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      Elev 633 ft, 39.821 °N 77.904 °W

      Mercersburg, PA

      Mercersburg Station78°
      Wed, Oct 21, 2026
      Tomorrow
      Wed 10/21
      High 67°f38°f
      5% Precip. / 0 in
      Sunny skies. High 67F. Winds N at 5 to 10 mph.
      Tomorrow night
      Wed 10/21
      Low 38°f
      2% Precip. / 0 in
      Clear skies. Low 38F. Winds light and variable.
      Sunrise 7:28 AM
      Sunset 6:23 PM
      Moonrise 4:06 PM
      Moonset 2:25 AM
      Waxing Gibbous, 79% visible
      Hourly Forecast
      12AM
      50°
      1AM
      49°
      2AM
      47°
      3AM
      46°
      4AM
      44°
      5AM
      43°
      6AM
      42°
      7AM
      41°
      7:28AM
      Sunrise
      8AM
      41°
      9AM
      46°
      10AM
      50°
      11AM
      55°
      12PM
      58°
      1PM
      61°
      2PM
      64°
      3PM
      66°
      4PM
      66°
      5PM
      64°
      6PM
      61°
      6:23PM
      Sunset
      7PM
      57°
      8PM
      54°
      9PM
      51°
      10PM
      49°
      11PM
      47°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      		 50°F 48°F 2% 0in 0% 39°F 65% 5 mph N 30.29in
      1:00 am
      Clear
      		 49°F 47°F 3% 0in 0% 38°F 67% 5 mph N 30.28in
      2:00 am
      Clear
      		 47°F 45°F 3% 0in 0% 38°F 70% 5 mph N 30.28in
      3:00 am
      Clear
      		 46°F 43°F 4% 0in 0% 37°F 73% 5 mph N 30.29in
      4:00 am
      Clear
      		 44°F 42°F 4% 0in 0% 37°F 75% 4 mph N 30.28in
      5:00 am
      Clear
      		 43°F 40°F 5% 0in 0% 37°F 78% 4 mph N 30.29in
      6:00 am
      Clear
      		 42°F 40°F 5% 0in 0% 36°F 80% 4 mph N 30.29in
      7:00 am
      Clear
      		 41°F 39°F 6% 0in 0% 35°F 80% 4 mph NNW 30.29in
      8:00 am
      Sunny
      		 41°F 39°F 5% 0in 0% 36°F 81% 4 mph NNW 30.29in
      9:00 am
      Sunny
      		 46°F 44°F 3% 0in 0% 39°F 76% 4 mph N 30.3in
      10:00 am
      Sunny
      		 50°F 49°F 1% 0in 0% 39°F 64% 5 mph N 30.29in
      11:00 am
      Sunny
      		 55°F 54°F 0% 0in 0% 38°F 53% 5 mph N 30.27in
      12:00 pm
      Sunny
      		 58°F 58°F 0% 0in 0% 37°F 45% 4 mph N 30.24in
      1:00 pm
      Sunny
      		 61°F 61°F 0% 0in 0% 35°F 38% 5 mph N 30.21in
      2:00 pm
      Sunny
      		 64°F 64°F 0% 0in 0% 35°F 34% 6 mph NNW 30.18in
      3:00 pm
      Sunny
      		 66°F 66°F 0% 0in 0% 35°F 33% 6 mph N 30.16in
      4:00 pm
      Sunny
      		 66°F 66°F 0% 0in 0% 35°F 32% 7 mph NNW 30.14in
      5:00 pm
      Sunny
      		 64°F 64°F 0% 0in 0% 37°F 36% 7 mph N 30.13in
      6:00 pm
      Sunny
      		 61°F 61°F 0% 0in 0% 36°F 38% 5 mph NNW 30.13in
      7:00 pm
      Clear
      		 57°F 57°F 1% 0in 0% 35°F 44% 5 mph NNW 30.14in
      8:00 pm
      Clear
      		 54°F 54°F 1% 0in 0% 36°F 50% 3 mph NNW 30.14in
      9:00 pm
      Clear
      		 51°F 51°F 1% 0in 0% 36°F 56% 4 mph NNW 30.14in
      10:00 pm
      Clear
      		 49°F 48°F 2% 0in 0% 37°F 61% 4 mph NNW 30.14in
      11:00 pm
      Clear
      		 47°F 46°F 2% 0in 0% 36°F 65% 3 mph NNW 30.14in
      Additional Conditions
      1. Pressure 30.25 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point40°F
      5. Humidity 34%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KHGR Station History
      Almanac for October 20, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 71°F 64°F 82°F 1963
      4. Low 37°F 37°F 18°F 1981
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.11 in -
      7. Snow 0 in - in -
      Almanac for October 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 67°F 64°F 83°F
      4. Low 40°F 37°F 23°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:27 AM 6:24 PM
      3. Civil Twilight 6:59 AM 6:52 PM
      4. Nautical Twilight 6:28 AM 7:23PM
      5. Astronomical Twilight 5:57 AM 7:54 PM
      1. Length of Visible Light 11h 52m
      2. Length of Day 10h 57m
      3. Tomorrow will be 2 minutes 27 seconds shorter
      1. Moon 3:42 PM 1:21 AM
      2. Waxing Gibbous70% of the Moon is Illuminated
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
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      Elev.
      Updated
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