Palo Alto Weather Current Conditions

Weather • Air Quality • Seismic Activity

PaloAltoWeather.com

Current

Today's Highs/Lows

Sun & Moon

AQI

29 Good

—PM2.5

5 µg/m³

▲

UV Index

8.9 Very High

▲

Temperature
66.9°F

Dew Point
56.8°F

Rain Today
0.00 in

Rain Rate
0.00 in/h

Wind
5 mph
NNE
(22°)

Humidity
70%

Heat Index
66.6°F

Wind Chill
66.9°F

24 Hour Rain

Radiation
837 W/m²

ET
0.00 in

Barometer
30.023 inHg

WeatherBoard

Today

NWS Forecast

Sunny, with a high near 77. North wind 2 to 12 mph.

AQI	36 9
PM 2.5	6 2	µg/m³
UV Index	8.9 0.0
Temperature	67.0 55.8	°F
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	13 20	mph °
Wind Average	2	mph
Wind RMS	3	mph
Vector Average Average Direction	2 15	mph °
Radiation	838 0	W/m²
Barometer	30.058 30.023	inHg
Dew Point	57.3 50.6	°F
Humidity	84 68	%
Heat Index	66.7	°F
Wind Chill	55.8	°F
ET	0.02 0.00	in

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

Downstream Systems