Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

63.6°F

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Dewpoint

54.0°F Dry and Very Comfortable

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Barometer

30.133 inHg High

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AQI

18 Good

—PM2.5

3 µg/m³

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UV Index

4.0 Moderate

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Radiation

527 W/m² Moderate

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CO₂	419 ppm Normal Background (Excellent)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
71%

Wind

↑

1 mph
NE
(45°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 73, with temperatures falling to around 71 in the afternoon. Northwest wind 2 to 10 mph.

Temperature	63.6 50.8	°F
Dew Point	54.5 48.0	°F
Barometer	30.138 30.094	inHg
AQI	19 4
PM 2.5	3 1	µg/m³
UV Index	4.0 0.0
Radiation	545 0	W/m²
CO₂	449 412	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 123	mph °
Wind Average	0	mph
Wind RMS	0	mph
Vector Average Average Direction	0 27	mph °
Humidity	91 71	%
Heat Index	63.0	°F
Wind Chill	50.8	°F
ET	0.01 0.00	in

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

Downstream Systems