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      Elev 462 ft, 49.554 °N 101.101 °W

      Reston, CA

      Tue, Oct 20, 2026
      Tonight
      Mon 10/19
      Low 37°f
      2% Precip. / 0 in
      Clear skies. Low 37F. Winds S at 5 to 10 mph.
      Tomorrow
      Tue 10/20
      High 63°f
      3% Precip. / 0 in
      Partly cloudy skies. High 63F. Winds WSW at 5 to 10 mph.
      Sunrise 8:13 AM
      Sunset 6:43 PM
      Moonrise 4:37 PM
      Moonset 1:30 AM
      Waxing Gibbous, 71% visible
      Hourly Forecast
      Now
      39°
      3AM
      40°
      4AM
      39°
      5AM
      38°
      6AM
      39°
      7AM
      38°
      8AM
      38°
      8:14AM
      Sunrise
      9AM
      39°
      10AM
      44°
      11AM
      48°
      12PM
      54°
      1PM
      57°
      2PM
      59°
      3PM
      61°
      4PM
      62°
      5PM
      61°
      6PM
      58°
      6:43PM
      Sunset
      7PM
      53°
      8PM
      49°
      9PM
      48°
      10PM
      47°
      11PM
      45°
      12AM
      43°
      1AM
      40°
      2AM
      39°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      3:00 am
      Clear
      40°F 35°F 1% 0in 2% 31°F 70% 7 mph S 30.12in
      4:00 am
      Clear
      39°F 35°F 1% 0in 5% 31°F 73% 6 mph S 30.11in
      5:00 am
      Clear
      38°F 34°F 1% 0in 11% 31°F 77% 6 mph S 30.1in
      6:00 am
      Mostly Clear
      39°F 33°F 2% 0in 27% 32°F 78% 7 mph S 30.09in
      7:00 am
      Mostly Clear
      38°F 33°F 2% 0in 23% 33°F 81% 7 mph SSW 30.09in
      8:00 am
      Mostly Clear
      38°F 32°F 2% 0in 27% 34°F 85% 7 mph SSW 30.09in
      9:00 am
      Partly Cloudy
      39°F 34°F 2% 0in 30% 35°F 84% 7 mph SSW 30.09in
      10:00 am
      Partly Cloudy
      44°F 39°F 3% 0in 35% 37°F 78% 8 mph SSW 30.09in
      11:00 am
      Mostly Sunny
      48°F 45°F 2% 0in 24% 39°F 69% 7 mph SW 30.07in
      12:00 pm
      Mostly Sunny
      54°F 52°F 1% 0in 22% 40°F 59% 7 mph SW 30.06in
      1:00 pm
      Partly Cloudy
      57°F 56°F 0% 0in 32% 40°F 53% 6 mph WSW 30.04in
      2:00 pm
      Partly Cloudy
      59°F 59°F 0% 0in 43% 41°F 51% 6 mph W 30.03in
      3:00 pm
      Partly Cloudy
      61°F 61°F 0% 0in 49% 41°F 47% 6 mph WNW 30.02in
      4:00 pm
      Partly Cloudy
      62°F 61°F 0% 0in 52% 40°F 46% 6 mph NW 30.02in
      5:00 pm
      Partly Cloudy
      61°F 60°F 0% 0in 36% 40°F 46% 7 mph NNW 30.03in
      6:00 pm
      Partly Cloudy
      58°F 57°F 0% 0in 37% 40°F 50% 6 mph NNW 30.05in
      7:00 pm
      Clear
      53°F 51°F 1% 0in 16% 39°F 57% 7 mph NNW 30.08in
      8:00 pm
      Mostly Clear
      49°F 47°F 1% 0in 23% 38°F 65% 6 mph NNW 30.11in
      9:00 pm
      Mostly Clear
      48°F 44°F 2% 0in 24% 37°F 66% 7 mph NNW 30.14in
      10:00 pm
      Clear
      47°F 43°F 2% 0in 17% 36°F 65% 8 mph NNW 30.16in
      11:00 pm
      Clear
      45°F 41°F 2% 0in 12% 34°F 66% 7 mph NNW 30.19in
      Additional Conditions
      1. Pressure 30.12 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point31°F
      5. Humidity 71%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      CYVD Station History
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 62°F -°F -°F
      4. Low 37°F -°F -°F
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 60°F -°F -°F
      4. Low 31°F -°F -°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 8:13 AM 6:43 PM
      3. Civil Twilight 7:41 AM 7:16 PM
      4. Nautical Twilight 7:04 AM 7:53PM
      5. Astronomical Twilight 6:26 AM 8:30 PM
      1. Length of Visible Light 11h 34m
      2. Length of Day 10h 29m
      3. Tomorrow will be 3 minutes 30 seconds shorter
      1. Moon 4:37 PM 1:30 AM
      2. Waxing Gibbous71% of the Moon is Illuminated
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary