Articles Heat Wave Photo Galleries 2010-07-07by photoxels1 min read A heat wave is defined as temperatures of 32°C (89.6°F) or above for 3 consecutive days (though there is no universally agreed definition). Here are a number of photo galleries that show how people around the world are coping: Canada: 1 | 2 | 3 US: 1 China: 1 | 2 | 3 Around the world: 1 Click to share on Facebook (Opens in new window)Click to share on X (Opens in new window)Click to share on Pinterest (Opens in new window)