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      Castro Valley, CA

      Thu, Nov 12, 2026
      Thursday
      Fri 11/13
      High 69°f
      6% Precip. / 0 in
      Partly cloudy skies. High 69F. Winds WSW at 5 to 10 mph.
      Thursday night
      Fri 11/13
      Low 53°f
      21% Precip. / 0 in
      Partly cloudy skies. Low 53F. Winds light and variable.
      Sunrise 6:45 AM
      Sunset 4:59 PM
      Moonrise 10:11 AM
      Moonset 7:19 PM
      Waxing Crescent, 11% visible
      Hourly Forecast
      12AM
      56°
      1AM
      55°
      2AM
      54°
      3AM
      54°
      4AM
      53°
      5AM
      53°
      6AM
      52°
      6:45AM
      Sunrise
      7AM
      52°
      8AM
      56°
      9AM
      60°
      10AM
      62°
      11AM
      64°
      12PM
      65°
      1PM
      67°
      2PM
      67°
      3PM
      67°
      4PM
      66°
      4:59PM
      Sunset
      5PM
      64°
      6PM
      62°
      7PM
      61°
      8PM
      60°
      9PM
      59°
      10PM
      58°
      11PM
      57°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Mostly Clear
      56°F 55°F 5% 0in 26% 50°F 83% 4 mph E 29.98in
      1:00 am
      Mostly Clear
      55°F 54°F 5% 0in 28% 50°F 84% 4 mph ENE 29.97in
      2:00 am
      Partly Cloudy
      54°F 53°F 5% 0in 44% 50°F 86% 5 mph ENE 29.96in
      3:00 am
      Partly Cloudy
      54°F 53°F 5% 0in 38% 50°F 89% 4 mph ENE 29.95in
      4:00 am
      Partly Cloudy
      53°F 53°F 5% 0in 42% 50°F 89% 4 mph ENE 29.94in
      5:00 am
      Partly Cloudy
      53°F 52°F 5% 0in 44% 50°F 90% 4 mph E 29.94in
      6:00 am
      Partly Cloudy
      52°F 52°F 5% 0in 52% 50°F 92% 4 mph E 29.94in
      7:00 am
      Partly Cloudy
      52°F 52°F 5% 0in 49% 50°F 91% 4 mph ESE 29.95in
      8:00 am
      Partly Cloudy
      56°F 56°F 4% 0in 46% 52°F 86% 4 mph ESE 29.96in
      9:00 am
      Partly Cloudy
      60°F 60°F 3% 0in 44% 53°F 78% 4 mph S 29.96in
      10:00 am
      Partly Cloudy
      62°F 62°F 7% 0in 41% 53°F 72% 5 mph SSW 29.96in
      11:00 am
      Partly Cloudy
      64°F 64°F 6% 0in 40% 54°F 69% 6 mph SW 29.95in
      12:00 pm
      Partly Cloudy
      65°F 65°F 5% 0in 38% 53°F 65% 7 mph WSW 29.93in
      1:00 pm
      Partly Cloudy
      67°F 67°F 7% 0in 37% 53°F 62% 8 mph WSW 29.91in
      2:00 pm
      Partly Cloudy
      67°F 67°F 7% 0in 41% 53°F 59% 8 mph W 29.9in
      3:00 pm
      Partly Cloudy
      67°F 67°F 7% 0in 34% 53°F 60% 9 mph W 29.89in
      4:00 pm
      Partly Cloudy
      66°F 66°F 4% 0in 32% 54°F 66% 9 mph W 29.88in
      5:00 pm
      Partly Cloudy
      64°F 64°F 5% 0in 34% 55°F 71% 8 mph WNW 29.89in
      6:00 pm
      Partly Cloudy
      62°F 62°F 7% 0in 36% 55°F 76% 5 mph WNW 29.89in
      7:00 pm
      Partly Cloudy
      61°F 61°F 4% 0in 42% 54°F 79% 4 mph WNW 29.9in
      8:00 pm
      Partly Cloudy
      60°F 60°F 5% 0in 37% 54°F 80% 4 mph W 29.9in
      9:00 pm
      Partly Cloudy
      59°F 59°F 5% 0in 38% 53°F 81% 5 mph ESE 29.9in
      10:00 pm
      Partly Cloudy
      58°F 58°F 6% 0in 46% 53°F 82% 4 mph ESE 29.9in
      11:00 pm
      Partly Cloudy
      57°F 57°F 6% 0in 46% 52°F 83% 4 mph E 29.9in
      Additional Conditions
      1. Pressure 30.16 in
      2. Visibility 8 miles
      3. Clouds Cloudy
      4. Dew Point53°F
      5. Humidity 87%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KHWD Station History
      Almanac for November 8, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 71°F 67°F 82°F 1955
      4. Low 53°F 49°F 35°F 1947
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.7 in -
      7. Snow 0 in 0.1 in -
      Almanac for November 9, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 72°F 67°F 82°F
      4. Low 53°F 49°F 34°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:41 AM 5:02 PM
      3. Civil Twilight 6:13 AM 5:30 PM
      4. Nautical Twilight 5:42 AM 6:01PM
      5. Astronomical Twilight 5:11 AM 6:32 PM
      1. Length of Visible Light 11h 16m
      2. Length of Day 10h 21m
      3. Tomorrow will be 1 minute 58 seconds shorter
      1. Moon 6:15 AM 4:25 PM
      2. New0% 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