Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

66.7°F

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Dewpoint

48.0°F Extremely Comfortable

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Barometer

30.220 inHg High

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AQI

16 Good

—PM2.5

3 µg/m³

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UV Index

4.7 Moderate

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Radiation

538 W/m² Moderate

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CO₂	457 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
51%

Wind

↑

3 mph
NE
(45°)

WeatherBoard

This Afternoon

NWS Forecast

Sunny. High near 66, with temperatures falling to around 64 in the afternoon. South wind 3 to 7 mph.

Temperature	67.7 44.4	°F
Dew Point	48.7 38.9	°F
Barometer	30.248 30.164	inHg
AQI	17 8
PM 2.5	3 1	µg/m³
UV Index	5.2 0.0
Radiation	626 0	W/m²
CO₂	489 414	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	9 119	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 117	mph °
Humidity	82 50	%
Heat Index	66.5	°F
Wind Chill	44.4	°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