Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

62.2°F

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Dewpoint

54.2°F Dry and Very Comfortable

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Barometer

30.145 inHg High

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AQI

21 Good

—PM2.5

4 µg/m³

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UV Index

4.5 Moderate

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Radiation

521 W/m² Moderate

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CO₂	441 ppm Slightly Elevated (Typical Urban)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
75%

Wind

↑

1 mph
ESE
(112°)

WeatherBoard

Friday

NWS Forecast

Mostly sunny. High near 74, with temperatures falling to around 72 in the afternoon. Northeast wind 2 to 7 mph.

Temperature	62.4 43.7	°F
Dew Point	54.6 41.1	°F
Barometer	30.193 30.141	inHg
AQI	24 10
PM 2.5	4 2	µg/m³
UV Index	4.6 0.0
Radiation	538 0	W/m²
CO₂	523 424	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	5 56	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 98	mph °
Humidity	91 74	%
Heat Index	61.9	°F
Wind Chill	43.7	°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