Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.2°F

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Dewpoint

56.0°F Comfortable

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Barometer

29.961 inHg Normal

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AQI

12 Good

—PM2.5

2 µg/m³

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UV Index

4.3 Moderate

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Radiation

449 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
65%

Wind

0 mph

WeatherBoard

Today

NWS Forecast

Mostly sunny, with a high near 73. West northwest wind 7 to 12 mph, with gusts as high as 20 mph.

Temperature	68.2 54.9	°F
Dew Point	56.4 49.0	°F
Barometer	29.967 29.906	inHg
AQI	23 8
PM 2.5	4 1	µg/m³
UV Index	5.6 0.0
Radiation	603 0	W/m²
CO₂	501 398	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 214	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 270	mph °
Humidity	85 65	%
Heat Index	67.8	°F
Wind Chill	54.9	°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