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      Elev 112 ft, 40.178 °N 75.454 °W

      Collegeville, PA

      Yerkes Station43°
      Sat, Oct 31, 2026
      Tonight
      Sat 10/31
      Low 35°f
      7% Precip. / 0 in
      Clear to partly cloudy. Low around 35F. Winds light and variable.
      Tomorrow
      Sun 11/01
      High 63°f
      7% Precip. / 0 in
      Sunshine and clouds mixed. High 63F. Winds light and variable.
      Sunrise 7:30 AM
      Sunset 6:00 PM
      Moonrise 11:06 PM
      Moonset 1:33 PM
      Waning Gibbous, 58% visible
      Hourly Forecast
      Now
      46°
      9PM
      46°
      10PM
      44°
      11PM
      43°
      12AM
      42°
      1AM
      41°
      1AM
      40°
      2AM
      39°
      3AM
      38°
      4AM
      37°
      5AM
      36°
      6AM
      36°
      6:31AM
      Sunrise
      7AM
      37°
      8AM
      42°
      9AM
      48°
      10AM
      53°
      11AM
      56°
      12PM
      58°
      1PM
      60°
      2PM
      61°
      3PM
      61°
      4PM
      61°
      4:58PM
      Sunset
      5PM
      56°
      6PM
      51°
      7PM
      49°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      9:00 pm
      Clear
      		 46°F 46°F 2% 0in 7% 38°F 74% 0 mph NW 30.48in
      10:00 pm
      Clear
      		 44°F 44°F 2% 0in 15% 38°F 78% 0 mph N 30.48in
      11:00 pm
      Clear
      		 43°F 43°F 2% 0in 16% 38°F 83% 0 mph N 30.49in
      Additional Conditions
      1. Pressure 30.48 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point38°F
      5. Humidity 73%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KPTW Station History
      Almanac for October 31, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 62°F 61°F 79°F 2016
      4. Low 36°F 37°F 11°F 1987
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.4 in -
      7. Snow 0 in - in -
      Almanac for November 1, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 63°F 60°F 80°F
      4. Low 35°F 36°F 15°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:30 AM 6:00 PM
      3. Civil Twilight 7:02 AM 6:28 PM
      4. Nautical Twilight 6:29 AM 7:00PM
      5. Astronomical Twilight 5:58 AM 7:31 PM
      1. Length of Visible Light 11h 26m
      2. Length of Day 10h 29m
      3. Tomorrow will be 2 minutes 18 seconds shorter
      1. Moon 11:06 PM 1:33 PM
      2. Waning Gibbous58% of the Moon is Illuminated
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
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