Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

35.3°F

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Dewpoint

33.5°F Dry/Moisture Depleted

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Barometer

30.300 inHg High

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AQI

19 Good

—PM2.5

4 µg/m³

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UV Index

0.0 Low

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Radiation

0 W/m² Dark/Nighttime

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CO₂	549 ppm High (Polluted/Stagnant Air)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
93%

Wind

↑

1 mph
NW
(315°)

WeatherBoard

Monday

NWS Forecast

Sunny. High near 59, with temperatures falling to around 55 in the afternoon. North wind around 5 mph.

Temperature	39.8 34.5	°F
Dew Point	36.5 32.7	°F
Barometer	30.308 30.278	inHg
AQI	55 12
PM 2.5	11 2	µg/m³
UV Index	0.0 0.0
Radiation	0 0	W/m²
CO₂	551 464	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 285	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 295	mph °
Humidity	94 88	%
Heat Index	39.8	°F
Wind Chill	31.5	°F
ET	0.00 0.00	in

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

Downstream Systems