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Weather in Mendoza for December 2026

Your guide to Mendoza weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Mendoza at the beginning of December is 26.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30.9 °C by the end of December.

    • Rain 🌧️

  • Mendoza experiences moderate rainfall in December, with an average of 9 rainy days and a total precipitation of 79.7 mm.

Average dry days
22
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/16°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
37 %
Avg humidity

Mendoza Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
26°
2
Patchy rain possible
25°
3
Sunny
27°
4
Sunny
29°
5
Patchy rain possible
29°
6
Patchy rain possible
27°
7
Sunny
23°
8
Sunny
28°
9
Patchy rain possible
28°
10
Patchy rain possible
31°
11
Sunny
30°
12
Patchy rain possible
29°
13
Partly cloudy
29°
14
Patchy rain possible
30°
15
Patchy rain possible
30°
16
Sunny
32°
17
Patchy rain possible
29°
18
Partly cloudy
27°
19
Patchy rain possible
28°
20
Cloudy
27°
21
Sunny
28°
22
Patchy rain possible
31°
23
Thundery outbreaks possible
32°
24
Patchy rain possible
30°
25
Sunny
29°
26
Sunny
33°
27
Patchy rain possible
32°
28
Patchy rain possible
30°
29
Patchy rain possible
31°
30
Patchy rain possible
31°
31
Moderate rain at times
30°

Temperatures trend during December in Mendoza

See the weather trend as well as the moving average line

December weather in Mendoza day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Patchy rain possible
Patchy rain possible
 26° /16° 2.4 mm 9
2 Dec. Patchy rain possible
Patchy rain possible
 25° /15° 0.8 mm 9
3 Dec. Sunny
Sunny
 27° /16° 0.6 mm 10
4 Dec. Sunny
Sunny
 29° /16° 1 mm 10
5 Dec. Patchy rain possible
Patchy rain possible
 29° /17° 1.7 mm 9
6 Dec. Patchy rain possible
Patchy rain possible
 27° /15° 5.1 mm 9
7 Dec. Sunny
Sunny
 23° /13° 17.2 mm 9
8 Dec. Sunny
Sunny
 28° /15° 1.2 mm 10
9 Dec. Patchy rain possible
Patchy rain possible
 28° /17° 0.3 mm 9
10 Dec. Patchy rain possible
Patchy rain possible
 31° /20° 0.1 mm 10
11 Dec. Sunny
Sunny
 30° /19° 1.3 mm 10
12 Dec. Patchy rain possible
Patchy rain possible
 29° /19° 1.2 mm 10
13 Dec. Partly cloudy
Partly cloudy
 29° /18° 0.5 mm 10
14 Dec. Patchy rain possible
Patchy rain possible
 30° /17° 1.9 mm 10
15 Dec. Patchy rain possible
Patchy rain possible
 30° /18° 2 mm 10
16 Dec. Sunny
Sunny
 32° /20° 0.9 mm 11
17 Dec. Patchy rain possible
Patchy rain possible
 29° /19° 0.4 mm 10
18 Dec. Partly cloudy
Partly cloudy
 27° /17° 0.3 mm 9
19 Dec. Patchy rain possible
Patchy rain possible
 28° /17° 0.1 mm 9
20 Dec. Cloudy
Cloudy
 27° /16° 0.8 mm 11
21 Dec. Sunny
Sunny
 28° /16° 0.8 mm 9
22 Dec. Patchy rain possible
Patchy rain possible
 31° /18° 1.3 mm 9
23 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 32° /19° 5.8 mm 11
24 Dec. Patchy rain possible
Patchy rain possible
 30° /19° 0.8 mm 11
25 Dec. Sunny
Sunny
 29° /18° 0.4 mm 11
26 Dec. Sunny
Sunny
 33° /20° 0.5 mm 12
27 Dec. Patchy rain possible
Patchy rain possible
 32° /20° 0.9 mm 11
28 Dec. Patchy rain possible
Patchy rain possible
 30° /20° 3.9 mm 11
29 Dec. Patchy rain possible
Patchy rain possible
 31° /20° 2.7 mm 11
30 Dec. Patchy rain possible
Patchy rain possible
 31° /19° 2.8 mm 10
31 Dec. Moderate rain at times
Moderate rain at times
 30° /20° 2.7 mm 11
Next
Important Notice
Our weather forecast for Mendoza in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mendoza forecast closer to your planned date for the most up-to-date weather information.
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Mendoza in December - FAQ

What are the expected maximum and minimum temperatures in Mendoza during December?

Expect warm days with temperatures around 31°, cooling to mild conditions of 16° after sunset. Perfect for those who enjoy warm weather.

How much rainfall should be expected in Mendoza during December?

Moderate rainfall is anticipated in Mendoza during December, with a total of 79.7 mm spread over approximately 9 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Mendoza during December?

The average wind speed in Mendoza during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Mendoza

Explore the daily rainfall trends and prepare for Mendozas December weather 💧
Typically, Mendoza has 9 rainy days in December with a total of 79.7 mm of rainfall.

UV exposure in Mendoza during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Provinces in Mendoza
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Departamento de Guaymallén

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Location coordinates Where is Mendoza?

Get accurate weather forecasts for Mendoza, located at latitude -32.891 and longitude -68.827. Stay updated with localized weather information tailored for Mendoza.

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