Longest Day 2019: How long is the longest day of the year? Hours and minutes THE longest day of 2019 has arrived - but how long is it exactly in hours and minutes? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Mars BREAKTHROUGH: Life on Mars could be found after scientists find crucial evidenceWeather WARNING: Solar storm with winds of 500KM per SECOND to hit TODAYMount St Helens: Watch volcano dome SWELL and mountain rise by 500MSolar storm TODAY: Will a geomagnetic storm cause a tech BLACKOUT today?A Growing Divide on Climate Science: Trump vs. the Rest of the WorldSpaceX launch: Elon Musk is sending another dummy into space - Starman 2.0