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CheckWeather USPalo Alto
Forecast confidence: Medium · models disagree by 6°F

Palo Alto weather

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Mostly clear,much the same tomorrow

NWS, the American and the European model put Palo Alto's high today between 74° and 80°, a 6° split. Tomorrow looks mostly clear around 73°, with a 0% chance of rain.

76°55°
73°54°
81°53°
85°61°
92°67°
91°71°
Todaysplit ±6°Tomorrowsplit ±4°Mondaymodels agreeTuesdaysplit ±4°Wednesdaysplit ±8°Thursdaysplit ±13°
NWSNational Blend (NBM)
75°
Mostly clear
Today 75°·Low 57°·Rain 0%
AmericanNOAA GFS
80°
Partly cloudy
Today 80°·Low 54°·Rain 0%
EuropeanECMWF
74°
Mostly clear
Today 74°·Low 55°·Rain 0%

The weather map: all three models at once

NWS, American, European side by side around Palo Alto 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
76° 55°
±6°
Tomorrow
Mostly clear
73° 54°
±4°
Mon
Mostly clear
81° 53°
models agree
Tue
Cloudy
85° 61°
±4°
Wed
Partly cloudy
92° 67°
±8°
Thu
Mostly clear
91° 71°
±13°
Fri
Mostly clear
80° 62°
±9°
Sat
Partly cloudy
75° 60°
±6°
Sun
Partly cloudy
74° 59°
±14°
Mon
Cloudy
75° 60°
±18°
Tue
Mostly clear
77° 59°
±17°
Wed
Cloudy
80° 59°
±15°
Thu
Cloudy
81° 59°
±16°
Fri
Clear
78° 57°
±15°

Palo Alto, CA is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 43°F), with roughly 27 in of precipitation across the year. Below, compare what NWS, American, European forecast for Palo Alto 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.

Palo Alto climate by month

average daytime high and overnight low across a typical year
Jan
58°
45°
Feb
58°
43°
Mar
59°
44°
Apr
66°
47°
May
73°
51°
Jun
79°
55°
Jul
84°
58°
Aug
82°
58°
Sep
79°
56°
Oct
78°
56°
Nov
65°
47°
Dec
60°
46°

Which forecast is most accurate in Palo Alto?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
89
/100rank #1
75±2.5°F96±1.2 mph100100% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
83
/100rank #2
66±3.4°F92±2.5 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±6°74° to 80°models agree0% to 0% chance
Tomorrow±4°71° to 75°models agree0% to 0% chance
Mon±3°80° to 84°models agree0% to 0% chance
Tue±4°84° to 88°models agree2% to 2% chance
Wed±8°88° to 96°±2%4% to 6% 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 Palo Alto

today, local time
Sunrise
06:42
Sunset
19:31
Daylight
12h 49m

Common questions

What's the weather in Palo Alto today?
On this page we show what NWS, American, European each forecast for Palo Alto 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 Palo Alto today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Palo Alto 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 Palo Alto?
Over the last 30 days, the American model has been the most accurate for Palo Alto (CheckWeather Score 89/100), ahead of the European at 83. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Palo Alto?
July is typically the warmest month in Palo Alto, with average highs around 84°F.
How cold does Palo Alto get?
The coldest month in Palo Alto is February, when overnight lows average about 43°F.
How much rain does Palo Alto get?
Palo Alto sees roughly 27 in of precipitation a year, with January usually the wettest month.

Nearby

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