Valle Grande Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Valle Grande.

Climate overview of Valle Grande

Valle Grande, Mendoza Province, Argentina, experiences significant temperature variation throughout the year. Summers bring daytime highs of 30°C (86°F) in January, while winters cool to 14°C (57°F) in July.

With around 500 mm (20 in) of annual rain/snowfall, Valle Grande has a fairly dry climate. However, it has a distinct dry season from May to September, with very warm summers and mild winters. The wettest month is October, while June sees the least rain. Sunshine peaks in January, when the city sees around 10.8 hours of sunshine per day.

Valle Grande Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Valle Grande - and find the best time to visit.

Monthly Temperature in Valle Grande

Depending on the time of the year, temperatures range from very warm to moderate in Valle Grande. Average daytime temperatures reach a very warm 30°C (86°F) in January. In July, the coolest month of the year, temperatures drop to a moderate 14°C (57°F).

At night, temperatures range from around 15°C (59°F) in January to -1°C (30°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Valle Grande

With annual rain/snowfall averaging 500 mm (20 in), Valle Grande maintains relatively low precipitation levels throughout the seasons. Valle Grande can be quite wet during October, receiving approximately 60 mm (2.4 in) of precipitation over 5 rainy days.

In contrast, during the driest month (June), you will experience much drier conditions, with 19 mm (0.7 in) of precipitation spread across 4 rainy days. For more details, please visit our Valle Grande Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Valle Grande

Valle Grande can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 10.8 hours of sunshine daily. In contrast, the city experiences much darker days in June, with only 5.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: San Rafael, Argentina (29 KM, 18 Miles).

Daily hours of sunshine

Data from: San Rafael, Argentina (29 KM, 18 Miles).

Humidity in Valle Grande by Month

Best Time to Visit Valle Grande

For comfortable weather, consider visiting Valle Grande in February, March, April, October, November and December. Conditions are usually least favourable in January and May.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: February, March, April, October, November and December
  • Warmest weather: January and December
  • Most sunshine: January and December
  • Seasonal pattern: A distinct dry season from May to September, with very warm summers and mild winters
  • Coldest conditions: July, with freezing nights around -1°C (30°F).

Frequently asked questions about the climate in Valle Grande

What is the best time to visit Valle Grande?

February, March, April, October, November and December typically offer the most optimal weather in Valle Grande. In contrast, January and May tend to have less optimal conditions. Valle Grande has a distinct dry season from May to September, with very warm summers and mild winters.

What temperatures can I expect in Valle Grande?

Daytime highs range from 14°C (57°F) in July to 30°C (86°F) in January. Nighttime lows range from -1°C (30°F) to 15°C (59°F). Temperatures vary considerably through the year.

How much rain does Valle Grande get?

Annual rainfall is around 500 mm (20 in). October is the wettest month with 60 mm (2.4 in), while June is the driest with 19 mm (0.7 in).

How sunny is Valle Grande?

Valle Grande receives around 2,845 hours of sunshine per year. January is the sunniest month with 323 hours, while June is the cloudiest with just 155 hours. Overall, Valle Grande enjoys abundant sunshine.

Valle Grande 3-Day Forecast

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