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Current  
Today's Highs/Lows
Sun & Moon
AQI 21 Good —PM2.5 4 µg/m³
UV Index 0.0 Low
Temperature
62.5°F
Dew Point
58.6°F
Rain Today
0.00 in
Rain Rate
0.00 in/h
Wind
3 mph
NNE
(22°)
Humidity
87%
Heat Index
62.5°F
Wind Chill
62.5°F
24 Hour Rain
 
Radiation
0 W/m²
ET
0.00 in
Barometer
29.933 inHg

WeatherBoard View
Tonight
NWS Forecast
Partly cloudy, with a low around 61. North northwest wind 5 to 9 mph.
AQI 48
18
PM 2.5 9
3
µg/m³
UV Index 8.8
0.0
Temperature 83.7
60.5
°F
Rain 0.00 in
Rain Rate 0.00 in/h
Wind Max 15
11
mph
°
Wind Average 2 mph
Wind RMS 3 mph
Vector Average
Average Direction
2
12
mph
°
Radiation 788
0
W/m²
Barometer 29.937
29.861
inHg
Dew Point 65.1
57.5
°F
Humidity 91
50
%
Heat Index 85.0 °F
Wind Chill 60.5 °F
ET 0.03
0.00
in
Rise 06:19:36 AM   Rise 08:40:45 PM
Transit 01:13:53 PM   Transit 01:18:13 AM
Set 08:07:36 PM   Set 06:33:55 AM
Daylight 13:47   Full
99% full
Azimuth 319.3°   127.8°
Altitude -26.6°   20.7°
Equinox 09/22/2025 11:19:17 AM
Solstice 12/21/2025 07:02:51 AM
Downstream Systems
NWS FW4751
MesoWest F4751
PurpleAir PaloAltoWeather.com
APRS/CWOP F4751
UK Met Office PaloAltoWeather.com
Windy f0634ec3
Weather Under. KCAPALOA156
WeatherCloud PaloAltoWeather.com
AWEKAS 16242
PWS PALOALTOCA

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