December weather forecast and climate
San Luis, Argentina

What is the temperature in December in San Luis?

The average high-temperature, in December, in San Luis, Argentina, is 30.4°C (86.7°F), while the average low-temperature is 16.8°C (62.2°F).
Average temperature in December - San Luis, Argentina
  • Average high temperature in December: 30.4°C

The warmest month (with the highest average high temperature) is January (31.1°C).
The month with the lowest average high temperature is July (16.8°C).

  • Average low temperature in December: 16.8°C

The month with the highest average low temperature is January (17.6°C).
The coldest month (with the lowest average low temperature) is July (3.5°C).

Average humidity in December - San Luis, Argentina
  • Average humidity in December: 51%

The month with the highest relative humidity is April (65%).
Months with the lowest relative humidity are September and November (48%).

Average rainfall in December - San Luis, Argentina
  • Average rainfall in December: 101.3mm

The wettest month (with the highest rainfall) is January (109.7mm).
The driest month (with the lowest rainfall) is August (8.1mm).

Average rainfall days in December - San Luis, Argentina
  • Average rainfall days in December: 10 days

Months with the highest number of rainy days are January and December (10 days).
Months with the lowest number of rainy days are June and August (2 days).

Average daylight in December / Average sunshine in December - San Luis, Argentina
  • Average daylight in December: 14.3h

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

  • Average sunshine in December: 10.2h

The month with most sunshine is January (Average sunshine: 10.3h).
The month with least sunshine is June (Average sunshine: 6.2h).

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