Cloudy morning in Mendoza, but an ideal afternoon for Friendship Day: this Sunday's weather forecast

The Climate Contingency Directorate's forecast indicates a low of 5°C for this Sunday. What's forecast for the start of the week in Mendoza?
On Friendship Day in Mendoza , people will enjoy ideal weather for celebrating outdoors. Mild afternoons and mostly clear skies will be a welcome addition to this occasion.
Even so, the mornings remain somewhat cool and cloudy, although improvements are expected as the day progresses. This good weather should be taken advantage of, as a cold front is expected to arrive tomorrow , bringing low temperatures, wind, and snowfall to the mountains.
The Department of Agriculture and Climate Contingencies is predicting a "partly cloudy" Sunday with little change in temperature. A high of 21°C and a low of 5°C are forecast, while winds will be light from the southeast. In the Andes, the weather will worsen towards the evening.
On Monday, July 21, temperatures will drop sharply, with cloudiness and strong winds. The weather forecast predicts it will be "partly cloudy and windy." A high of 16°C and a low of 7°C are expected. Light winds will be from the southeast, and snow is expected in the Andes. A cold front is also expected to move in early after some milder weather.
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