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    HP4 9AN
    99.999999,0
    hemel hempstead
    HOME POSTALTOWNSHEMEL HEMPSTEADHP4HP4 9ANSUNRISE-SUNSET

    Sunrise & Sunset Times

    HP4 9AN


    Wakey wakey, rise and shine

    Track the daily sunrise and sunset times for HP4 9AN with our accurate and easy-to-use guide, providing you with the precise times for sunrise and sunset today and for the next 30 days

    Twilight Begins

    Sunrise

    31,556

    Sunset

    31,556

    Twilight Ends

    Sunrise and Sunset Times


    Fatal error: Uncaught DateMalformedStringException: Failed to parse time string (@) at position 0 (@): Unexpected character in C:\inetpub\wwwroot\PostcodeArea\inc\pages\sunrise-sunset.php:28 Stack trace: #0 C:\inetpub\wwwroot\PostcodeArea\inc\pages\sunrise-sunset.php(28): DateTime->__construct('@') #1 {main} thrown in C:\inetpub\wwwroot\PostcodeArea\inc\pages\sunrise-sunset.php on line 28

    The moon today

    .
    .


    The above image shows today's lunar phase, and will appear in the sky in this shape tonight. This represents the amount of the moon (the crescent) that will be visible from the earth, and depends on how much of it will be lit up by our sun.


    Useful Resources

    • Sunrise - Wikipedia
      A Wikipedia page for 'Sunrise', or sun-up, when the sun crosses the horizon and its accompanying atmospheric effects.
    • Sunset - Wikipedia
      A Wikipedia page for 'Sunset', or sundown, when the sun is at an azimuth greater than 180 degrees.
    • HM Nautical Almanac Office
      Daily rise/set and twilight times for the British Isles from the HM Nautical Almanac Office.

    About this data

    Our sunrise and sunset times for are calculated algorithmnically, using PHP, Ajax and JQuery. PHP has a built in function (date_sunrise() and date_sunset()) that returns the time of sunrise and sunset for any given day and location, and is calculated based on the latitude/longitude coordinates.

    View weather forecast for HP4 9AN
    HP4 9AN
    Hemel Hempstead
    25668327
    PostcodeArea Screenshots of Data

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    Contains Ordnance Survey and Royal Mail data © Crown copyright and database right (2025)

    Contains HM Land Registry data © Crown copyright and database right 2025. Data is licensed under the Open Government Licence v3.0, except datasets that are owned by CliqTo Ltd.

    Crime data supplied by the Office of National Statistics and licensed under the Open Government Licence v3.0. Sourced from data.police.uk.

    Date Sunrise Sunset Twilight Starts Twilight Ends