Palo Alto Weather Current Conditions

Current

Today's Highs/Lows

Sun & Moon

Temperature

68.9°F

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Dewpoint

54.0°F Dry and Very Comfortable

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Barometer

29.879 inHg Normal

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AQI

20 Good

—PM2.5

4 µg/m³

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UV Index

4.7 Moderate

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Radiation

560 W/m² Moderate

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CO₂	415 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
59%

Wind

↑

1 mph
N
(0°)

WeatherBoard

Today

NWS Forecast

Sunny. High near 77, with temperatures falling to around 75 in the afternoon. West wind 2 to 9 mph.

Temperature	69.3 52.2	°F
Dew Point	54.8 47.9	°F
Barometer	29.882 29.856	inHg
AQI	33 13
PM 2.5	6 2	µg/m³
UV Index	4.8 0.0
Radiation	571 0	W/m²
CO₂	464 394	ppm
Rain	0.00	in
Rain Rate	0.00	in/h
Wind Max	4 188	mph °
Wind Average	0	mph
Wind RMS	0	mph
Vector Average Average Direction	0 181	mph °
Humidity	89 59	%
Heat Index	68.8	°F
Wind Chill	52.2	°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