Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

71.6°F

▲

Dewpoint

55.5°F Comfortable

▲

Barometer

29.935 inHg Normal

▲

AQI

27 Good

—PM2.5

5 µg/m³

▲

UV Index

7.6 High

▲

Radiation

770 W/m² High

▲

CO₂	420 ppm Normal Background (Excellent)

▲

Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
57%

Wind

↑

1 mph
E
(90°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 75, with temperatures falling to around 73 in the afternoon. Northwest wind 2 to 8 mph.

Temperature	71.6 51.0	°F
Dew Point	55.8 46.9	°F
Barometer	29.943 29.862	inHg
AQI	29 16
PM 2.5	5 3	µg/m³
UV Index	7.7 0.0
Radiation	773 0	W/m²
CO₂	435 382	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	7 349	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 68	mph °
Humidity	89 56	%
Heat Index	71.1	°F
Wind Chill	51.0	°F
ET	0.02 0.00	in

Solstice	06/21/2026 01:24:31 AM
Equinox	09/22/2026 05:05:09 PM

Downstream Systems