Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

69.7°F

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Dewpoint

57.8°F Comfortable

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Barometer

29.929 inHg Normal

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AQI

36 Good

—PM2.5

7 µg/m³

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UV Index

3.6 Moderate

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Radiation

284 W/m² Low

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CO₂	422 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
66%

Wind

↑

1 mph
NE
(45°)

WeatherBoard

Thursday

NWS Forecast

Sunny. High near 76, with temperatures falling to around 74 in the afternoon. West northwest wind 2 to 10 mph.

Temperature	69.9 60.3	°F
Dew Point	58.0 53.8	°F
Barometer	29.962 29.913	inHg
AQI	46 20
PM 2.5	8 4	µg/m³
UV Index	5.0 0.0
Radiation	715 0	W/m²
CO₂	509 401	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 108	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 23	mph °
Humidity	86 65	%
Heat Index	69.7	°F
Wind Chill	60.3	°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