Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

57.0°F

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Dewpoint

53.8°F Pleasantly Mild & Balanced

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Barometer

29.938 inHg Normal

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AQI

26 Good

—PM2.5

5 µg/m³

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UV Index

0.0 Low

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Radiation

0 W/m² Dark/Nighttime

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CO₂	422 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
89%

Wind

0 mph

WeatherBoard

Overnight

NWS Forecast

Mostly cloudy, with a low around 53. North wind around 1 mph.

Temperature	57.0 56.0	°F
Dew Point	53.8 52.5	°F
Barometer	29.973 29.937	inHg
AQI	28 11
PM 2.5	5 2	µg/m³
UV Index	0.0 0.0
Radiation	0 0	W/m²
CO₂	431 401	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 350	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	1 13	mph °
Humidity	90 88	%
Heat Index	56.6	°F
Wind Chill	56.0	°F
ET	0.00 0.00	in

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

Downstream Systems