Log In
    Favorites
        Member Settings
      Elev 690 ft, 37.387 °N 122.199 °W

      Portola Valley, CA

      Alpine Hills Station60°
      Thu, Nov 5, 2026
      Thursday
      Fri 11/06
      High 69°f
      7% Precip. / 0 in
      Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 69F. Winds NNW at 5 to 10 mph.
      Thursday night
      Fri 11/06
      Low 49°f
      7% Precip. / 0 in
      Clear skies with a few passing clouds. Low 49F. Winds light and variable.
      Sunrise 6:37 AM
      Sunset 5:06 PM
      Moonrise 3:04 AM
      Moonset 3:05 PM
      Waning Crescent, 14% visible
      Hourly Forecast
      12AM
      55°
      1AM
      54°
      2AM
      54°
      3AM
      53°
      4AM
      52°
      5AM
      52°
      6AM
      52°
      6:37AM
      Sunrise
      7AM
      53°
      8AM
      56°
      9AM
      59°
      10AM
      62°
      11AM
      64°
      12PM
      66°
      1PM
      67°
      2PM
      68°
      3PM
      68°
      4PM
      67°
      5PM
      65°
      5:06PM
      Sunset
      6PM
      61°
      7PM
      59°
      8PM
      57°
      9PM
      55°
      10PM
      54°
      11PM
      53°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Partly Cloudy
      		 55°F 55°F 8% 0in 44% 51°F 87% 2 mph NW 30.07in
      1:00 am
      Partly Cloudy
      		 54°F 54°F 7% 0in 53% 50°F 87% 2 mph NW 30.07in
      2:00 am
      Partly Cloudy
      		 54°F 54°F 7% 0in 50% 50°F 88% 2 mph NNW 30.07in
      3:00 am
      Partly Cloudy
      		 53°F 53°F 7% 0in 45% 50°F 90% 1 mph NNW 30.07in
      4:00 am
      Partly Cloudy
      		 52°F 52°F 7% 0in 42% 49°F 91% 1 mph NNW 30.07in
      5:00 am
      Partly Cloudy
      		 52°F 52°F 7% 0in 58% 49°F 90% 1 mph N 30.08in
      6:00 am
      Mostly Cloudy
      		 52°F 52°F 7% 0in 68% 49°F 91% 1 mph NNW 30.09in
      7:00 am
      Mostly Cloudy
      		 53°F 53°F 7% 0in 71% 50°F 89% 1 mph NNW 30.09in
      8:00 am
      Partly Cloudy
      		 56°F 56°F 5% 0in 55% 52°F 85% 1 mph NNW 30.1in
      9:00 am
      Partly Cloudy
      		 59°F 59°F 4% 0in 47% 53°F 79% 2 mph N 30.11in
      10:00 am
      Partly Cloudy
      		 62°F 62°F 2% 0in 44% 52°F 70% 4 mph N 30.11in
      11:00 am
      Mostly Sunny
      		 64°F 64°F 1% 0in 25% 52°F 64% 5 mph N 30.1in
      12:00 pm
      Sunny
      		 66°F 66°F 1% 0in 12% 52°F 60% 6 mph N 30.09in
      1:00 pm
      Sunny
      		 67°F 67°F 0% 0in 5% 52°F 58% 6 mph N 30.07in
      2:00 pm
      Sunny
      		 68°F 68°F 0% 0in 9% 52°F 57% 7 mph NNW 30.07in
      3:00 pm
      Sunny
      		 68°F 68°F 0% 0in 17% 52°F 57% 8 mph NNW 30.06in
      4:00 pm
      Mostly Sunny
      		 67°F 67°F 0% 0in 22% 52°F 59% 8 mph NNW 30.07in
      5:00 pm
      Sunny
      		 65°F 65°F 1% 0in 18% 52°F 63% 7 mph NW 30.07in
      6:00 pm
      Clear
      		 61°F 61°F 3% 0in 11% 52°F 72% 5 mph NW 30.09in
      7:00 pm
      Clear
      		 59°F 59°F 4% 0in 8% 52°F 77% 4 mph NW 30.1in
      8:00 pm
      Clear
      		 57°F 57°F 5% 0in 12% 52°F 83% 3 mph NW 30.11in
      9:00 pm
      Clear
      		 55°F 55°F 6% 0in 16% 51°F 85% 2 mph NW 30.12in
      10:00 pm
      Mostly Clear
      		 54°F 54°F 6% 0in 21% 50°F 86% 1 mph NW 30.13in
      11:00 pm
      Partly Cloudy
      		 53°F 53°F 7% 0in 32% 49°F 87% 1 mph NW 30.13in
      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…
      Our AppsAbout UsContactCareers
      PWS NetworkWunderMap
      Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
      Level Access
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary