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      Elev 433 ft, 37.714 °N 122.061 °W

      Castro Valley, CA

      Mon, Nov 9, 2026
      Tomorrow
      Tue 11/10
      High 72°f51°f
      8% Precip. / 0 in
      Mostly cloudy skies early will become partly cloudy later in the day. High 72F. Winds WNW at 5 to 10 mph.
      Tomorrow night
      Tue 11/10
      Low 51°f
      9% Precip. / 0 in
      Mainly clear early, then a few clouds later on. Low 51F. Winds light and variable.
      Sunrise 6:42 AM
      Sunset 5:01 PM
      Moonrise 7:18 AM
      Moonset 4:59 PM
      Waxing Crescent, 0% visible
      Hourly Forecast
      12AM
      53°
      1AM
      53°
      2AM
      52°
      3AM
      52°
      4AM
      52°
      5AM
      52°
      6AM
      52°
      6:42AM
      Sunrise
      7AM
      52°
      8AM
      55°
      9AM
      58°
      10AM
      62°
      11AM
      64°
      12PM
      67°
      1PM
      69°
      2PM
      70°
      3PM
      70°
      4PM
      69°
      5PM
      66°
      5:01PM
      Sunset
      6PM
      63°
      7PM
      61°
      8PM
      59°
      9PM
      57°
      10PM
      56°
      11PM
      55°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Partly Cloudy
      53°F 53°F 8% 0in 51% 49°F 87% 3 mph ENE 30.09in
      1:00 am
      Partly Cloudy
      53°F 52°F 9% 0in 57% 49°F 87% 3 mph ENE 30.09in
      2:00 am
      Mostly Clear
      52°F 51°F 9% 0in 25% 48°F 87% 4 mph ENE 30.09in
      3:00 am
      Mostly Clear
      52°F 52°F 9% 0in 25% 48°F 88% 3 mph ENE 30.08in
      4:00 am
      Mostly Clear
      52°F 52°F 9% 0in 25% 48°F 87% 3 mph ENE 30.08in
      5:00 am
      Partly Cloudy
      52°F 52°F 21% 0in 40% 48°F 88% 3 mph ENE 30.09in
      6:00 am
      Partly Cloudy
      52°F 52°F 9% 0in 55% 48°F 88% 2 mph ENE 30.1in
      7:00 am
      Partly Cloudy
      52°F 52°F 9% 0in 58% 48°F 89% 2 mph ENE 30.11in
      8:00 am
      Mostly Cloudy
      55°F 55°F 8% 0in 65% 51°F 87% 2 mph ENE 30.12in
      9:00 am
      Mostly Cloudy
      58°F 58°F 6% 0in 60% 53°F 82% 2 mph WSW 30.13in
      10:00 am
      Mostly Cloudy
      62°F 62°F 4% 0in 63% 54°F 75% 3 mph W 30.13in
      11:00 am
      Mostly Cloudy
      64°F 64°F 2% 0in 63% 54°F 70% 5 mph W 30.12in
      12:00 pm
      Mostly Cloudy
      67°F 67°F 1% 0in 64% 54°F 63% 7 mph W 30.11in
      1:00 pm
      Mostly Cloudy
      69°F 69°F 0% 0in 64% 54°F 59% 8 mph WNW 30.09in
      2:00 pm
      Partly Cloudy
      70°F 70°F 0% 0in 59% 54°F 57% 9 mph WNW 30.09in
      3:00 pm
      Partly Cloudy
      70°F 70°F 0% 0in 57% 54°F 56% 9 mph WNW 30.09in
      4:00 pm
      Partly Cloudy
      69°F 69°F 1% 0in 51% 55°F 60% 8 mph WNW 30.1in
      5:00 pm
      Sunny
      66°F 66°F 3% 0in 19% 55°F 66% 7 mph WNW 30.1in
      6:00 pm
      Clear
      63°F 63°F 6% 0in 17% 55°F 75% 5 mph WNW 30.13in
      7:00 pm
      Clear
      61°F 61°F 7% 0in 15% 54°F 80% 4 mph NW 30.14in
      8:00 pm
      Clear
      59°F 59°F 7% 0in 11% 54°F 83% 3 mph NW 30.16in
      9:00 pm
      Clear
      57°F 57°F 8% 0in 6% 53°F 85% 4 mph NNW 30.17in
      10:00 pm
      Clear
      56°F 56°F 8% 0in 7% 52°F 86% 3 mph ENE 30.18in
      11:00 pm
      Clear
      55°F 55°F 8% 0in 11% 52°F 88% 3 mph NE 30.18in
      Additional Conditions
      1. Pressure 30.16 in
      2. Visibility 7 miles
      3. Clouds Cloudy
      4. Dew Point52°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 51°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 51°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