Palo Alto Weather Current Conditions

Palo Alto now

Current conditions

Wind

1 mph

gusting 4 mph

Rain

0.00 in

Today

0.00 in

24 hours

Rain Rate0.00 in/h

Rain year to date14.73 in

On their scales

Measure	Reading	Reads as
Dewpoint	53.1°F
Barometer	29.973 inHg
AQI	20	PM2.5 4 µg/m³
UV Index	0.0
Radiation	0 W/m²
CO₂	400 ppm

WeatherBoard →

Today’s highs and lows the full ledger →

Temperature & Air

Temperature°F

78.2 55.0

Dew Point°F

60.5 52.2

Humidity%

93 43 week high

Heat Index°F

77.8

Wind Chill°F

55.0

Barometer inHg

29.979 29.890

Air Quality

AQI

37 17

PM 2.5 µg/m³

7 3

CO₂ ppm

465 368

Sun

UV Index

7.6 0.0

Radiation W/m²

721 0

Wind

Wind Max mph

11 4° week high

Wind Average mph

Wind RMS mph

Vector Average mph

1 360°

Rain & Evapotranspiration

Rain in

0.00

Rain Rate in/h

0.00

ET in

0.02 0.00

Forecast

National Weather Service

Tonight

Mostly clear, with a low around 57. West northwest wind 8 to 15 mph, with gusts as high as 26 mph.

7-Day and Hourly Forecast pages →

Downstream systems

NWSFW4751 SynopticF4751 PurpleAirPaloAltoWeather.com APRS / CWOPF4751 UK Met OfficePaloAltoWeather.com WOW-BEPaloAltoWeather.com Windyf0634ec3 Weather UndergroundKCAPALOA156 WeatherCloudPaloAltoWeather.com AWEKAS16242 PWS WeatherPALOALTOCA

Sun & moon

Sunrise

6:48 AM

tomorrow 6:48 AM

Sunset

7:20 PM

tomorrow 7:18 PM

Waxing crescent

5% full

rises 8:29 AM · sets 7:59 PM

full moon Sep 26 · equinox Sep 22

lunar eclipse Aug 17 2027 · penumbral

Twilight & daylight

Twilight	Begins	Ends
Civillights off, horizon clear	6:21 AM	7:46 PM
Nauticalhorizon still visible at sea	5:50 AM	8:17 PM
Astronomicalthe last of the sky glow	5:19 AM	8:49 PM

Daylight 12 h 32 m 140 s shorter than yesterday

Solar noon 1:04 PM altitude 56.5°