There are so many lovely wineries in the Paso Robles area that are open for wine tasting! Be sure to check each winery's website before arriving in case reservations are required.
This is a lovely, peaceful park that is great for kids, families and people of all ages. There is a nice path that goes around the lake and there is also a playground and a lot of grassy areas for fun activities.
Downtown Paso is a great place to do some local shopping, grab some good coffee, and even do an urban adventure quest (online scavenger hunt; get 20% off with promo code - PASOHUNT). Check out this website for any other ideas for things to do there!
If you're looking for a fun place to cool off, you can head to the waterpark for some exciting rides, a calming lazy river, and some good time in the sun.
Check out the website: https://www.travelpaso.com/things-to-do/ for more ideas of fun activities for you and your family!