There is limited metered parking on the surrounding streets for $4 to 5 per hour. Please check street signs for any restrictions (e.g., commercial vehicles only).
Onsite parking is available at 100 Pine Street and there are multiple parking garages in the surrounding blocks (see blue parking icons on map below), for example, at 235 Pine Street, 101 California Street, and 35 Battery Street. Average rates are $3 per 15 minutes and daily maximum of $30-32.
From this site you can book parking in the 100 Pine St. Garage (as well as other nearby locations): Parkopedia.
More economical garages are located 10-15 minutes walk away (see green parking icons on map above). In order of proximity:
The Saint Mary Parking Garage at 433 Kearny Street (between California and Pine with entrances on both of those streets) for $4.00 per hour.
The Portsmouth Garage at 733 Kearny Street (entrance on Pine St between Grant and Kearny) for $3.00 per hour.
The Sutter Stockton Garage at 444 Stockton Street (between Bush and Sutter) for $3.00 per hour.