Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

56.9°F

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Dewpoint

54.3°F Pleasantly Mild & Balanced

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Barometer

29.849 inHg Normal

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AQI

0 Good

—PM2.5

0 µg/m³

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UV Index

0.0 Low

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Radiation

0 W/m² Dark/Nighttime

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CO₂	417 ppm Normal Background (Excellent)

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Rain Today

0.10 in

Rain Rate
0.00 in/h

24 Hour Rain

0.10 in

Humidity
91%

Wind

↑

4 mph
S
(180°)

WeatherBoard

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Tonight

NWS Forecast

Showers and thunderstorms before 4am, then rain. Mostly cloudy, with a low around 54. Southeast wind 9 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Temperature	65.2 54.1	°F
Dew Point	54.7 49.1	°F
Barometer	29.997 29.802	inHg
AQI	16 0
PM 2.5	3 0	µg/m³
UV Index	2.1 0.0
Radiation	309 0	W/m²
CO₂	451 406	ppm
Rain	0.10	in
Rain Rate	0.19	in/h
Wind Max	20 167	mph °
Wind Average	3	mph
Wind RMS	3	mph
Vector Average Average Direction	3 151	mph °
Humidity	91 61	%
Heat Index	64.3	°F
Wind Chill	54.1	°F
ET	0.01 0.00	in

☀		☽
Rise	07:22:45 AM	Rise	04:14:38 PM
Transit	12:12:37 PM	Transit	12:09:53 AM
Set	05:02:38 PM	Set	07:00:49 AM
Daylight	09:39		Full 100% full
Azimuth	321.5°		135.2°
Altitude	-72.1°		76.2°

Equinox	03/20/2026 07:45:53 AM
Solstice	06/21/2026 01:24:31 AM

Downstream Systems

NWS	FW4751
MesoWest	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