Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

69.4°F

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Dewpoint

51.5°F Dry and Very Comfortable

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Barometer

30.249 inHg High

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AQI

74 Moderate

—PM2.5

22 µg/m³

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UV Index

1.7 Low

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Radiation

305 W/m² Moderate

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CO₂	475 ppm Moderately Elevated

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
53%

Wind

↑

2 mph
NE
(45°)

WeatherBoard

This Afternoon

NWS Forecast

Sunny. High near 70, with temperatures falling to around 66 in the afternoon. North northeast wind around 3 mph.

Temperature	69.8 38.5	°F
Dew Point	53.5 36.4	°F
Barometer	30.342 30.242	inHg
AQI	89 17
PM 2.5	30 3	µg/m³
UV Index	3.9 0.0
Radiation	517 0	W/m²
CO₂	573 418	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	9 52	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 48	mph °
Humidity	93 51	%
Heat Index	69.0	°F
Wind Chill	38.5	°F
ET	0.01 0.00	in

Equinox	03/20/2026 07:45:53 AM
Solstice	06/21/2026 01:24:31 AM

Downstream Systems