Piedras Negras Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Piedras Negras.
Climate overview of Piedras Negras
The climate in Piedras Negras, Coahuila, Mexico, is marked by large temperature swings across the seasons, ranging from 37°C (99°F) in August to 18°C (64°F) in January.
Annual rainfall is moderate at around 536 mm (21 in), with May being the wettest month. The city also has a distinct dry season from November to April, with very hot summers and pleasant winters.
Piedras Negras Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Piedras Negras - and find the best time to visit.
Monthly Temperature in Piedras Negras
In Piedras Negras, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a very hot 37°C (99°F) in August. In January, the coolest month of the year, temperatures drop to a pleasant 18°C (64°F).
At night, temperatures range from around 24°C (75°F) in August to 4°C (39°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Piedras Negras
On average, Piedras Negras receives a reasonable amount of rainfall, with an annual precipitation of 536 mm (21 in). Piedras Negras can be quite wet during May, receiving approximately 100 mm (3.9 in) of precipitation over 8 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 11 mm (0.4 in) of precipitation spread across 3 rainy days. For more details, please visit our Piedras Negras Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Piedras Negras
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, October, November and December
- Warmest weather: July and August
- Wettest months: May, June and July, when rainfall is highest.
- Seasonal pattern: A distinct dry season from November to April, with very hot summers and pleasant winters
Frequently asked questions about the climate in Piedras Negras
What is the best time to visit Piedras Negras?
January, February, March, October, November and December typically offer the most optimal weather in Piedras Negras. In contrast, June, July and August tend to have less optimal conditions. Piedras Negras has a distinct dry season from November to April, with very hot summers and pleasant winters.
What temperatures can I expect in Piedras Negras?
Daytime highs range from 18°C (64°F) in January to 37°C (99°F) in August. Nighttime lows range from 4°C (39°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Piedras Negras get?
Annual rainfall is around 536 mm (21 in). May is the wettest month with 100 mm (3.9 in), while February is the driest with 11 mm (0.4 in).
Piedras Negras 3-Day Forecast
Piedras Negras on the map
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