Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.9°F

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Dewpoint

48.4°F Extremely Comfortable

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Barometer

29.867 inHg Normal

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AQI

21 Good

—PM2.5

4 µg/m³

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UV Index

4.8 Moderate

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Radiation

606 W/m² High

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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
48%

Wind

↑

1 mph
SE
(135°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 75, with temperatures falling to around 72 in the afternoon. North northwest wind 1 to 12 mph, with gusts as high as 18 mph.

Temperature	68.9 47.2	°F
Dew Point	49.2 42.0	°F
Barometer	29.890 29.837	inHg
AQI	24 13
PM 2.5	4 2	µg/m³
UV Index	4.8 0.0
Radiation	613 0	W/m²
CO₂	507 406	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 245	mph °
Wind Average	0	mph
Wind RMS	1	mph
Vector Average Average Direction	0 155	mph °
Humidity	84 48	%
Heat Index	67.8	°F
Wind Chill	47.2	°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