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      Elev 690 ft, 37.387 °N 122.199 °W

      Portola Valley, CA

      Wed, Nov 4, 2026
      Wednesday
      Thu 11/05
      High 67°f
      7% Precip. / 0 in
      A few passing clouds, otherwise generally sunny. High 67F. Winds N at 5 to 10 mph.
      Wednesday night
      Thu 11/05
      Low 51°f
      7% Precip. / 0 in
      A few clouds from time to time. Low 51F. Winds light and variable.
      Sunrise 6:36 AM
      Sunset 5:07 PM
      Moonrise 1:59 AM
      Moonset 2:40 PM
      Waning Crescent, 23% visible
      Hourly Forecast
      12AM
      55°
      1AM
      54°
      2AM
      53°
      3AM
      52°
      4AM
      52°
      5AM
      51°
      6AM
      51°
      6:36AM
      Sunrise
      7AM
      51°
      8AM
      54°
      9AM
      57°
      10AM
      60°
      11AM
      62°
      12PM
      64°
      1PM
      65°
      2PM
      66°
      3PM
      66°
      4PM
      65°
      5PM
      63°
      5:07PM
      Sunset
      6PM
      60°
      7PM
      59°
      8PM
      58°
      9PM
      57°
      10PM
      56°
      11PM
      55°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Mostly Cloudy
      55°F 55°F 19% 0in 61% 53°F 92% 1 mph E 30.04in
      1:00 am
      Mostly Cloudy
      54°F 54°F 10% 0in 65% 52°F 92% 1 mph ENE 30.05in
      2:00 am
      Mostly Cloudy
      53°F 53°F 8% 0in 73% 51°F 93% 2 mph ENE 30.05in
      3:00 am
      Mostly Cloudy
      52°F 52°F 8% 0in 76% 50°F 93% 1 mph ENE 30.04in
      4:00 am
      Mostly Cloudy
      52°F 52°F 8% 0in 74% 50°F 95% 1 mph ENE 30.05in
      5:00 am
      Mostly Cloudy
      51°F 51°F 10% 0in 72% 50°F 96% 1 mph ENE 30.05in
      6:00 am
      Mostly Cloudy
      51°F 51°F 8% 0in 68% 50°F 96% 1 mph ENE 30.06in
      7:00 am
      Mostly Cloudy
      51°F 51°F 7% 0in 61% 50°F 96% 1 mph ENE 30.06in
      8:00 am
      Partly Cloudy
      54°F 54°F 6% 0in 33% 52°F 91% 1 mph NE 30.07in
      9:00 am
      Sunny
      57°F 57°F 4% 0in 17% 52°F 84% 2 mph NE 30.08in
      10:00 am
      Sunny
      60°F 60°F 2% 0in 15% 52°F 76% 3 mph NE 30.07in
      11:00 am
      Sunny
      62°F 62°F 1% 0in 11% 52°F 70% 4 mph NNE 30.06in
      12:00 pm
      Mostly Sunny
      64°F 64°F 1% 0in 24% 52°F 64% 5 mph N 30.05in
      1:00 pm
      Mostly Sunny
      65°F 65°F 0% 0in 25% 51°F 60% 7 mph N 30.03in
      2:00 pm
      Sunny
      66°F 66°F 0% 0in 9% 51°F 59% 8 mph NNW 30.02in
      3:00 pm
      Mostly Sunny
      66°F 66°F 0% 0in 22% 51°F 60% 9 mph NNW 30.02in
      4:00 pm
      Mostly Sunny
      65°F 65°F 1% 0in 23% 52°F 62% 9 mph NNW 30.02in
      5:00 pm
      Mostly Sunny
      63°F 62°F 3% 0in 22% 52°F 68% 8 mph NW 30.03in
      6:00 pm
      Partly Cloudy
      60°F 60°F 4% 0in 33% 53°F 76% 7 mph NW 30.05in
      7:00 pm
      Partly Cloudy
      59°F 59°F 6% 0in 48% 53°F 80% 5 mph NW 30.06in
      8:00 pm
      Mostly Cloudy
      58°F 58°F 7% 0in 66% 53°F 84% 4 mph NW 30.06in
      9:00 pm
      Partly Cloudy
      57°F 57°F 7% 0in 49% 52°F 86% 2 mph NW 30.07in
      10:00 pm
      Partly Cloudy
      56°F 56°F 7% 0in 36% 52°F 87% 3 mph NW 30.08in
      11:00 pm
      Partly Cloudy
      55°F 55°F 7% 0in 36% 51°F 87% 2 mph NW 30.08in
      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
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      Level Access
      Glossary