SAN FERNANDO, TAMAULIPAS

This climate type is characterized by extremely variable temperature conditions, with annual means decreasing and annual ranges increasing poleward, and relatively little precipitation. This climate is typically located deep within the interiors of continents and is contiguous with the tropical desert climates of North and South America and of central Asia. This region type owes its origins to locations deep within continental interiors, far from the windward coasts and sources of moist, maritime air. Remoteness from sources of water vapor is enhanced in some regions by mountain barriers upwind.

The Köppen Climate Classification subtype for this climate is "Bsh". (Mid-Latitude Steppe and Desert Climate).

The average temperature for the year in San Fernando is 74.3°F (23.5°C). The warmest month, on average, is August with an average temperature of 85.1°F (29.5°C). The coolest month on average is January, with an average temperature of 59.9°F (15.5°C).

The highest recorded temperature in San Fernando is 114.8°F (46°C), which was recorded in June. The lowest recorded temperature in San Fernando is 14.9°F (-9.5°C), which was recorded in February.

The average amount of precipitation for the year in San Fernando is 25.5" (647.7 mm). The month with the most precipitation on average is September with 5.5" (139.7 mm) of precipitation. The month with the least precipitation on average is February with an average of 0.7" (17.8 mm). In terms of liquid precipitation, there are an average of 56.2 days of rain, with the most rain occurring in September with 8.5 days of rain, and the least rain occurring in March with 3.0 days of rain.