Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.5°F

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Dewpoint

51.2°F Dry and Very Comfortable

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Barometer

29.965 inHg Normal

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AQI

17 Good

—PM2.5

3 µg/m³

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UV Index

4.6 Moderate

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Radiation

571 W/m² Moderate

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CO₂	412 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
54%

Wind

↑

1 mph
NE
(45°)

WeatherBoard

Today

NWS Forecast

Sunny, with a high near 78. Northwest wind 2 to 13 mph, with gusts as high as 20 mph.

Temperature	68.9 50.0	°F
Dew Point	52.5 45.1	°F
Barometer	29.973 29.923	inHg
AQI	19 9
PM 2.5	4 2	µg/m³
UV Index	4.7 0.0
Radiation	577 0	W/m²
CO₂	431 401	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	3 171	mph °
Wind Average	0	mph
Wind RMS	0	mph
Vector Average Average Direction	0 154	mph °
Humidity	86 54	%
Heat Index	68.1	°F
Wind Chill	50.0	°F
ET	0.01 0.00	in

Equinox	09/22/2026 05:05:09 PM
Solstice	12/21/2026 12:49:59 PM

Downstream Systems