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      Elev 116 ft, 41.160 °N 73.771 °W

      Chappaqua, NY

      Sat, Oct 17, 2026
      Today
      Sat 10/17
      High 50°f
      5% Precip. / 0 in
      Sunshine and a few clouds. High near 50F. Winds NNW at 10 to 20 mph.
      Tonight
      Sat 10/17
      Low 34°f
      1% Precip. / 0 in
      Clear skies. Scattered frost possible. Low 34F. Winds N at 5 to 10 mph.
      Sunrise 7:09 AM
      Sunset 6:11 PM
      Moonrise 1:56 PM
      Moonset 10:53 PM
      Waxing Crescent, 41% visible
      Hourly Forecast
      Now
      49°
      12PM
      49°
      1PM
      50°
      2PM
      50°
      3PM
      50°
      4PM
      50°
      5PM
      49°
      6PM
      46°
      6:11PM
      Sunset
      7PM
      44°
      8PM
      43°
      9PM
      42°
      10PM
      40°
      11PM
      40°
      12AM
      39°
      1AM
      38°
      2AM
      37°
      3AM
      37°
      4AM
      36°
      5AM
      35°
      6AM
      35°
      7AM
      35°
      7:10AM
      Sunrise
      8AM
      37°
      9AM
      41°
      10AM
      45°
      11AM
      49°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 pm
      Mostly Sunny
      49°F 44°F 4% 0in 20% 33°F 54% 15 mph NNW 30.17in
      1:00 pm
      Partly Cloudy
      50°F 45°F 0% 0in 36% 32°F 49% 15 mph NNW 30.18in
      2:00 pm
      Partly Cloudy
      50°F 45°F 1% 0in 41% 30°F 45% 14 mph NNW 30.19in
      3:00 pm
      Partly Cloudy
      50°F 45°F 0% 0in 59% 28°F 43% 14 mph NNW 30.2in
      4:00 pm
      Partly Cloudy
      50°F 45°F 0% 0in 43% 27°F 41% 13 mph NNW 30.23in
      5:00 pm
      Mostly Sunny
      49°F 44°F 0% 0in 29% 26°F 41% 12 mph N 30.25in
      6:00 pm
      Sunny
      46°F 42°F 0% 0in 6% 26°F 45% 10 mph N 30.29in
      7:00 pm
      Clear
      44°F 39°F 0% 0in 9% 26°F 49% 9 mph N 30.32in
      8:00 pm
      Clear
      43°F 37°F 0% 0in 5% 25°F 50% 9 mph N 30.35in
      9:00 pm
      Clear
      42°F 37°F 0% 0in 6% 26°F 53% 8 mph N 30.37in
      10:00 pm
      Clear
      40°F 36°F 0% 0in 0% 27°F 58% 7 mph N 30.4in
      11:00 pm
      Clear
      40°F 34°F 0% 0in 0% 27°F 61% 7 mph N 30.42in
      Additional Conditions
      1. Pressure 30.16 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point34°F
      5. Humidity 55%
      6. Rainfall 0.14 in
      7. Snow Depth 0 in
      KHPN Station History
      Almanac for October 17, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 59°F 62°F 77°F 1968
      4. Low 37°F 40°F 29°F 1978
      5. Rain/Snow Depth
      6. Precipitation 0 in 3.7 in -
      7. Snow 0 in 0 in -
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 57°F 62°F 82°F
      4. Low 34°F 40°F 28°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:09 AM 6:11 PM
      3. Civil Twilight 6:41 AM 6:39 PM
      4. Nautical Twilight 6:09 AM 7:10PM
      5. Astronomical Twilight 5:37 AM 7:42 PM
      1. Length of Visible Light 11h 57m
      2. Length of Day 11h 2m
      3. Tomorrow will be 2 minutes 37 seconds shorter
      1. Moon 1:56 PM 10:53 PM
      2. Waxing Crescent41% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
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      Windchill
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      Dew Point
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      Precip.
      Elev.
      Updated
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      Level Access
      Glossary