Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

51.7°F

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Dewpoint

48.0°F Dry & Crisp

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Barometer

29.906 inHg Normal

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AQI

3 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	410 ppm Normal Background (Excellent)

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Rain Today

0.01 in

Rain Rate
0.00 in/h

24 Hour Rain

0.69 in

Humidity
87%

Wind

↑

4 mph
SSE
(158°)

WeatherBoard

View

Monday

NWS Forecast

Rain showers. Mostly cloudy. High near 57, with temperatures falling to around 55 in the afternoon. Southeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Temperature	51.8 48.1	°F
Dew Point	48.9 46.7	°F
Barometer	29.944 29.898	inHg
AQI	19 1
PM 2.5	3 0	µg/m³
UV Index	0.0 0.0
Radiation	0 0	W/m²
CO₂	438 392	ppm
Rain	0.01	in
Rain Rate	0.00	in/h
Wind Max	10 186	mph °
Wind Average	2	mph
Wind RMS	2	mph
Vector Average Average Direction	2 153	mph °
Humidity	95 87	%
Heat Index	50.9	°F
Wind Chill	46.5	°F
ET	0.00 0.00	in

☀		☽
Rise	07:22:54 AM	Rise	07:58:54 PM
Transit	12:13:59 PM	Transit	02:09:55 AM
Set	05:05:14 PM	Set	09:22:07 AM
Daylight	09:42		Full 94% full
Azimuth	110.5°		269.2°
Altitude	-10.5°		31.8°

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