11 Cities with the Highest Average Temperature in the World

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5. Niamey (Niger)

Average annual temperature (Weatherbase and WWIS): 29.16 °C – 84.49 °F

Finally, we get one of world country’s capitals for our list of 11 cities with the highest average temperature in the world. Niamey is also Niger’s largest city with close to 1.5 million people living in it and in its surrounding metro area. It’s close to another city from the list – Sokoto in Nigeria, and features very similar climate. Hottest month is May when mercury in thermometers reaches an average of 33.95 °C or 93.11 °F. Only a few months during the year offer refreshing conditions and average temperatures lower than 30 °C (86 °F), and they occur during winter’s dry season.

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