Member Settings
      Elev 690 ft, 37.387 °N 122.199 °W

      Portola Valley, CA

      Mon, Nov 9, 2026
      Monday
      Tue 11/10
      High 72°f
      3% Precip. / 0 in
      Partly to mostly cloudy. High 72F. Winds NNW at 5 to 10 mph.
      Monday night
      Tue 11/10
      Low 53°f
      11% Precip. / 0 in
      Considerable cloudiness. Low 53F. Winds light and variable.
      Sunrise 6:42 AM
      Sunset 5:02 PM
      Moonrise 7:18 AM
      Moonset 5:01 PM
      Waxing Crescent, 0% visible
      Hourly Forecast
      12AM
      56°
      1AM
      56°
      2AM
      55°
      3AM
      55°
      4AM
      55°
      5AM
      55°
      6AM
      55°
      6:41AM
      Sunrise
      7AM
      56°
      8AM
      60°
      9AM
      63°
      10AM
      66°
      11AM
      68°
      12PM
      69°
      1PM
      70°
      2PM
      71°
      3PM
      70°
      4PM
      69°
      5PM
      67°
      5:02PM
      Sunset
      6PM
      64°
      7PM
      62°
      8PM
      60°
      9PM
      59°
      10PM
      57°
      11PM
      56°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Mostly Cloudy
      56°F 56°F 4% 0in 62% 50°F 79% 0 mph E 30.02in
      1:00 am
      Mostly Cloudy
      56°F 56°F 4% 0in 66% 49°F 80% 0 mph E 30.02in
      2:00 am
      Mostly Cloudy
      55°F 55°F 4% 0in 69% 49°F 81% 1 mph E 30.01in
      3:00 am
      Mostly Cloudy
      55°F 55°F 4% 0in 72% 49°F 81% 0 mph E 30.01in
      4:00 am
      Mostly Cloudy
      55°F 55°F 4% 0in 74% 49°F 81% 0 mph E 30.01in
      5:00 am
      Mostly Cloudy
      55°F 55°F 4% 0in 71% 49°F 80% 0 mph E 30.01in
      6:00 am
      Mostly Cloudy
      55°F 55°F 4% 0in 67% 49°F 80% 0 mph E 30.02in
      7:00 am
      Mostly Cloudy
      56°F 56°F 3% 0in 62% 49°F 78% 1 mph ESE 30.03in
      8:00 am
      Mostly Cloudy
      60°F 60°F 2% 0in 60% 51°F 73% 1 mph NNE 30.03in
      9:00 am
      Partly Cloudy
      63°F 63°F 2% 0in 57% 52°F 66% 1 mph N 30.04in
      10:00 am
      Partly Cloudy
      66°F 66°F 1% 0in 56% 52°F 60% 3 mph NNW 30.05in
      11:00 am
      Partly Cloudy
      68°F 68°F 1% 0in 56% 51°F 55% 4 mph NNW 30.04in
      12:00 pm
      Partly Cloudy
      69°F 69°F 0% 0in 57% 51°F 53% 5 mph NNW 30.03in
      1:00 pm
      Partly Cloudy
      70°F 70°F 0% 0in 59% 52°F 52% 6 mph NNW 30.02in
      2:00 pm
      Mostly Cloudy
      71°F 71°F 0% 0in 62% 52°F 51% 6 mph NNW 30.01in
      3:00 pm
      Mostly Cloudy
      70°F 70°F 0% 0in 65% 52°F 53% 6 mph NNW 30in
      4:00 pm
      Mostly Cloudy
      69°F 69°F 0% 0in 66% 52°F 55% 6 mph NNW 30in
      5:00 pm
      Mostly Cloudy
      67°F 67°F 1% 0in 65% 53°F 60% 6 mph NW 30.01in
      6:00 pm
      Mostly Cloudy
      64°F 64°F 2% 0in 62% 53°F 68% 4 mph NW 30.02in
      7:00 pm
      Mostly Cloudy
      62°F 62°F 3% 0in 60% 53°F 73% 3 mph NW 30.04in
      8:00 pm
      Mostly Cloudy
      60°F 60°F 4% 0in 61% 53°F 78% 2 mph NW 30.05in
      9:00 pm
      Mostly Cloudy
      59°F 59°F 5% 0in 63% 52°F 80% 1 mph NW 30.06in
      10:00 pm
      Mostly Cloudy
      57°F 57°F 5% 0in 64% 52°F 82% 2 mph NNW 30.06in
      11:00 pm
      Mostly Cloudy
      56°F 56°F 5% 0in 64% 51°F 84% 1 mph W 30.07in
      Additional Conditions
      1. Pressure 30.16 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point46°F
      5. Humidity 56%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KPAO Station History
      Almanac for November 2, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 67°F 74°F 90°F 1997
      4. Low 44°F 43°F 33°F 2003
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for November 3, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 64°F 73°F 87°F
      4. Low 50°F 43°F 32°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:34 AM 5:09 PM
      3. Civil Twilight 6:07 AM 5:36 PM
      4. Nautical Twilight 5:36 AM 6:07PM
      5. Astronomical Twilight 5:06 AM 6:37 PM
      1. Length of Visible Light 11h 28m
      2. Length of Day 10h 34m
      3. Tomorrow will be 2 minutes 4 seconds shorter
      1. Moon - 1:48 PM
      2. Waning Crescent44% of the Moon is Illuminated
      Nov 8
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Nov 30
      Waning Half Last Qtr
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary