fog
Today 72°·Low 56°·Rain 0%
EuropeanECMWF
69°
Cloudy
Today 69°·Low 57°·Rain 0%
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Alameda weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Alameda weather in numbers

from 30 years of measured normals

Alameda swings 33°F across the year, from 76°F highs in July to 43°F lows in February, and January is usually the wettest month in a year that brings about 35 in of precipitation.

Warmest month
July
76°F average high
Coldest month
February
43°F average low
Wettest month
January
35 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
April, May, June and July
Residents
79,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Partly cloudy
71° 57°
models agree
Tomorrow
Fog
71° 58°
±6°
Sun
Cloudy
68° 58°
±11°
Mon
Cloudy
70° 59°
±11°
Tue
Partly cloudy
73° 58°
±15°
Wed
Cloudy
82° 58°
±14°
Thu
Mostly clear
78° 61°
±5°
Fri
Mostly clear
75° 60°
±11°
Sat
Cloudy
74° 59°
±15°
Sun
Partly cloudy
73° 58°
±16°
Mon
Cloudy
73° 58°
±6°
Tue
Light rain
69° 58°
models agree
Wed
Partly cloudy
69° 57°
±4°
Thu
Clear
71° 55°
±9°

Alameda, California (CA) is at its warmest in Jul (average highs near 76°F) and coldest in Feb (lows around 43°F), with roughly 35 in of precipitation across the year. Below, compare what NWS, American, European forecast for Alameda 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.

Alameda climate by month

average daytime high and overnight low across a typical year
Jan
58°
45°
Feb
57°
43°
Mar
58°
45°
Apr
63°
47°
May
66°
51°
Jun
70°
54°
Jul
76°
57°
Aug
76°
57°
Sep
75°
56°
Oct
76°
56°
Nov
64°
47°
Dec
61°
46°

Which forecast is most accurate in Alameda?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
American logo
American ★ Best
94
/100rank #1
91±0.9°F96±1.3 mph9597% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
76
/100rank #2
48±5.2°F95±1.6 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom

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±4°69° to 72°models agree0% to 0% chance
Tomorrow±6°67° to 73°models agree0% to 0% chance
Sun±11°63° to 74°models agree2% to 2% chance
Mon±11°64° to 75°models agree0% to 0% chance
Tue±15°66° to 81°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 Alameda

today, local time
Sunrise
06:53
Sunset
19:11
Daylight
12h 18m

Common questions

What's the weather in Alameda today?
On this page we show what NWS, American, European each forecast for Alameda 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 Alameda today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Alameda 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 Alameda?
Over the last 30 days, the American model has been the most accurate for Alameda (CheckWeather Score 94/100), ahead of the European at 76. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Alameda?
July is typically the warmest month in Alameda, with average highs around 76°F.
How cold does Alameda get?
The coldest month in Alameda is February, when overnight lows average about 43°F.
How much rain does Alameda get?
Alameda sees roughly 35 in of precipitation a year, with January usually the wettest month.

Nearby

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