May weather forecast and climate
Piedras Negras, Mexico

The last month of the spring, May, is also a hot month in Piedras Negras, Mexico, with temperature in the range of an average high of 34.3°C (93.7°F) and an average low of 20°C (68°F).

Temperature

The average high-temperature, is 34.3°C (93.7°F), while the average low-temperature is 20°C (68°F).

Humidity

In May, the average relative humidity is 67%.

Rainfall

In May, in Piedras Negras, the rain falls for 5.5 days. Throughout May, 69.6mm (2.7") of precipitation is accumulated. Throughout the year, in Piedras Negras, there are 56.1 rainfall days, and 538.1mm (21.2") of precipitation is accumulated.

Daylight

In May, the average length of the day in Piedras Negras is 13.6h.

Sunshine

May and September, with an average of 9.6h of sunshine, are months with the most sunshine in Piedras Negras.

What is the temperature in May in Piedras Negras?

The average high-temperature, in May, is 34.3°C (93.7°F), while the average low-temperature is 20°C (68°F).

What is the average humidity in May in Piedras Negras?

In May, the average relative humidity in Piedras Negras, Mexico, is 67%.

How much does it rain in Piedras Negras in May?

In Piedras Negras, in May, it is raining for 5.5 days, with typically 69.6mm (2.7") of accumulated precipitation.

How many hours of daylight does Piedras Negras have in May?

In Piedras Negras, the average length of the day in May is 13.6h.

What are the months with the most sunshine in Piedras Negras?

May and September, with an average of 9.6h of sunshine, are months with the most sunshine in Piedras Negras, Mexico.

How many hours of sunshine does Piedras Negras have in May?

The average sunshine in May in Piedras Negras, Mexico, is 9.6h.
Average temperature in May - Piedras Negras, Mexico
  • Average high temperature in May: 34.3°C

The warmest month (with the highest average high temperature) is August (38.4°C).
The month with the lowest average high temperature is January (19.6°C).

  • Average low temperature in May: 20°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).

Average humidity in May - Piedras Negras, Mexico
  • Average humidity in May: 67%

Months with the highest relative humidity are January and November (70%).
Months with the lowest relative humidity are July and August (60%).

Average rainfall in May - Piedras Negras, Mexico
  • Average rainfall in May: 69.6mm

The wettest month (with the highest rainfall) is October (75.2mm).
The driest month (with the lowest rainfall) is December (13.4mm).

Average rainfall days in May - Piedras Negras, Mexico
  • Average rainfall days in May: 5.5 days

The month with the highest number of rainy days is October (6 days).
The month with the lowest number of rainy days is December (3.7 days).

Average daylight in May / Average sunshine in May - Piedras Negras, Mexico
  • Average daylight in May: 13.6h

The month with the longest days is June (Average daylight: 14h).
The month with shortest days is December (Average daylight: 10.3h).

  • Average sunshine in May: 9.6h

Months with most sunshine are May and September (Average sunshine: 9.6h).
The month with least sunshine is December (Average sunshine: 4.6h).

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