Several thousand Central American migrants have started the day hitching rides toward the western Mexico city of Guadalajara as they prepare to hit the Pacific coast route northward.

The route to the border city of Tijuana is still about 1,550 miles (2,500 kilometers) away.

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Central American migrants rest in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Several thousand Central American migrants have started the day hitching rides toward the western Mexico city of Guadalajara as they prepare to hit the Pacific coast route northward.

Central American migrant, Iruberto Vazquez, from Honduras, rests in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Migrants gathered Monday on a highway leading out of the central city of Irapuato and looked to climb aboard trucks to take them to Guadalajara.

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Central American migrants, Genesis Cruz, 18, center, and her girlfriend, Lourdes Ramirez, 18, from Honduras, kisses while relaxing in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Central American migrants, Genesis Cruz, 18, center, and her girlfriend, Lourdes Ramirez, 18, from Honduras, kisses while relaxing in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Central American migrants, part of the caravan hoping to reach the U.S. border, get a ride on trucks, in Celaya, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, get a ride on trucks, in Celaya, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, walk while leaving a temporary shelter early in the morning in Queretaro, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, walk while leaving a temporary shelter early in the morning in Queretaro, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Whereas the migrants suffered from the heat in southern Mexico in mid-October, they now trek to highways wrapped in blankets to fend off the morning chill.

Central American migrants rest in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Central American migrants rest in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Migrants gathered Monday on a highway leading out of the central city of Irapuato and looked to climb aboard trucks to take them to Guadalajara.

Honduran migrant Karen Martinez started walking with her three children bundled against the cold.

Martinez said: "Sometimes we laugh, sometimes we cry, but we keep on going."

Central American migrant, Iruberto Vazquez, from Honduras, rests in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Central American migrant, Iruberto Vazquez, from Honduras, rests in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Central American migrants, Genesis Cruz, 18, center, and her girlfriend, Lourdes Ramirez, 18, from Honduras, kisses while relaxing in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Central American migrants, Genesis Cruz, 18, center, and her girlfriend, Lourdes Ramirez, 18, from Honduras, kisses while relaxing in a makeshift shelter in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border (AP PhotoRodrigo Abd)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Migrant men shower in a shelter being used by a U.S.-bound caravan of Central American migrants in Irapuato, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoMarco Ugarte)

Central American migrants, part of the caravan hoping to reach the U.S. border, get a ride on trucks, in Celaya, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, get a ride on trucks, in Celaya, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, walk while leaving a temporary shelter early in the morning in Queretaro, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)

Central American migrants, part of the caravan hoping to reach the U.S. border, walk while leaving a temporary shelter early in the morning in Queretaro, Mexico, Sunday, Nov. 11, 2018. Local Mexican officials were once again Sunday helping thousands of Central American migrants find rides on the next leg of their journey toward the U.S. border. (AP PhotoRodrigo Abd)