When Is Earth Hour 2025 Uk. Earth hour 23 march 2025 it is organised by world wide fund for nature (formerly known as the world wildlife fund) and encourages people to turn off their lights for a set hour and to. On saturday the 23 rd march 2025.
Join us again next year for earth hour 2025 on saturday, the 22nd of march at 8:30 pm your local time as we create the biggest hour for earth. Earth hour events have also inspired cities in brazil and australia to implement stricter environmental regulations.