Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

AQI

21 Good

—PM2.5

4 µg/m³

▲

UV Index

5.7 High

▲

Temperature
73.0°F

Dew Point
54.3°F

Rain Today
0.00 in

Rain Rate
0.00 in/h

Wind
3 mph
NE
(45°)

Humidity
52%

Heat Index
72.4°F

Wind Chill
73.0°F

24 Hour Rain

Radiation
617 W/m²

ET
0.00 in

Barometer
29.957 inHg

WeatherBoard

This Afternoon

NWS Forecast

Sunny. High near 74, with temperatures falling to around 71 in the afternoon. Northwest wind 5 to 10 mph.

AQI	27 12
PM 2.5	5 2	µg/m³
UV Index	5.8 0.0
Temperature	73.6 56.7	°F
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	9 133	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 72	mph °
Radiation	622 0	W/m²
Barometer	30.014 29.947	inHg
Dew Point	56.5 51.3	°F
Humidity	92 52	%
Heat Index	73.2	°F
Wind Chill	56.7	°F
ET	0.02 0.00	in

Solstice	12/21/2025 07:02:51 AM
Equinox	03/20/2026 07:45:53 AM

Downstream Systems