Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

66.6°F

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Dewpoint

53.2°F Dry and Very Comfortable

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Barometer

30.048 inHg Normal

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AQI

26 Good

—PM2.5

5 µg/m³

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UV Index

3.2 Moderate

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Radiation

441 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
62%

Wind

↑

4 mph
NNW
(338°)

WeatherBoard

This Afternoon

NWS Forecast

Sunny. High near 72, with temperatures falling to around 69 in the afternoon. Northwest wind around 9 mph.

Temperature	67.2 48.3	°F
Dew Point	54.2 44.6	°F
Barometer	30.103 30.009	inHg
AQI	43 12
PM 2.5	8 2	µg/m³
UV Index	7.4 0.0
Radiation	731 0	W/m²
CO₂	492 369	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	12 46	mph °
Wind Average	1	mph
Wind RMS	2	mph
Vector Average Average Direction	1 41	mph °
Humidity	91 61	%
Heat Index	66.5	°F
Wind Chill	48.3	°F
ET	0.02 0.00	in

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

Downstream Systems