Hi,
Does anyone know the open hours of Cordoba Mezquita on Sundays, during the winter months ?
Thanks.

According to the ABC.es page HERE on La Mezquita of Córdoba (only in Spanish -- written last year since they show the price in pesetas), the hours are as follows (they don't say what dates/months constitute Winter or Summer though):

Winter:
Monday->Saturday: 10am - 6pm
Sundays & Holidays: 1:30pm - 5:30pm

Summer:
Monday->Saturday: 10:am - 7pm
Sundays & Holidays: 2pm - 7pm
***************

Horario de invierno:
lunes y sábados de 10.00 a 18.00 h.
domingos y festivos abierto al culto: de 13.30 a 17.30 h.

Horario de verano: lunes y sábados de 10.00 a 19.00 h.
domingos y festivos abierto al culto: de 14.00 a 19.00 horas.

Precio: 800 ptas. Entrada gratuita para cordobeses.

Situación: C/ Torrijos, 10
Tfno: 957 47 05 12

Thanks a lot Madridman...