Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

75.3°F

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Dewpoint

39.0°F Extremely Comfortable

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Barometer

29.989 inHg Normal

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AQI

26 Good

—PM2.5

5 µg/m³

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UV Index

4.2 Moderate

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Radiation

448 W/m² Moderate

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CO₂	424 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
27%

Wind

↑

2 mph
NE
(45°)

WeatherBoard

Friday

NWS Forecast

Partly sunny, with a high near 82. North wind 2 to 6 mph.

Temperature	75.4 48.7	°F
Dew Point	50.0 37.4	°F
Barometer	29.995 29.958	inHg
AQI	36 18
PM 2.5	7 3	µg/m³
UV Index	4.4 0.0
Radiation	522 0	W/m²
CO₂	507 399	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	8 49	mph °
Wind Average	1	mph
Wind RMS	1	mph
Vector Average Average Direction	0 29	mph °
Humidity	81 26	%
Heat Index	73.9	°F
Wind Chill	48.7	°F
ET	0.01 0.00	in

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

Downstream Systems