Home : Climate Graphs: Arizona : Phoenix. Average Temperatures for Phoenix. Phoenix's coldest month is January when the average temperature overnight is 43.4Â°F. In July, the warmest month, the average day time temperature rises to 104.2Â°F. Average Rainfall for Phoenix.
A native of Chile and Argentina, this particular fuchsia variety is fairly cold hardy and may be grown in USDA zones 6 to 9, though it may die back down to the ground in the winter in cooler climates. The shrub may grow to be 10 feet tall, producing waxy, bi-colored flowers in shades of red, pink and dark purple.
Pentas Varieties to Try. â 1 Butterflyâ series: Easy to grow from seed. â 2 Graffitiâ series: Compact mounding plants. â 3 Kaleidoscope Appleblossomâ: Pale pink and rose on the same flower; an early bloomer. â New Lookâ series: Upright plants that donât 1  flop. âNorthern Lightsâ: Continues to produce pale lavender flowers in cool temperatures.  Trees & Shrubs.