Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.0°F

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Dewpoint

52.7°F Dry and Very Comfortable

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Barometer

30.335 inHg High

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AQI

28 Good

—PM2.5

5 µg/m³

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UV Index

5.3 Moderate

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Radiation

594 W/m² Moderate

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CO₂	474 ppm Moderately Elevated

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
58%

Wind

↑

1 mph
NE
(45°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 78, with temperatures falling to around 75 in the afternoon. North northwest wind 2 to 7 mph.

Temperature	68.3 44.9	°F
Dew Point	53.4 40.8	°F
Barometer	30.359 30.323	inHg
AQI	34 8
PM 2.5	6 1	µg/m³
UV Index	5.3 0.0
Radiation	598 0	W/m²
CO₂	562 459	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	5 46	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 38	mph °
Humidity	87 58	%
Heat Index	67.6	°F
Wind Chill	44.9	°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