Supai
Arizona, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Supai, AZ

The first month of the winter, December, is also a fresh month in Supai, Arizona, with average temperature fluctuating between 53.8°F (12.1°C) and 29.1°F (-1.6°C).

Temperature

In Supai, the average high-temperature decreases, from a comfortable 63.9°F (17.7°C) in November, to a fresh 53.8°F (12.1°C). In December, in Supai, the average low-temperature is 29.1°F (-1.6°C).

Rainfall

In December, the rain falls for 4 days. Throughout December, 0.8" (19.1mm) of precipitation is accumulated. Throughout the year, there are 43 rainfall days, and 8.6" (217.6mm) of precipitation is accumulated.

Snowfall

January, February, November and December are months with snowfall. The month with the most snowfall is December when 0.6" (15.2mm) of snow is typically aggregated.

Daylight

December has the shortest days of the year in Supai, with an average of 9.7h of daylight.

What is the temperature in December in Supai?

In December, in Supai, the average high-temperature is 53.8°F (12.1°C), and the average low-temperature is 29.1°F (-1.6°C).

How many days does it rain in December in Supai?

In Supai, Arizona, in December, it is raining for 4 days, with typically 0.8" (19.1mm) of accumulated precipitation.

How much does it snow in Supai in December?

During December, Supai regularly aggregates up to 0.6" (15.2mm) of snow.

What is the snowiest month in Supai?

The month with the most snowfall in Supai, Arizona, is December when 0.6" (15.2mm) of snow is typically aggregated.

What is the month with the shortest days in Supai?

With an average of 9.7h of daylight, December has the shortest days of the year in Supai.

What is the average length of the day in December in Supai?

In Supai, the average length of the day in December is 9.7h.
Average temperature in December - Supai, AZ
  • Average high temperature in December: 53.7°F

The warmest month (with the highest average high temperature) is July (99.8°F).
The month with the lowest average high temperature is January (53.3°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (66.1°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average rainfall in December - Supai, AZ
  • Average rainfall in December: 0.8"

The wettest month (with the highest rainfall) is August (1.4").
The driest month (with the lowest rainfall) is June (0.3").

Average rainfall days in December - Supai, AZ
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is August (6 days).
The month with the lowest number of rainy days is June (1 days).

Average snowfall in December - Supai, AZ
  • Average snowfall in December: 0.6"

The month with the highest snowfall is December (0.6").
Months with the lowest snowfall are March, April, May, June, July, August, September and October (0").

Average daylight in December - Supai, AZ
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).