Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

53.3°F

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Dewpoint

50.7°F Dry & Crisp

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Barometer

30.105 inHg Normal

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AQI

19 Good

—PM2.5

4 µg/m³

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UV Index

0.5 Low

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Radiation

109 W/m² Low

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CO₂	428 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
91%

Wind

0 mph

WeatherBoard

Wednesday

NWS Forecast

Sunny. High near 70, with temperatures falling to around 68 in the afternoon. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.

Temperature	56.1 50.9	°F
Dew Point	50.7 47.6	°F
Barometer	30.106 30.052	inHg
AQI	26 6
PM 2.5	5 1	µg/m³
UV Index	0.5 0.0
Radiation	116 0	W/m²
CO₂	504 412	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	2 324	mph °
Wind Average	0	mph
Wind RMS	0	mph
Vector Average Average Direction	0 339	mph °
Humidity	91 82	%
Heat Index	55.3	°F
Wind Chill	50.9	°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