This is incorrect (see other comment for methodology). Thousands of stations on land, air and sea are used. Beyond that, this is a standard disinformation talk

This is incorrect (see other comment for methodology). Thousands of stations on land, air and sea are used. Beyond that, this is a standard disinformation talking point. It's been debunked here: https://www.skepticalscience.com/urban-heat-island-effect.htm https://www.skepticalscience.com/urban-heat-island-effect.ht... But it's easy to find more sources.