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Departamento de Guaymallén (Mendoza)
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Weather in Departamento de Guaymallén for December 2025

Your guide to Departamento de Guaymallén weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Departamento de Guaymallén at the beginning of December is 25.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30.6 °C by the end of December.

    • Rain 🌧️

  • Departamento de Guaymallén 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

Departamento de Guaymallén 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
23°
3
Sunny
24°
4
Sunny
27°
5
Patchy rain possible
27°
6
Patchy rain possible
26°
7
Sunny
26°
8
Patchy rain possible
29°
9
Thundery outbreaks possible
28°
10
Patchy rain possible
32°
11
Sunny
32°
12
Patchy rain possible
28°
13
Partly cloudy
30°
14
Patchy rain possible
35°
15
Patchy rain possible
32°
16
Sunny
35°
17
Patchy rain possible
28°
18
Partly cloudy
26°
19
Patchy rain possible
25°
20
Cloudy
26°
21
Sunny
28°
22
Patchy rain possible
32°
23
Thundery outbreaks possible
32°
24
Patchy rain possible
30°
25
Sunny
28°
26
Sunny
32°
27
Patchy rain possible
33°
28
Patchy light rain with thunder
30°
29
Patchy rain possible
31°
30
Patchy rain possible
31°
31
Moderate rain at times
29°

Temperatures trend during December in Departamento de Guaymallén

See the weather trend as well as the moving average line

December weather in Departamento de Guaymallén 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° /17° 3 mm 9
2 Dec. Patchy rain possible
Patchy rain possible
 23° /15° 0 mm 9
3 Dec. Sunny
Sunny
 24° /13° 0 mm 10
4 Dec. Sunny
Sunny
 27° /13° 0 mm 10
5 Dec. Patchy rain possible
Patchy rain possible
 27° /15° 1.7 mm 9
6 Dec. Patchy rain possible
Patchy rain possible
 26° /15° 2.2 mm 10
7 Dec. Sunny
Sunny
 26° /13° 0.1 mm 10
8 Dec. Patchy rain possible
Patchy rain possible
 29° /16° 1.8 mm 10
9 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 28° /17° 0.1 mm 9
10 Dec. Patchy rain possible
Patchy rain possible
 32° /19° 0.2 mm 11
11 Dec. Sunny
Sunny
 32° /20° 0.1 mm 11
12 Dec. Patchy rain possible
Patchy rain possible
 28° /18° 1.8 mm 10
13 Dec. Partly cloudy
Partly cloudy
 30° /18° 0.2 mm 10
14 Dec. Patchy rain possible
Patchy rain possible
 35° /20° 1.5 mm 11
15 Dec. Patchy rain possible
Patchy rain possible
 32° /21° 2.9 mm 10
16 Dec. Sunny
Sunny
 35° /22° 1.4 mm 11
17 Dec. Patchy rain possible
Patchy rain possible
 28° /20° 0.6 mm 10
18 Dec. Partly cloudy
Partly cloudy
 26° /15° 0.4 mm 10
19 Dec. Patchy rain possible
Patchy rain possible
 25° /15° 0.1 mm 9
20 Dec. Cloudy
Cloudy
 26° /14° 0 mm 9
21 Dec. Sunny
Sunny
 28° /15° 0 mm 10
22 Dec. Patchy rain possible
Patchy rain possible
 32° /19° 0.1 mm 11
23 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 32° /19° 8.7 mm 10
24 Dec. Patchy rain possible
Patchy rain possible
 30° /19° 0.8 mm 10
25 Dec. Sunny
Sunny
 28° /18° 0.6 mm 10
26 Dec. Sunny
Sunny
 32° /19° 0 mm 11
27 Dec. Patchy rain possible
Patchy rain possible
 33° /22° 0.3 mm 10
28 Dec. Patchy light rain with thunder
Patchy light rain with thunder
 30° /21° 5.6 mm 10
29 Dec. Patchy rain possible
Patchy rain possible
 31° /20° 2.2 mm 10
30 Dec. Patchy rain possible
Patchy rain possible
 31° /19° 0.7 mm 10
31 Dec. Moderate rain at times
Moderate rain at times
 29° /19° 2.7 mm 9
Next
Important Notice
Our weather forecast for Departamento de Guaymallén 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 Departamento de Guaymallén forecast closer to your planned date for the most up-to-date weather information.
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Departamento de Guaymallén in December - FAQ

What are the expected maximum and minimum temperatures in Departamento de Guaymallén 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 Departamento de Guaymallén during December?
Moderate rainfall is anticipated in Departamento de Guaymallén 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 Departamento de Guaymallén during December?
The average wind speed in Departamento de Guaymallén during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Departamento de Guaymallén

Explore the daily rainfall trends and prepare for Departamento de Guaymalléns December weather 💧

UV exposure in Departamento de Guaymallén during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Location coordinates Where is Departamento de Guaymallén?

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

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