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.
Find the best month to visit Phoenix based on the weather. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Expect 24Â°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Phoenix in March.