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Palo Alto Weather Current Conditions

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Current  
Today's Highs/Lows
Sun & Moon
Temperature 72.2°F 
Dewpoint 62.3°F Noticable, but Ok for Most
Barometer 29.955 inHg Normal
AQI 21 Good —PM2.5 4 µg/m³
UV Index 4.8 Moderate
Radiation 322 W/m² Moderate
CO2 430 ppm Normal Background (Excellent)
Rain Today
0.00 in
Rain Rate
0.00 in/h
24 Hour Rain
0.00 in
Humidity
71%
Wind
N
E
S
W
1 mph
NNW
(338°)
This Afternoon
NWS Forecast
A slight chance of rain showers. Mostly sunny. High near 80, with temperatures falling to around 78 in the afternoon. North northwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Temperature 72.3
60.8
°F
Dew Point 62.8
56.6
°F
Barometer 29.967
29.916
inHg
AQI 24
6
PM 2.5 4
1
µg/m³
UV Index 8.7
0.0
Radiation 666
0
W/m²
CO2 448
373
ppm
Rain 0.00 in
Rain Rate 0.00 in/h
Wind Max 5
338
mph
°
Wind Average 0 mph
Wind RMS 1 mph
Vector Average
Average Direction
0
354
mph
°
Humidity 88
71
%
Heat Index 72.6 °F
Wind Chill 60.8 °F
ET 0.01
0.00
in
Sunrise
6:03 AM
tomorrow 6:04 AM
Sunset
8:25 PM
tomorrow 8:25 PM
First quarter
44% full
rises 1:02 PM · sets 11:58 PM
full moon Jul 29 · equinox Sep 22
lunar eclipse Aug 27 2026 · partial
More on the Celestial pages →
Downstream Systems
NWS FW4751
Synoptic F4751
PurpleAir PaloAltoWeather.com
APRS/CWOP F4751
UK Met Office PaloAltoWeather.com
WOW-BE PaloAltoWeather.com
Windy f0634ec3
Weather Under. KCAPALOA156
WeatherCloud PaloAltoWeather.com
AWEKAS 16242
PWS PALOALTOCA

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