Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

72.2°F

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Dewpoint

56.6°F Comfortable

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Barometer

29.908 inHg Normal

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AQI

24 Good

—PM2.5

4 µg/m³

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UV Index

5.1 Moderate

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Radiation

607 W/m² High

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CO₂	428 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
58%

Wind

↑

1 mph
SSW
(202°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 80, with temperatures falling to around 77 in the afternoon. West wind 2 to 9 mph.

Temperature	72.2 56.3	°F
Dew Point	57.4 52.5	°F
Barometer	29.914 29.877	inHg
AQI	32 11
PM 2.5	6 2	µg/m³
UV Index	5.1 0.0
Radiation	612 0	W/m²
CO₂	430 405	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 178	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 171	mph °
Humidity	88 58	%
Heat Index	71.9	°F
Wind Chill	56.3	°F
ET	0.01 0.00	in

Equinox	09/22/2026 05:05:09 PM
Solstice	12/21/2026 12:49:59 PM

Downstream Systems