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Tempe (AZ) Weather and Climate: A Comprehensive Guide

Tempe experiences great temperature shifts. The city's weather can transition from very hot days to pleasant weather. The city sits in an arid zone with minimal moisture. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

The climate in Tempe is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very hot 41°C in July. In January, the coolest month of the year, temperatures drop to a pleasant 19°C.

At night, you can expect cooler temperatures, with averages dropping to around 5°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Tempe is known for its low rainfall, with yearly precipitation amounts around 201 mm. Tempe can be quite wet during August, receiving approximately 35 mm of precipitation over 6 rainy days.

In contrast June, experiences much drier conditions, with 1.5 mm of rainfall, spread across a single rainy day. For more details, please visit our Tempe Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Tempe can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 13.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 8.0 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Scottsdale, the United States of America (9 KM, 6 Miles).

Daily hours of sunshine

Data from: Scottsdale, the United States of America (9 KM, 6 Miles).

Forecast for Tempe (AZ)

Sun   Dec 22
25°C | 8°C
SW 3 m/s
almost clear and no rain

almost clear and no rain

Mon   Dec 23
26°C | 12°C
SW 3 m/s
almost clear and no rain

almost clear and no rain

Tue   Dec 24
26°C | 11°C
W 3 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Tempe in the United States of America

During the months of January, February and November you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Tempe?
    July has an average maximum temperature of 41°C and is the warmest month of the year.
  • Which is the coldest month in Tempe?
    The coldest month is December with an average maximum temperature of 19°C.
  • Which is the wettest month in Tempe?
    August tops the wettest month list with 35 mm of rainfall.
  • Which is the driest month in Tempe?
    June is the driest month with 2 mm of precipitation.
  • Which is the sunniest month in Tempe?
    June is the sunniest month with an average of 407 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.