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.
The highest average temperature in Phoenix is July at 96.6 degrees. The coldest average temperature in Phoenix is December at 54.2 degrees. The most monthly precipitation in Phoenix occurs in August with 1.5 inches.The Phoenix weather information is based on the average of the previous 3-7 years of data.he Phoenix, AZ air quality index is 31.5% greater than the Arizona average and 48.9% greater than the national average.