In San Remo you can rent a car from one of the international companies: Auto Europa, Budget, Hertz, Avis, Europcar, Sixt, Maggiore. On rentalcars.com you can not only find the best car but also book a rental car in Sanremo at any time of the day or night.
Anyone from 18 years old can rent a car (some companies introduce stricter age limits - from 21 years old for elite cars); young drivers (up to 25 years old) might have to pay additionally 15 EUR per day.
You need to have your passport and voucher (if you booked a car in advance through a broker's system). Must be at least one year of driving experience. A national (plastic) driver's licence is acceptable but some companies may require an international licence for luxury cars.
It is not possible to rent a car in Sanremo without a deposit - the deposit amount (between 500 and 1000 EUR) will be blocked on the driver's credit card. Moreover, you will be charged 100 - 200 EUR for a fuel fee (you will have to return the car with a full tank or you will get a fine).
The average price for car rent in Sanremo is 45-60 EUR. By the way, it is not advisable to rent a car at the airport - you will have to pay additional 15 - 20 EUR fee. The cheapest car rental in Sanremo is possible if you rent a car for a week or longer.
Before you rent a car, be aware that in Sanremo, as in all Italian resort towns, there is a lack of parking spaces (especially in the old town area), so choose hotels with your own car park. The average cost of paid parking is 1,5-2 EUR.