Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

64.1°F

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Dewpoint

52.9°F Dry and Very Comfortable

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Barometer

30.282 inHg High

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AQI

37 Good

—PM2.5

7 µg/m³

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UV Index

3.9 Moderate

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Radiation

479 W/m² Moderate

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CO₂	413 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
67%

Wind

↑

2 mph
ESE
(112°)

WeatherBoard

Today

NWS Forecast

Mostly sunny, with a high near 64. North wind 1 to 7 mph.

Temperature	64.6 42.6	°F
Dew Point	54.2 41.0	°F
Barometer	30.365 30.277	inHg
AQI	61 19
PM 2.5	14 4	µg/m³
UV Index	4.2 0.0
Radiation	538 0	W/m²
CO₂	502 395	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	6 46	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 85	mph °
Humidity	96 67	%
Heat Index	64.0	°F
Wind Chill	42.6	°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