Temperature in Arizona in December

Daytime highs, nighttime lows and the warmest cities in Arizona, the United States of America this December.

Arizona, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in December ranging from 6°C (43°F) in Kayenta to 20°C (68°F) in Yuma. Nighttime temperatures generally drop to 7°C (45°F) in Yuma and -6°C (21°F) in Kayenta. December falls during the winter season. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Arizona, the United States of America in December?

Curious about the December temperatures in the prime spots of Arizona? Navigate the map below and tap on a destination dot for more detailed stats.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Arizona, check out our Arizona's climate page.

See also: Arizona weather by month.

Best Places to Visit in Arizona in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Arizona.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in December: blue is cold, red is hot.

See all December weather averages, cities and regions in Arizona

Arizona temperatures in December: frequently asked questions

How hot does it get in Arizona, the United States of America in December?

Average daytime highs in Arizona, the United States of America during December reach about 19°C (66°F) in Phoenix.

How cold does it get at night in Arizona, the United States of America in December?

Nighttime temperatures in Phoenix typically drop to around 6°C (43°F) in December.

What is the warmest city in December in Arizona, the United States of America?

According to our recent database analysis, Yuma is the warmest city. It experiences an average maximum daytime temperature of approximately 20°C (68°F) and rarely drops below 7°C (45°F) during the night.

What is the coldest city in December in Arizona, the United States of America?

When looking through our records, we find that Kayenta stands out as the coolest city in Arizona, the United States of America for the month of December. Daytime highs average 6°C (43°F) and it cools down to about -6°C (21°F) at night.

How much sun does Arizona, the United States of America get in December?

Phoenix usually sees around 244 hours of sunlight, indicating many sunny days.

Interested in more climate information?

We have much more information about the climate in Arizona.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

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