Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

77.4°F

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Dewpoint

61.4°F Noticable, but Ok for Most

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Barometer

29.878 inHg Normal

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AQI

15 Good

—PM2.5

3 µg/m³

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UV Index

6.3 High

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Radiation

640 W/m² High

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CO₂	425 ppm Normal Background (Excellent)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
58%

Wind

↑

2 mph
NE
(45°)

WeatherBoard

This Afternoon

NWS Forecast

Sunny. High near 77, with temperatures falling to around 74 in the afternoon. West wind around 9 mph.

Temperature	77.5 58.3	°F
Dew Point	62.5 52.9	°F
Barometer	29.923 29.877	inHg
AQI	36 10
PM 2.5	6 2	µg/m³
UV Index	9.3 0.0
Radiation	805 0	W/m²
CO₂	480 363	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	7 14	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	1 28	mph °
Humidity	85 58	%
Heat Index	77.8	°F
Wind Chill	58.3	°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