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.
1 The annual average temperature in Phoenix, Arizona, Usa is really warm at 22.6 degrees Celsius (72.7 degrees Fahrenheit). 2  There is a variation of mean monthly temperatures of 22.2 C (40 F) which is a below moderate range.