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Current  
Today's Highs/Lows
Sun & Moon
Temperature 58.3°F 
Dewpoint 43.6°F Crisp & Invigorating
Barometer 29.773 inHg Normal
AQI 18 Good —PM2.5 3 µg/m³
UV Index 0.7 Low
Radiation 76 W/m² Dark/Nighttime
CO2 416 ppm Normal Background (Excellent)
Rain Today
0.00 in
Rain Rate
0.00 in/h
24 Hour Rain
0.00 in
Humidity
58%
Wind
N
E
S
W
1 mph
NW
(315°)
WeatherBoard View
Today
NWS Forecast
Rain after 1pm. Partly sunny. High near 61, with temperatures falling to around 56 in the afternoon. South southeast wind 3 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Temperature 59.6
40.7
°F
Dew Point 45.6
36.2
°F
Barometer 29.888
29.766
inHg
AQI 29
7
PM 2.5 5
1
µg/m³
UV Index 2.6
0.0
Radiation 359
0
W/m²
CO2 529
415
ppm
Rain 0.00 in
Rain Rate 0.00 in/h
Wind Max 7
46
mph
°
Wind Average 1 mph
Wind RMS 1 mph
Vector Average
Average Direction
0
16
mph
°
Humidity 85
57
%
Heat Index 58.0 °F
Wind Chill 40.7 °F
ET 0.01
0.00
in
Rise 07:02:38 AM   Rise 02:04:36 AM
Transit 12:22:37 PM   Transit 06:47:55 AM
Set 05:43:04 PM   Set 11:27:19 AM
Daylight 10:40   Last quarter
38% full
Azimuth 188.4°   247.0°
Altitude 38.1°   -14.8°
Equinox 03/20/2026 07:45:53 AM
Solstice 06/21/2026 01:24:31 AM
Downstream Systems
NWS FW4751
MesoWest F4751
PurpleAir PaloAltoWeather.com
APRS/CWOP F4751
UK Met Office PaloAltoWeather.com
WOW-BE PaloAltoWeather.com
Windy f0634ec3
Weather Under. KCAPALOA156
WeatherCloud PaloAltoWeather.com
AWEKAS 16242
PWS PALOALTOCA

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