Weather in Mendoza in January 2026
- January is usually the hottest month of the year in Mendoza;
Average weather
Average temperature in Mendoza in January
Going from a maximum of +97°F during the day to a minimum of +57°F during the night, the temperature in January averages around +90°F.
The average maximum temperature goes up 18% by the end of the month, compared with the beginning of the month, from +84°F to +91°F.
Is Mendoza warm or cold in January?
Mendoza is typically warm in January.
Maximum temperatures go up compared to the previous month from +84°F to +86°F. The minimum temperature also goes up from +63°F to +66°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is the hottest month in Mendoza, here is the comparison with other months:
Climate in Mendoza in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +84°F | +86°F | +84°F | ||||
| Min. temperature | ||||||
| +43°F | +45°F | +43°F | ||||
| Max. temperature | ||||||
| +102°F | +104°F | +102°F | ||||
| Rainfall | ||||||
| 47 mm | 52 mm | 48 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 47% | 50% | 54% | ||||
| Air pressure | ||||||
| 1009 HPa | 1009 HPa | 1010 HPa | ||||
| Sunny days | ||||||
| 11 | 10 | 10 | ||||
| Cloudy days | ||||||
| 4 | 4 | 4 | ||||
| Rainy days | ||||||
| 9 | 8 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as good as in December. It’s getting warmer as January arrives. The average maximum temperature goes up from +84°F to +86°F during the day. Prepare for more rain. Average rainfall goes from 47 mm to 52 mm. Humidity rises from 47% to 50%. The average wind speed doesn’t change much during January, staying around 2 m/s. The days becoming less sunny, going from 11 sunny days in December to 10 in January.
February brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Mendoza is gradually increasing during January, going from 3 m/s to 3 m/s over the course of the month.
Rain
How was the weather last January in Mendoza?
Climate Change Over the Years
The climate in Mendoza in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1984 (+68°F) and the highest in 2023 (+76°F). The driest year was 2003 with only 151 mm of rainfall, and the wettest year was 1984 with 844 mm.
FAQ
Is January a good time to visit Mendoza?
Can you sunbathe in Mendoza in January?
Is Mendoza rainy in January?
Is it sunny in Mendoza in January?
Other cities in Argentina
Monthly weather in Mendoza
Source of the data
For this page, we’ve looked at the typical weather in Mendoza, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
