Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_69148 ( "City/Town" text, "July av. T" text, "Rain" text, "Days with rain (year/summer)" text, "Days with frost" real, "Sunlight hours" real )

### Question ###
What is the largest amount of sunlight hours for the City of Pontevedra?

### Accurate SQL ###

SELECT MAX("Sunlight hours") FROM table_69148 WHERE "City/Town" = 'pontevedra'