Even if you do not end up living in the city permanently, you are still going to want to have an idea on the cost of living while you take advantage of a furnished apartment in San Diego. Things like how much groceries cost on average, how much you can expect to pay for transportation, and how much utilities cost on average. It is important to keep in mind that these numbers are just an average, and that the actual amounts you pay can be different depending on a number of circumstances.
Some of the more basic groceries in San Diego do not cost all that much on average. A gallon of milk is around $3.50, a loaf of bread is around $2.19, a carton of eggs is around $2.50, a pound of cheese is around $6.00, a head of lettuce is around $1.25, a pound of apples is around $1.11, and a pound of tomatoes is around $0.79. That is around $17.34 on basic groceries per week, though obviously that number could be much higher depending on what else you buy. It is not unheard of to spend well over $50 on groceries per week.
Practically the only way to avoid having to pay for transportation in San Diego is to just walk to your destination yourself. If that is not an option, San Diego has a public metro system for you to take advantage of. The average cost of a one-way ticket, either by bus or trolley, is $2.25. There are daily passes for $5 and monthly passes for $72. If you would rather travel by taxi, you can expect to pay $2.55 up-front, and $2.70 for every additional mile. As for driving yourself, the average cost of a gallon of gasoline in San Diego is $3.88. That can quickly add up, especially if you have to fill your tank more than once a week.
For your basic utilities, which include electricity, heating, water, and garbage, the average price in San Diego is around $150 per month. For Internet, costs are usually around $45 per month for high-speed cable access. Prepaid mobile phone costs in San Diego tend to average around 10 cents per minute, though this is without any discounts or plans.