Palo Alto Weather Current Conditions

Weather • Air Quality • Seismic Activity

PaloAltoWeather.com

Current

Today's Highs/Lows

Sun & Moon

AQI

13 Good

—PM2.5

2 µg/m³

▲

UV Index

0.0 Low

▲

Temperature
56.0°F

Dew Point
51.6°F

Rain Today
0.00 in

Rain Rate
0.00 in/h

Wind
1 mph
E
(90°)

Humidity
85%

Heat Index
55.3°F

Wind Chill
56.0°F

24 Hour Rain

Radiation
0 W/m²

ET
0.00 in

Barometer
29.952 inHg

WeatherBoard

Tonight

NWS Forecast

Partly cloudy, with a low around 53. West northwest wind 2 to 9 mph.

AQI	15 12
PM 2.5	3 2	µg/m³
UV Index	0.0 0.0
Temperature	56.9 56.0	°F
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	7 15	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 21	mph °
Radiation	0 0	W/m²
Barometer	29.957 29.944	inHg
Dew Point	52.1 51.6	°F
Humidity	85 84	%
Heat Index	56.2	°F
Wind Chill	56.0	°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