Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

48.1°F

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Dewpoint

46.7°F Dry & Crisp

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Barometer

29.949 inHg Normal

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AQI

33 Good

—PM2.5

6 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	468 ppm Moderately Elevated

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Rain Today

1.14 in

Rain Rate
0.00 in/h

24 Hour Rain

1.14 in

Humidity
95%

Wind

↑

1 mph
WSW
(248°)

WeatherBoard

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Tonight

NWS Forecast

Rain showers likely. Mostly cloudy, with a low around 46. South southeast wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Temperature	56.8 48.1	°F
Dew Point	54.5 46.7	°F
Barometer	29.950 29.853	inHg
AQI	42 0
PM 2.5	8 0	µg/m³
UV Index	1.7 0.0
Radiation	355 0	W/m²
CO₂	470 402	ppm
Rain	1.14	in
Rain Rate	1.53	in/h
Wind Max	9 229	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 166	mph °
Humidity	95 87	%
Heat Index	56.5	°F
Wind Chill	48.1	°F
ET	0.00 0.00	in

☀		☽
Rise	07:22:50 AM	Rise	06:45:49 PM
Transit	12:13:32 PM	Transit	01:12:43 AM
Set	05:04:24 PM	Set	08:45:22 AM
Daylight	09:41		Full 95% full
Azimuth	303.6°		98.7°
Altitude	-66.7°		44.3°

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