Hermosillo is a

municipality A municipality is usually a single administrative division having corporate status and powers of self-government or jurisdiction as granted by national and regional laws to which it is subordinate. The term ''municipality'' may also mean the go ...

in Sonora in north-western

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

. The municipal seat is the city of

Hermosillo Hermosillo (), formerly called Pitic (as in ''Santísima Trinidad del Pitic'' and ''Presidio del Pitic''), is a city located in the center of the northwestern Mexican state of Sonora. It is the municipal seat of the Hermosillo municipality, the ...

. As municipal seat, the city of Hermosillo is the local government of over 3,800 other localities, with a combined territory of 14,880.2 km². Other important communities include Miguel Alemán, San Pedro el Saucito, Bahía Kino, La Victoria and La Manga. The municipality borders the municipalities of Carbó Municipality,

San Miguel de Horcasitas Municipality San Miguel de Horcasitas Municipality is a municipality in Sonora in north-western Mexico. The municipal area is 1,768.45 km2. and the population was 5,626 in 2000. Neighboring municipalities are: Rayón Municipality, in the northeast, Ures Mu ...

, Ures Municipality, Mazatán Municipality, La Colorada Municipality,

Guaymas Municipality Guaymas Municipality is a municipality in Sonora in north-western Mexico. In 2015, the municipality had a total population of 158,046. The municipal seat is the city of Guaymas Guaymas () is a city in Guaymas Municipality, in the southwest part ...

and

Pitiquito Municipality Pitiquito Municipality is a municipality in Sonora in north-western Mexico. Neighboring municipalities Neighboring municipalities are Altar to the northwest, Hermosillo to the south, Trincheras to the east, and Caborca and the Gulf of California ...

, with the

Gulf of California The Gulf of California ( es, Golfo de California), also known as the Sea of Cortés (''Mar de Cortés'') or Sea of Cortez, or less commonly as the Vermilion Sea (''Mar Bermejo''), is a marginal sea of the Pacific Ocean that separates the Baja C ...

to the southwest. The municipality is mostly flat with sloping towards the sea. There are isolated mountain peaks that reach to only 300 meters above sea level and include Tepoaca, Bacoachito, Lopez, Tonuco, Seri, Batamote, Goguz, Bronces, SantaTeresa, La Palma, Siete Cerros and La Campana. These are located mostly in the eastern section of the municipality. The two most important rivers are the

Rio Sonora Río Sonora (''Sonora River'') is a 402-kilometer-long river of Mexico. It lies on the Pacific slope of the Mexican state of Sonora and it runs into the Gulf of California. Watershed The Sonora River watershed covers of public land. Slopes range ...

and the

Rio San Miguel Rio or Río is the Portuguese, Spanish, Italian, and Maltese word for "river". When spoken on its own, the word often means Rio de Janeiro, a major city in Brazil. Rio or Río may also refer to: Geography Brazil * Rio de Janeiro * Rio do Sul, a ...

. Both of these are used for irrigation purposes with the Abelardo L. Rodriguez dam located on the San Miguel River. The population increase of the municipality, currently at 2.5% annually puts pressure on the infrastructure of the city, especially its water supply. Decades of overpumping of ground water has led to the aquifer levels being lower than sea levels, and sea water creeping in as an "artificial recharge." The municipality is with two

arid climate The desert climate or arid climate (in the Köppen climate classification ''BWh'' and ''BWk''), is a dry climate sub-type in which there is a severe excess of evaporation over precipitation. The typically bald, rocky, or sandy surfaces in deser ...

regions. The first is that next to the sea, which is desert with fairly cold winters and hot summers. The rest of the municipality is very dry desert with larger temperature variations than the coastal area. Temperatures can range from as low as freezing in January and February to 48 °C in July and August. Rains for both climates falls mostly between June and September, with annual precipitation between 75 and 300 millimeters, depending on location. Most of the vegetation here consists of

mesquite Mesquite is a common name for several plants in the genus '' Prosopis'', which contains over 40 species of small leguminous trees. They are native to dry areas in the Americas. They have extremely long roots to seek water from very far under gr ...

trees as well as trees such as the

desert ironwood ''Olneya tesota'' is a perennial flowering tree of the family Fabaceae, legumes (peas, beans, etc.), which is commonly known as ironwood, desert ironwood, or palo fierro in Spanish. It is the only species in the monotypic genus ''Olneya''. This ...

, palo verde and the huisache. Dune vegetation exists at Bahia de Kino. Desert animals such as the

desert tortoise The desert tortoise (''Gopherus agassizii''), is a species of tortoise in the Family (biology), family Testudinidae. The species is native to the Mojave Desert, Mojave and Sonoran Deserts of the southwestern United States and northwestern Mexic ...

rattlesnakes Rattlesnakes are venomous snakes that form the genera '' Crotalus'' and '' Sistrurus'' of the subfamily Crotalinae (the pit vipers). All rattlesnakes are vipers. Rattlesnakes are predators that live in a wide array of habitats, hunting small an ...

, bighorn sheep and lynx are the most notable species.

Government

''You can see a'' List of municipal presidents of Hermosillo.

References

{{Sonora Hermosillo Municipalities of Sonora