Palo Alto Weather Current Conditions

Weather • Air Quality • Seismic Activity

PaloAltoWeather.com

Current

Today's Highs/Lows

Sun & Moon

AQI

23 Good

—PM2.5

4 µg/m³

▲

UV Index

0.0 Low

▲

Temperature
53.5°F

Dew Point
49.4°F

Rain Today
0.00 in

Rain Rate
0.00 in/h

Wind
1 mph
SSE
(158°)

Humidity
86%

Heat Index
52.6°F

Wind Chill
53.5°F

24 Hour Rain

Radiation
58 W/m²

ET
0.00 in

Barometer
29.930 inHg

WeatherBoard

Today

NWS Forecast

Sunny, with a high near 79. North northwest wind 2 to 10 mph.

AQI	28 17
PM 2.5	5 3	µg/m³
UV Index	0.0 0.0
Temperature	56.7 51.6	°F
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	2 20	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 294	mph °
Radiation	69 0	W/m²
Barometer	29.951 29.908	inHg
Dew Point	51.2 47.9	°F
Humidity	88 78	%
Heat Index	55.7	°F
Wind Chill	51.6	°F
ET	0.00 0.00	in

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

Downstream Systems