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Current  
Today's Highs/Lows
Sun & Moon
Temperature 70.1°F 
▲
Dewpoint 59.9°F Comfortable
▲
Barometer 29.962 inHg Normal
▲
AQI 21 Good —PM2.5 4 µg/m³
▲
UV Index 5.7 Moderate
▲
Radiation 440 W/m² Moderate
▲
CO2 419 ppm Normal Background (Excellent)
▲
Rain Today
0.00 in
Rain Rate
0.00 in/h
24 Hour Rain
0.00 in
Humidity
70%
Wind
N
E
S
W
↑
1 mph
NNW
(338°)
Today
NWS Forecast
Mostly sunny, with a high near 78. North wind 3 to 8 mph.
Temperature 70.2
56.5 		°F
Dew Point 60.1
52.5 		°F
Barometer 30.023
29.961 		inHg
AQI 34
19
PM 2.5 6
4 		µg/m³
UV Index 10.2
0.0
Radiation 946
0 		W/m²
CO2 433
387 		ppm
Rain 0.00 in
Rain Rate 0.00 in/h
Wind Max 6
37 		mph
°
Wind Average 0 mph
Wind RMS 1 mph
Vector Average
Average Direction 		0
20 		mph
°
Humidity 89
69 		%
Heat Index 70.2 °F
Wind Chill 56.5 °F
ET 0.02
0.00 		in
Sunrise
6:02 AM
tomorrow 6:03 AM
Sunset
8:26 PM
tomorrow 8:25 PM
First quarter
34% full
rises 12:00 PM · sets 11:33 PM
full moon Jul 29 · equinox Sep 22
lunar eclipse Aug 27 2026 · partial
More on the Celestial pages →
Downstream Systems
NWS FW4751
Synoptic 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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