PALO ALTO WEATHER.com

Current Conditions

Weather • Air Quality • Seismic Activity

Palo Alto now

Current conditions

Temperature

75.5°F
Humidity 46%

Wind

1 mph
gusting 2 mph

Rain

0.00 in
Today
0.00 in
24 hours
Rain Rate0.00 in/h
Rain year to date14.73 in

On their scales

MeasureReading Reads asScale
Dewpoint 53.3°F
Barometer 29.947 inHg
AQI 22 PM2.5 4 µg/m³
UV Index 4.5
Radiation 558 W/m²
CO2 413 ppm

WeatherBoard →

Forecast

National Weather Service
Monday

Sunny. High near 82, with temperatures falling to around 79 in the afternoon. North northwest wind 1 to 10 mph.

7-Day and Hourly Forecast pages →

Today’s highs and lows the full ledger →

Temperature & Air

Temperature°F
75.5 51.1
Dew Point°F
59.2 47.7 week high
Humidity%
91 46 week high
Heat Index°F
74.9
Wind Chill°F
51.1
Barometer inHg
29.967 29.935

Air Quality

AQI
24 10
PM 2.5 µg/m³
4 2
CO2 ppm
452 412 week high

Sun

UV Index
4.5 0.0
Radiation W/m²
561 0

Wind

Wind Max mph
3 117°
Wind Average mph
0
Wind RMS mph
0
Vector Average mph
0 129°

Rain & Evapotranspiration

Rain in
0.00
Rain Rate in/h
0.00
ET in
0.01 0.00

Forecast

National Weather Service
Monday

Sunny. High near 82, with temperatures falling to around 79 in the afternoon. North northwest wind 1 to 10 mph.

7-Day and Hourly Forecast pages →

Downstream systems

Sun & moon

Sunrise
6:49 AM
tomorrow 6:50 AM
Sunset
7:17 PM
tomorrow 7:15 PM
Waxing crescent
14% full
rises 10:38 AM · sets 8:55 PM
full moon Sep 26 · equinox Sep 22
lunar eclipse Aug 17 2027 · penumbral

Twilight & daylight

Twilight BeginsEnds
Civillights off, horizon clear 6:23 AM 7:43 PM
Nauticalhorizon still visible at sea 5:52 AM 8:14 PM
Astronomicalthe last of the sky glow 5:21 AM 8:45 PM
Daylight 12 h 27 m 142 s shorter than yesterday
Solar noon 1:03 PM altitude 55.7°
More on the Celestial pages →