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      Elev 423 ft, 40.030 °N 75.337 °W

      Rosemont, PA

      St. Marys Seminary Station65°
      Updated: 1:06 AM EDT on September 21, 2026 (GMT -4)
      2 minutes ago
      67°
      64°
      65
      Feels Like 65
      Cloudy
      N
      9
      Gusts 18 mph
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Sun 09/20
        Low 61°f
         30% Precip. / 0 in
        Cloudy with a few showers. Low 61F. Winds N at 5 to 10 mph. Chance of rain 30%.
        Tomorrow
        Mon 09/21
        High 70°f
         24% Precip. / 0 in
        Partly cloudy skies during the morning hours will become overcast in the afternoon. Slight chance of a rain shower. High around 70F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Mon 09/21
        Low 56°f
         58% Precip. / 0.14 in
        Overcast with showers at times. Low 56F. Winds ENE at 5 to 10 mph. Chance of rain 60%.
        Hourly Forecast
        Now
        65°
        2AM
        65°
        3AM
        64°
        4AM
        64°
        5AM
        64°
        6AM
        64°
        6:47AM
        Sunrise
        7AM
        63°
        8AM
        63°
        9AM
        63°
        10AM
        65°
        11AM
        67°
        12PM
        67°
        1PM
        68°
        2PM
        68°
        3PM
        69°
        4PM
        69°
        5PM
        68°
        6PM
        67°
        7PM
        66°
        7:00PM
        Sunset
        8PM
        65°
        9PM
        64°
        10PM
        63°
        11PM
        32%
        63°
        12AM
        32%
        62°
        1AM
        46%
        61°
        Precipitation
        46%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        43
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.93 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point64°F
        5. Humidity 95%
        6. Rainfall 2.4 in
        7. Snow Depth 0 in
         KLOM Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 67°F 78°F 95°F 1983
        4. Low 64°F 56°F 37°F 1962
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 78°F 94°F
        4. Low 64°F 55°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 7:00 PM
        3. Civil Twilight 6:21 AM 7:27 PM
        4. Nautical Twilight 5:49 AM 7:58PM
        5. Astronomical Twilight 5:16 AM 8:30 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 11m
        3. Tomorrow will be 2 minutes 37 seconds shorter
        1. Moon 4:37 PM 1:17 AM
        2. Waxing Gibbous77% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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