On average, there are 300 sunny days per year in Tempe, Arizona. The July high is around 105 degrees. The January low is 41. Sperling's comfort index for Tempe is a 85 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54. read more
Tempe weather averages and climate Tempe, Arizona. The monthly temperature, precipitation and hours of sunshine. A climate graph showing the rainfall data, temperatures and normals. Average weather Tempe, AZ. read more
On average, there are 300 sunny days per year in Tempe, Arizona. The July high is around 105 degrees. The January low is 41. Sperling's comfort index for Tempe is a 85 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54. read more