Temperate in N.L.

Unlike most of the surface of Nuevo León, in the zones that are in the area nearby the Sierra Madre Oriental have a temperate semi humid weather and a sub temperate sub humid weather.

The municipalities with the first weather are Galeana, Aramberri, Zaragoza and a part of Iturbide, as well as the part occupied by the Sierra Madre.

This zone is characterized by a weather whose annual average temperature is between 16˚ C and 20˚ C. The hottest time of the year is in the months of June, July, and August with temperatures up to 30˚ C.  The months with the lower temperatures are December and January when temperature has a value of around 11˚ C.

In the temperate sub humid weather zone there are summer rains that fall mainly in the Sierra Madre Oriental and in part of the municipality of Galeana. These rains precipitation have an estimate value of 700 mm per year. Nevertheless, the rest of the region receives the water from the rains of September, when they get a precipitation between of 230 – 240 mm (as long as there is not a drought).

The sub temperate weather with the scarce rains is present in the municipalities of Santiago, Allende, General Terán.

There are also municipalities such as Montemorelos, Linares and Hualahuises where the sub temperate weather has summer rains. Thanks to these rains these zone has been able to carry animal husbandry and agriculture on.

The weather in these two regions is around an annual average of 23˚ C. they’re bigger source of water are the September rains which fluctuate between 160 and 200 mm.