NASA. Knowing the difference between a hypothesis, a theory, and a law is essential for the understanding of science, but for laypeople, sometimes these definitions can be unclear as the same terms are used differently in a colloquial context.
Thus, the mean temperature average in march in Phoenix (Arizona) is 20Â°C. Note that seasonal normals in contrast with those observed in Phoenix (Arizona) in the month of march with a maximum record of 37Â°C in 2013 and a minimum record of 3Â°C in 2012.
July is the hottest month in Phoenix with an average temperature of 33Â°C (91Â°F) and the coldest is January at 12Â°C (54Â°F) with the most daily sunshine hours at 14 in June. The wettest month is August with an average of 32mm of rain.