Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.2°F

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Dewpoint

56.8°F Comfortable

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Barometer

29.863 inHg Normal

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AQI

37 Good

—PM2.5

7 µg/m³

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UV Index

4.2 Moderate

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Radiation

528 W/m² Moderate

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CO₂	433 ppm Slightly Elevated (Typical Urban)

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Rain Today

0.00 in

Rain Rate
0.00 in/h

24 Hour Rain

0.00 in

Humidity
67%

Wind

↑

1 mph
NNW
(338°)

WeatherBoard

Friday

NWS Forecast

Sunny. High near 82, with temperatures falling to around 80 in the afternoon. North wind 1 to 10 mph.

Temperature	68.2 52.2	°F
Dew Point	56.8 48.5	°F
Barometer	29.885 29.844	inHg
AQI	41 27
PM 2.5	7 5	µg/m³
UV Index	4.3 0.0
Radiation	533 0	W/m²
CO₂	479 412	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 114	mph °
Wind Average	0	mph
Wind RMS	0	mph
Vector Average Average Direction	0 65	mph °
Humidity	91 66	%
Heat Index	67.9	°F
Wind Chill	52.2	°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