Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

66.9°F

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Dewpoint

58.3°F Comfortable

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Barometer

30.029 inHg Normal

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AQI

23 Good

—PM2.5

4 µg/m³

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UV Index

4.4 Moderate

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Radiation

536 W/m² Moderate

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CO₂	415 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
74%

Wind

↑

1 mph
NNE
(22°)

WeatherBoard

Independence Day

NWS Forecast

Mostly sunny. High near 80, with temperatures falling to around 78 in the afternoon. North wind 1 to 8 mph.

Temperature	67.2 58.9	°F
Dew Point	59.0 55.3	°F
Barometer	30.043 29.986	inHg
AQI	34 16
PM 2.5	6 3	µg/m³
UV Index	4.5 0.0
Radiation	547 0	W/m²
CO₂	431 373	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 129	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 10	mph °
Humidity	89 74	%
Heat Index	67.1	°F
Wind Chill	58.9	°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