Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

76.0°F

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Dewpoint

57.6°F Comfortable

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Barometer

30.063 inHg Normal

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AQI

17 Good

—PM2.5

3 µg/m³

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UV Index

7.4 High

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Radiation

723 W/m² High

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CO₂	422 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
53%

Wind

↑

5 mph
NNE
(22°)

WeatherBoard

This Afternoon

NWS Forecast

Mostly sunny. High near 74, with temperatures falling to around 71 in the afternoon. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.

Temperature	76.7 46.1	°F
Dew Point	57.7 38.8	°F
Barometer	30.104 30.048	inHg
AQI	23 12
PM 2.5	4 2	µg/m³
UV Index	7.4 0.0
Radiation	728 0	W/m²
CO₂	492 403	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	11 18	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 43	mph °
Humidity	77 50	%
Heat Index	76.5	°F
Wind Chill	46.1	°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