Festivals are events that occur in Stardew Valley throughout the calendar year. A festival is triggered on a specific day and during a specific time range when the player enters a specific region. When it begins, the tool bar and time disappear, and time stops completely. The following is a list of festivals:
| W | T | F | Arrival Time |
|---|---|---|---|
| Spring 13 | Egg Festival | Town Square | 9 AM - 6 PM |
| Spring 15, 16, 17 | Desert Festival | Desert | 10 AM - 2 AM |
| Spring 24 | Flower Dance | Forest (Gap near Wizard house) | 9 AM - 9 PM |
| Summer 11 | Luau | Beach | 9 AM - 9 PM |
| Summer 28 | Moonlight Jellyfish Festival | Beach | 10 PM - 10 AM |
| Fall 16 | Stardew Valley Fair | Town Square | 9 AM -10 PM |
| Fall 27 | Spirit's Eve | Town Square | 10 PM - 10 PM |
| Winter 8 | Festival of Ice | South near Leah's House | 9 AM - 10 PM |
| Winter 15, 16, 17 | Night Market | Beach | 5 PM - 2 AM |
| Winter 25 | Feast of the Winterstar | Town Square | 9 AM - 9 PM |