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      Elev 112 ft, 38.992 °N 76.970 °W

      Adelphi, MD

      Cool Spring Terrace Station63°
      Mon, Oct 19, 2026
      Tomorrow
      Mon 10/19
      High 67°f47°f
      3% Precip. / 0 in
      A mainly sunny sky. High 67F. Winds N at 5 to 10 mph.
      Tomorrow night
      Mon 10/19
      Low 47°f
      1% Precip. / 0 in
      Clear skies. Low 47F. Winds light and variable.
      Sunrise 7:21 AM
      Sunset 6:23 PM
      Moonrise 3:09 PM
      Moonset 12:16 AM
      Waxing Gibbous, 60% visible
      Hourly Forecast
      12AM
      43°
      1AM
      42°
      2AM
      41°
      3AM
      41°
      4AM
      40°
      5AM
      40°
      6AM
      39°
      7AM
      39°
      7:21AM
      Sunrise
      8AM
      40°
      9AM
      46°
      10AM
      52°
      11AM
      57°
      12PM
      60°
      1PM
      62°
      2PM
      64°
      3PM
      65°
      4PM
      66°
      5PM
      64°
      6PM
      62°
      6:23PM
      Sunset
      7PM
      59°
      8PM
      55°
      9PM
      53°
      10PM
      53°
      11PM
      52°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      		 43°F 43°F 2% 0in 0% 38°F 81% 1 mph NNE 30.51in
      1:00 am
      Clear
      		 42°F 42°F 2% 0in 0% 37°F 81% 1 mph N 30.5in
      2:00 am
      Clear
      		 41°F 41°F 3% 0in 0% 37°F 85% 1 mph N 30.5in
      3:00 am
      Clear
      		 41°F 41°F 3% 0in 1% 37°F 86% 2 mph N 30.49in
      4:00 am
      Clear
      		 40°F 40°F 3% 0in 2% 37°F 87% 2 mph N 30.47in
      5:00 am
      Clear
      		 40°F 40°F 3% 0in 3% 37°F 89% 2 mph NNW 30.47in
      6:00 am
      Clear
      		 39°F 39°F 3% 0in 2% 36°F 88% 2 mph N 30.46in
      7:00 am
      Clear
      		 39°F 39°F 3% 0in 2% 36°F 87% 2 mph N 30.46in
      8:00 am
      Sunny
      		 40°F 40°F 2% 0in 1% 37°F 87% 3 mph N 30.46in
      9:00 am
      Sunny
      		 46°F 44°F 1% 0in 0% 37°F 70% 4 mph N 30.46in
      10:00 am
      Sunny
      		 52°F 51°F 0% 0in 0% 38°F 57% 5 mph NNE 30.45in
      11:00 am
      Sunny
      		 57°F 56°F 0% 0in 0% 37°F 48% 7 mph NNE 30.43in
      12:00 pm
      Sunny
      		 60°F 59°F 0% 0in 0% 36°F 41% 7 mph NNE 30.4in
      1:00 pm
      Sunny
      		 62°F 62°F 0% 0in 0% 35°F 36% 7 mph NNE 30.37in
      2:00 pm
      Sunny
      		 64°F 64°F 0% 0in 0% 35°F 35% 8 mph NNE 30.34in
      3:00 pm
      Sunny
      		 65°F 65°F 0% 0in 0% 36°F 34% 8 mph N 30.31in
      4:00 pm
      Sunny
      		 66°F 66°F 0% 0in 0% 37°F 35% 8 mph NNE 30.29in
      5:00 pm
      Sunny
      		 64°F 64°F 0% 0in 1% 39°F 38% 7 mph N 30.28in
      6:00 pm
      Sunny
      		 62°F 62°F 0% 0in 3% 39°F 42% 5 mph N 30.27in
      7:00 pm
      Clear
      		 59°F 58°F 0% 0in 0% 40°F 50% 4 mph N 30.26in
      8:00 pm
      Clear
      		 55°F 54°F 0% 0in 0% 42°F 62% 4 mph N 30.26in
      9:00 pm
      Clear
      		 53°F 52°F 1% 0in 0% 41°F 63% 4 mph N 30.25in
      10:00 pm
      Clear
      		 53°F 52°F 1% 0in 0% 40°F 63% 4 mph N 30.24in
      11:00 pm
      Clear
      		 52°F 51°F 1% 0in 0% 40°F 63% 5 mph N 30.24in
      Additional Conditions
      1. Pressure 30.55 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point25°F
      5. Humidity 28%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KCGS Station History
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 61°F 68°F 86°F 1908
      4. Low 37°F 46°F 27°F 1939
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.11 in -
      7. Snow 0 in - in -
      Almanac for October 19, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 67°F 67°F 84°F
      4. Low 38°F 45°F 23°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:20 AM 6:24 PM
      3. Civil Twilight 6:53 AM 6:51 PM
      4. Nautical Twilight 6:22 AM 7:22PM
      5. Astronomical Twilight 5:51 AM 7:53 PM
      1. Length of Visible Light 11h 58m
      2. Length of Day 11h 4m
      3. Tomorrow will be 2 minutes 24 seconds shorter
      1. Moon 2:38 PM -
      2. First Quarter51% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
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