Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

52.4°F

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Dewpoint

47.7°F Dry & Crisp

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Barometer

29.911 inHg Normal

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AQI

4 Good

—PM2.5

1 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	402 ppm Normal Background (Excellent)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.64 in

Humidity
84%

Wind

↑

3 mph
S
(180°)

WeatherBoard

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Overnight

NWS Forecast

A chance of rain showers. Mostly cloudy. Low around 48, with temperatures rising to around 50 overnight. South wind around 12 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Temperature	53.3 50.5	°F
Dew Point	48.8 46.6	°F
Barometer	29.914 29.868	inHg
AQI	21 2
PM 2.5	4 0	µg/m³
UV Index	0.0 0.0
Radiation	0 0	W/m²
CO₂	415 398	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	9 117	mph °
Wind Average	2	mph
Wind RMS	2	mph
Vector Average Average Direction	1 137	mph °
Humidity	88 81	%
Heat Index	52.2	°F
Wind Chill	50.5	°F
ET	0.00 0.00	in

☀		☽
Rise	07:21:06 AM	Rise	11:24:46 AM
Transit	12:09:16 PM	Transit	05:29:44 PM
Set	04:57:30 PM	Set	11:45:05 PM
Daylight	09:36		First quarter 36% full
Azimuth	83.1°		315.1°
Altitude	-49.0°		-48.2°

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