New Cancellations
| Event | Country | Date | Cancellation Note |
|---|---|---|---|
| Breakwater parkrun | Canada | 2025-12-13 | Weather |
| Butter Trail parkrun | Canada | 2025-12-13 | Weather |
| Chilton Fields parkrun | United Kingdom | 2025-12-13 | Shortage of volunteers |
| City Park parkrun, Iowa | United States | 2025-12-13 | Weather |
| Corner Brook Stream Trail parkrun | Canada | 2025-12-13 | Course unsafe or blocked |
| Howard Temin Lakeshore Path parkrun | United States | 2025-12-13 | Weather |
| Lake Pacawa parkrun | United States | 2025-12-13 | Weather |
| Leeton Sport and Recreation Precinct parkrun | Australia | 2025-12-13 | Weather |
| Moussette parkrun | Canada | 2025-12-13 | Weather |
| Ottawa-Carleton Trailway parkrun | Canada | 2025-12-13 | Course unsafe or blocked |
| Pirates Sport Club parkrun | South Africa | 2025-12-13 | Weather |
| River Valley parkrun, Edmonton | Canada | 2025-12-13 | Weather |
| Sheep River parkrun | Canada | 2025-12-13 | Weather |
| Spring Rock parkrun | United States | 2025-12-13 | Weather |
| Susquehanna Riverwalk parkrun | United States | 2025-12-13 | Weather |
| Tollgate Farm Park parkrun, baqʷab | United States | 2025-12-13 | Course unsafe or blocked |
| Wascana parkrun | Canada | 2025-12-13 | Weather |
| Welland Canals Trail parkrun | Canada | 2025-12-13 | Weather |