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      Elev 1152 ft, 41.224 °N 80.236 °W

      Mercer, PA

      Mercer Station58°
      Updated: 2:40 PM EDT on September 21, 2026 (GMT -4)
      2 minutes ago
      62°
      54°
      58
      Feels Like 58
      Rain
      N
      7
      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
        Today
        Mon 09/21
        High 62°f
         88% Precip. / 0.08 in
        Cloudy with periods of rain. High 62F. Winds E at 5 to 10 mph. Chance of rain 90%.
        Tonight
        Mon 09/21
        Low 53°f
         95% Precip. / 0.23 in
        Cloudy. Periods of rain early. Low 53F. Winds ENE at 5 to 10 mph. Chance of rain 100%. Rainfall around a quarter of an inch.
        Tomorrow
        Tue 09/22
        High 58°f52°f
         46% Precip. / 0.08 in
        Considerable cloudiness with occasional rain showers. High 58F. Winds E at 10 to 15 mph. Chance of rain 50%.
        Hourly Forecast
        Now
        61°
        3PM
        74%
        61°
        4PM
        62%
        61°
        5PM
        43%
        60°
        6PM
        79%
        60°
        7PM
        90%
        59°
        7:19PM
        Sunset
        8PM
        95%
        57°
        9PM
        91%
        56°
        10PM
        74%
        56°
        11PM
        78%
        56°
        12AM
        51%
        55°
        1AM
        34%
        55°
        2AM
        55°
        3AM
        55°
        4AM
        55°
        5AM
        55°
        6AM
        55°
        7AM
        54°
        7:08AM
        Sunrise
        8AM
        40%
        54°
        9AM
        35%
        55°
        10AM
        31%
        56°
        11AM
        37%
        57°
        12PM
        32%
        57°
        1PM
        46%
        58°
        2PM
        40%
        58°
        Precipitation
        95%
        Rain likely to continue
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        18
        Good
        UV Index
        3
        Moderate
        Additional Conditions
        1. Pressure 30.08 in
        2. Visibility 7 miles
        3. Clouds Cloudy
        4. Dew Point53°F
        5. Humidity 77%
        6. Rainfall 0.38 in
        7. Snow Depth 0 in
         KUCP Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 73°F 86°F 1978
        4. Low 54°F 47°F 30°F 1956
        5. Rain/Snow Depth
        6. Precipitation 0.31 in - in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 58°F 73°F 88°F
        4. Low 54°F 46°F 28°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:07 AM 7:19 PM
        3. Civil Twilight 6:39 AM 7:47 PM
        4. Nautical Twilight 6:07 AM 8:19PM
        5. Astronomical Twilight 5:34 AM 8:52 PM
        1. Length of Visible Light 13h 7m
        2. Length of Day 12h 12m
        3. Tomorrow will be 2 minutes 44 seconds shorter
        1. Moon 5:00 PM 1:33 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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