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      Elev 318 ft, 41.021 °N 73.840 °W

      Ardsley, NY

      Updated: 1:02 AM EDT on September 15, 2026 (GMT -4)
      6 minutes ago
      73°
      69°
      54
      Feels Like 54
      Clear
      N
      6
      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
        Mon 09/14
        Low 52°f
        2% Precip. / 0 in
        Clear skies. Low 52F. Winds N at 5 to 10 mph.
        Tomorrow
        Tue 09/15
        High 72°f
        3% Precip. / 0 in
        Mostly sunny skies. High 72F. Winds E at 5 to 10 mph.
        Tomorrow night
        Tue 09/15
        Low 58°f
        7% Precip. / 0 in
        Partly cloudy. Low 58F. Winds SSW at 5 to 10 mph.
        Hourly Forecast
        Now
        57°
        2AM
        56°
        3AM
        55°
        4AM
        54°
        5AM
        54°
        6AM
        53°
        6:35AM
        Sunrise
        7AM
        53°
        8AM
        57°
        9AM
        60°
        10AM
        63°
        11AM
        65°
        12PM
        67°
        1PM
        68°
        2PM
        69°
        3PM
        70°
        4PM
        70°
        5PM
        70°
        6PM
        69°
        7PM
        67°
        7:04PM
        Sunset
        8PM
        65°
        9PM
        64°
        10PM
        63°
        11PM
        62°
        12AM
        62°
        1AM
        61°
        Additional Conditions
        1. Pressure 30.27 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point47°F
        5. Humidity 71%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KHPN Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 77°F 89°F 1993
        4. Low 69°F 57°F 41°F 1975
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 77°F 92°F
        4. Low 69°F 56°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:36 AM 7:04 PM
        3. Civil Twilight 6:08 AM 7:31 PM
        4. Nautical Twilight 5:35 AM 8:04PM
        5. Astronomical Twilight 5:02 AM 8:37 PM
        1. Length of Visible Light 13h 23m
        2. Length of Day 12h 28m
        3. Tomorrow will be 2 minutes 41 seconds shorter
        1. Moon 11:31 AM 8:59 PM
        2. Waxing Crescent21% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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