Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

56.4°F

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Dewpoint

50.6°F Pleasantly Mild & Balanced

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Barometer

29.951 inHg Normal

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AQI

5 Good

—PM2.5

1 µg/m³

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UV Index

0.5 Low

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Radiation

63 W/m² Dark/Nighttime

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CO₂	422 ppm Normal Background (Excellent)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.05 in

Humidity
81%

Wind

↑

3 mph
SSE
(158°)

WeatherBoard

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Today

NWS Forecast

Rain after 10am. Mostly cloudy. High near 61, with temperatures falling to around 58 in the afternoon. Southeast wind 6 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Temperature	58.5 54.1	°F
Dew Point	53.6 49.6	°F
Barometer	29.997 29.941	inHg
AQI	16 2
PM 2.5	3 0	µg/m³
UV Index	0.5 0.0
Radiation	67 0	W/m²
CO₂	444 406	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	10 178	mph °
Wind Average	2	mph
Wind RMS	2	mph
Vector Average Average Direction	2 142	mph °
Humidity	89 79	%
Heat Index	57.8	°F
Wind Chill	54.1	°F
ET	0.00 0.00	in

☀		☽
Rise	07:22:44 AM	Rise	04:14:37 PM
Transit	12:12:37 PM	Transit	12:09:53 AM
Set	05:02:39 PM	Set	07:00:50 AM
Daylight	09:39		Full 99% full
Azimuth	133.0°		324.3°
Altitude	13.2°		-15.5°

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