Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

66.5°F

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Dewpoint

49.8°F Extremely Comfortable

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Barometer

30.100 inHg Normal

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AQI

16 Good

—PM2.5

3 µg/m³

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UV Index

5.6 Moderate

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Radiation

690 W/m² High

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CO₂	434 ppm Slightly Elevated (Typical Urban)

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Rain Today

0.01 in

Rain Rate
0.00 in/h

24 Hour Rain

0.02 in

Humidity
55%

Wind

↑

2 mph
NNW
(338°)

WeatherBoard

This Afternoon

NWS Forecast

Sunny, with a high near 65. Northwest wind 7 to 10 mph.

Temperature	67.3 49.6	°F
Dew Point	52.8 46.5	°F
Barometer	30.141 30.048	inHg
AQI	24 2
PM 2.5	4 0	µg/m³
UV Index	7.4 0.0
Radiation	846 0	W/m²
CO₂	471 411	ppm
Rain	0.01	in
Rain Rate	0.00	in/h
Wind Max	12 321	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 21	mph °
Humidity	93 51	%
Heat Index	66.2	°F
Wind Chill	49.6	°F
ET	0.02 0.00	in

Solstice	06/21/2026 01:24:31 AM
Equinox	09/22/2026 05:05:09 PM

Downstream Systems