Mondays dump, Fridays pump, or any other weekday rule.
Average daily returns differ a little by weekday, as they always will by chance. The largest difference (Thursday, z = -2.2) is within what luck produces when you compare seven days at once. Monday specifically: z = 1.6. The worst-looking day in this sample is Thursday.
| Day (UTC) | Average return | Up days | Typical move | Days |
|---|---|---|---|---|
| Monday | +0.41% | 51% | 1.87% | 478 |
| Tuesday | -0.01% | 49% | 1.69% | 478 |
| Wednesday | +0.40% | 52% | 1.63% | 478 |
| Thursday | -0.23% | 46% | 1.75% | 478 |
| Friday | +0.26% | 52% | 1.53% | 478 |
| Saturday | +0.14% | 56% | 0.71% | 478 |
| Sunday | +0.07% | 52% | 1.25% | 478 |
How this was checked. Each weekday's mean daily return against all other days (Welch z-score). With 7 comparisons, |z| above about 3 is needed before a difference means much.
Recomputed nightly from Binance daily closes. History describes the past; it is not a forecast or advice.