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      Elev 112 ft, 40.178 °N 75.454 °W

      Collegeville, PA

      Yerkes Station72°
      Customize
      Wed 10/07
      71°
      52°
      Clear
      0
      Thu 10/08
      76°
      45°
      Sunny
      0
      Fri 10/09
      72°
      45°
      Sunny
      0
      Sat 10/10
      71°
      55°
      Mostly Cloudy
      0.02
      Sun 10/11
      65°
      61°
      Rain
      0.85
      Mon 10/12
      71°
      58°
      AM Showers
      0.02
      Tue 10/13
      77°
      54°
      PM Showers
      0.02
      Wed 10/14
      61°
      40°
      Mostly Sunny
      0
      Thu 10/15
      60°
      47°
      Mostly Sunny
      0
      Fri 10/16
      65°
      51°
      Partly Cloudy
      0.18
              Additional Conditions
              1. Pressure 29.92 in
              2. Visibility 10 miles
              3. Clouds Clear
              4. Dew Point49°F
              5. Humidity 45%
              6. Rainfall 0 in
              7. Snow Depth 0 in
               KPTW Station History
              Almanac for October 7, 2026
              1. Forecast Average Record
              2. Temperature
              3. High 71°F 70°F 89°F 1990
              4. Low 38°F 44°F 22°F 1999
              5. Rain/Snow Depth
              6. Precipitation 0 in 3.2 in -
              7. Snow 0 in 0 in -
              Almanac for October 8, 2026
              1. Forecast Average Record
              2. Temperature
              3. High 76°F 69°F 87°F
              4. Low 51°F 44°F 21°F
              Astronomy
              1. Sun Rise Set
              2. Actual Time 7:04 AM 6:34 PM
              3. Civil Twilight 6:37 AM 7:01 PM
              4. Nautical Twilight 6:05 AM 7:32PM
              5. Astronomical Twilight 5:34 AM 8:04 PM
              1. Length of Visible Light 12h 24m
              2. Length of Day 11h 30m
              3. Tomorrow will be 2 minutes 36 seconds shorter
              1. Moon 3:42 AM 5:03 PM
              2. Waning Crescent12% of the Moon is Illuminated
              Oct 10
              New Moon
              Oct 18
              Waxing Half First Qtr
              Oct 26
              Full Moon
              Nov 1
              Waning Half Last Qtr
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