Scottsdale
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Scottsdale Weather in December

Scottsdale in December sees pleasant temperatures, with highs around 18°C (64°F) and overnight lows of 5°C (41°F). Overall excellent conditions make it one of the better months to visit.

Rainfall in Scottsdale in December

Typically around 5 days of rainfall are expected, averaging 28 mm (1.1 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Scottsdale in December

December is a good time to be in Scottsdale. Days are excellent, reaching 18°C (64°F), with nights around 5°C (41°F). December marks the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. Expect mild temperatures during this month, but it stays comfortably warm and inviting. It is the coolest month of the year.

Sunshine in Scottsdale in December

There are approximately 241 hours of sunshine this month, resulting in mostly clear days.

If you favor pleasant temperatures and minimal rainfall, December is one of the best months to visit Scottsdale.

Scottsdale Temperature in December

Min Temperature
5°C (41°F)
Max Temperature
18°C (64°F)
Chance of Rain
17%
Precipitation
28 mm (1.1 in)
Rainy days
5 days
Sunshine
241 hours
Percentage Sunshine

Scottsdale Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Scottsdale - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Scottsdale typically stay consistent throughout December, with daily highs averaging around 18°C (64°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 9°C (48°F).

Average temperatures in December

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in December

Historical weather records for Scottsdale in December

Browse day-by-day weather records for Scottsdale spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Scottsdale historical weather extremes in December

Based on weather observations in Scottsdale between 1976 and 2025, these are the recorded extremes during December.

  • The warmest day in December was on December 16, 1980, with a maximum of 29°C (84°F).
  • The lowest daytime temperature in December was 6°C (43°F), recorded on December 11, 1985.
  • The lowest overnight temperature recorded in December was -3°C (27°F) (December 9, 1978).

Best Places in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Scottsdale in December

For Scottsdale in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Scottsdale in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    5/10
  • Outdoor sports
    10/10

Scottsdale 3-Day Forecast

More climate data for Scottsdale

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.