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Current  
Today's Highs/Lows
Sun & Moon
AQI 19 Good —PM2.5 3 µg/m³
UV Index 9.3 Very High
Temperature
72.7°F
Dew Point
59.4°F
Rain Today
0.00 in
Rain Rate
0.00 in/h
Wind
5 mph
NE
(45°)
Humidity
63%
Heat Index
72.6°F
Wind Chill
72.7°F
24 Hour Rain
 
Radiation
817 W/m²
ET
0.00 in
Barometer
29.855 inHg

WeatherBoard View
Wednesday
NWS Forecast
Sunny. High near 79, with temperatures falling to around 77 in the afternoon. North northwest wind 2 to 10 mph.
AQI 39
8
PM 2.5 7
1
µg/m³
UV Index 9.3
0.0
Temperature 73.4
57.3
°F
Rain 0.00 in
Rain Rate 0.00 in/h
Wind Max 13
346
mph
°
Wind Average 2 mph
Wind RMS 3 mph
Vector Average
Average Direction
2
41
mph
°
Radiation 817
0
W/m²
Barometer 29.897
29.850
inHg
Dew Point 60.8
53.8
°F
Humidity 90
62
%
Heat Index 73.4 °F
Wind Chill 57.3 °F
ET 0.02
0.00
in
Rise 05:51:46 AM   Rise 01:23:17 PM
Transit 01:12:38 PM   Transit 07:13:15 PM
Set 08:33:20 PM   Set 12:32:59 AM
Daylight 14:41   First quarter
51% full
Azimuth 182.2°   96.6°
Altitude 75.5°   -1.4°
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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