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Forecast confidence: Medium · models disagree by 5°F

Alameda weather

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Cloudy,much the same tomorrow

NWS, the American and the European model put Alameda's high today between 68° and 73°, a 5° split. Tomorrow looks partly cloudy around 69°, with a 0% chance of rain.

71°56°
69°57°
78°56°
82°59°
91°65°
83°66°
Todaysplit ±5°Tomorrowmodels agreeMondaysplit ±5°Tuesdaysplit ±12°Wednesdaysplit ±15°Thursdaysplit ±18°
NWSNational Blend (NBM)
70°
Clear
Feels 68° · Wind 10 mph · Humidity 62%
AmericanNOAA GFS
69°
Clear
Feels 66° · Wind 9 mph · Humidity 57%
EuropeanECMWF
66°
Clear
Feels 61° · Wind 14 mph · Humidity 64%

Latest for Alameda: NWS (National Blend (NBM)): 70° Clear · American (NOAA GFS): 69° Clear · European (ECMWF): 66° Clear.

The weather map: all three models at once

NWS, American, European side by side around Alameda and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
71° 56°
±5°
Tomorrow
Partly cloudy
69° 57°
models agree
Mon
Mostly clear
78° 56°
±5°
Tue
Cloudy
82° 59°
±12°
Wed
Cloudy
91° 65°
±15°
Thu
Mostly clear
83° 66°
±18°
Fri
Partly cloudy
71° 61°
±7°
Sat
Partly cloudy
69° 59°
±7°
Sun
Cloudy
70° 59°
±12°
Mon
Cloudy
71° 59°
±15°
Tue
Clear
72° 58°
±16°
Wed
Cloudy
78° 56°
±21°
Thu
Cloudy
75° 57°
±15°
Fri
Clear
73° 56°
±15°

Alameda, 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 Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
95
/100rank #1
90±1.0°F96±1.2 mph100100% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
74
/100rank #2
40±6.0°F94±1.9 mph100100% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±5°68° to 73°models agree0% to 0% chance
Tomorrow±3°67° to 70°models agree0% to 0% chance
Mon±5°76° to 81°models agree0% to 0% chance
Tue±12°77° to 89°±1%2% to 3% chance
Wed±15°86° to 100°models agree4% to 4% 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
06:42
Sunset
19:32
Daylight
12h 50m

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 95/100), ahead of the European at 74. 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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