Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

56.6°F

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Dewpoint

54.0°F Pleasantly Mild & Balanced

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Barometer

30.010 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	422 ppm Normal Background (Excellent)

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Rain Today

0.36 in

Rain Rate
0.00 in/h

24 Hour Rain

0.37 in

Humidity
91%

Wind

↑

2 mph
SSE
(158°)

WeatherBoard

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Tonight

NWS Forecast

A chance of rain before 11pm. Mostly cloudy, with a low around 50. Southeast wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Temperature	62.7 50.3	°F
Dew Point	59.4 48.9	°F
Barometer	30.011 29.820	inHg
AQI	51 3
PM 2.5	9 1	µg/m³
UV Index	3.1 0.0
Radiation	587 0	W/m²
CO₂	485 397	ppm
Rain	0.36	in
Rain Rate	0.86	in/h
Wind Max	12 180	mph °
Wind Average	2	mph
Wind RMS	2	mph
Vector Average Average Direction	1 154	mph °
Humidity	96 80	%
Heat Index	62.7	°F
Wind Chill	50.3	°F
ET	0.01 0.00	in

☀		☽
Rise	07:22:36 AM	Rise	03:06:16 PM
Transit	12:12:10 PM	Transit	11:03:24 PM
Set	05:01:51 PM	Set	05:51:31 AM
Daylight	09:39		Full 98% full
Azimuth	291.6°		130.1°
Altitude	-61.0°		76.4°

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