Sydney records hottest June since 1859 as expert warns new high a ‘signature’ of global warming

<p>Bureau of Meteorology says city’s mean temperature reached 16.1C, surpassing the previous record of 15.7C set in 1991</p><ul><li><p>Get our <a href="https://www.theguardian.com/email-newsletters?CMP=cvau_sfl">breaking news email</a>, <a href="https://app.adjust.com/w4u7jx3">free app</a> or <a href="https://www.theguardian.com/australia-news/series/full-story?CMP=cvau_sfl">daily news podcast</a></p></li></ul><p>Sydney has officially experienced its hottest June since records began, after a winter month of spring-like warmth.</p><p>While <a href="https://www.theguardian.com/australia-news/live/2026/jul/01/australia-politics-live-labor-kpmg-daniel-mulino-jim-chalmers-anthony-albanese-question-time-coalition-angus-taylor-one-nation-pauline-hanson-ntwnfb?CMP=share_btn_url&amp;page=with%3Ablock-6a44bb3c8f08f424eb4cfe10#block-6a44bb3c8f08f424eb4cfe10">early weather data</a> suggested the month was merely among the warmest, the Bureau of Meteorology confirmed on Friday that June 2026 broke the all-time mean temperature record at Observatory Hill, where tracking first began in 1859.</p> <a href="https://www.theguardian.com/australia-news/2026/jul/04/sydney-records-hottest-june-since-1859-as-expert-warns-new-high-a-signature-of-global-warming">Continue reading...</a>