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Palo Alto Weather Current Conditions

Weather • Air Quality • Seismic Activity

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Current Forecast Radar Gauges Graphs Highs/Lows Celestial Seismograph Reports About

Current

Today's Highs/Lows

Sun & Moon

Temperature

64.5°F

▲

Dewpoint

57.5°F Comfortable

▲

Barometer

30.032 inHg Normal

▲

AQI

43 Good

—PM2.5

8 µg/m³

▲

UV Index

2.7 Low

▲

Radiation

291 W/m² Low

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CO₂	412 ppm Normal Background (Excellent)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
78%

Wind

N

E

S

W

↑

1 mph
NE
(45°)

WeatherBoard

Wednesday

NWS Forecast

Mostly sunny, with a high near 78. North wind 1 to 8 mph.

Temperature	64.5 57.5	°F
Dew Point	57.5 53.0	°F
Barometer	30.032 30.006	inHg
AQI	47 21
PM 2.5	9 4	µg/m³
UV Index	2.9 0.0
Radiation	313 0	W/m²
CO₂	419 394	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	3 28	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 17	mph °
Humidity	87 78	%
Heat Index	64.3	°F
Wind Chill	57.5	°F
ET	0.00 0.00	in

☀			☽
Rise	05:48:24 AM		Rise	04:13:45 PM
Transit	01:10:58 PM		Transit	09:22:49 PM
Set	08:33:29 PM		Set	01:57:06 AM
Daylight	14:45			Waxing gibbous 76% full
Azimuth	92.6°			28.4°
Altitude	44.1°			-68.2°

Equinox	09/22/2026 05:05:09 PM
Solstice	12/21/2026 12:49:59 PM

Downstream Systems

NWS	FW4751
Synoptic	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