 Dubai has a hot desert climate . Summers in Dubai are extremely hot , windy , and humid , with an average high around 41 ° C ( 106 ° F ) and overnight lows around 30 ° C ( 86 ° F ) in the hottest month , August . Most days are sunny throughout the year . Winters are warm with an average high of 24 ° C ( 75 ° F ) and overnight lows of 14 ° C ( 57 ° F ) in January , the coldest month . Precipitation , however , has been increasing in the last few decades , with accumulated rain reaching 94 @.@ 3 mm ( 3 @.@ 71 in ) per year . Dubai summers are also known for the moderate to high humidity level , which can make it uncomfortable for many . The highest recorded temperature in Dubai is 52 @.@ 1 ° C ( 126 ° F ) , reached in July 2002 . 
