Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

AQI

23 Good

—PM2.5

4 µg/m³

▲

UV Index

2.1 Low

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Temperature
72.9°F

Dew Point
46.5°F

Rain Today
0.00 in

Rain Rate
0.00 in/h

Wind
4 mph
WNW
(292°)

Humidity
39%

Heat Index
71.7°F

Wind Chill
72.9°F

24 Hour Rain

Radiation
359 W/m²

ET
0.00 in

Barometer
29.980 inHg

WeatherBoard

Tonight

NWS Forecast

Clear, with a low around 52. West northwest wind 5 to 17 mph, with gusts as high as 25 mph.

AQI	27 17
PM 2.5	5 3	µg/m³
UV Index	9.0 0.0
Temperature	76.7 50.5	°F
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	16 354	mph °
Wind Average	3	mph
Wind RMS	4	mph
Vector Average Average Direction	3 332	mph °
Radiation	860 0	W/m²
Barometer	30.032 29.965	inHg
Dew Point	49.0 38.9	°F
Humidity	81 27	%
Heat Index	75.6	°F
Wind Chill	50.5	°F
ET	0.03 0.00	in

Equinox	09/22/2025 11:19:17 AM
Solstice	12/21/2025 07:02:51 AM

Downstream Systems