San Luis
Arizona, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
San Luis, AZ

December, the first month of the winter, in San Luis, is still a pleasant month, with average temperature varying between 70°F (21.1°C) and 54°F (12.2°C).

Temperature

In San Luis, the average high-temperature is almost the same as in November - a pleasant 70°F (21.1°C). In San Luis, in December, the average low-temperature is 54°F (12.2°C).

Rainfall

In San Luis, in December, 1.6" (40.6mm) of precipitation is typically accumulated. Throughout the year, in San Luis, 12.8" (325.8mm) of rain is accumulated.

Daylight

With an average of 10h of daylight, December has the shortest days of the year.

What is the temperature in December in San Luis?

In December, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 54°F (12.2°C).

How much does it rain in San Luis in December?

Throughout December, in San Luis, 1.6" (40.6mm) of precipitation is accumulated.

What is the month with the shortest days in San Luis?

The month with the shortest days in San Luis is December, with an average of 10h of daylight.

What is the average length of the day in December in San Luis?

In December, the average length of the day in San Luis is 10h.
Average temperature in December - San Luis, AZ
  • Average high temperature in December: 70°F

The warmest month (with the highest average high temperature) is August (108°F).
The month with the lowest average high temperature is January (68°F).

  • Average low temperature in December: 54°F

The month with the highest average low temperature is August (84°F).
The coldest month (with the lowest average low temperature) is January (48°F).

Average rainfall in December - San Luis, AZ
  • Average rainfall in December: 1.6"

The wettest month (with the highest rainfall) is September (2.8").
The driest month (with the lowest rainfall) is July (0.2").

Average daylight in December - San Luis, AZ
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).