BP (BP.L) Seasonality
Recurring seasonal patterns for BP.L — the calendar windows where BP has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 10 years of price history.
BP.L seasonality at a glance
Over the last 10 years, BP.L's strongest seasonal window has been Dec 17 – Jan 6: it ended higher in 10 of 10 years (100% win rate) with an average return of +4.97% across a 20-day hold. On the weak side, BP.L has historically declined between Jan 14 – Jan 24, falling in 9 of 10 years (average -2.61%).
In total, our analysis finds 515 recurring seasonal windows for BP — 333 bullish and 182 bearish. The next high-win-rate window, Aug 10 – Aug 20, opens in 14 days. These figures describe historical behaviour only — not a forecast.
BP.L's upcoming & recent seasonal patterns
Holding period:10-day20-day30-dayOrdered by season — windows opening soon first, plus a couple of recently completed high-performers. Holding-period colors help you compare durations at a glance.
| Status | Seasonal window | Hold | Avg return | Win rate | This year |
|---|---|---|---|---|---|
| Completedended 27d ago | Jun 10 – Jun 30 | 20d | -1.75% | 80% | -13.58% |
| Completedended 37d ago | Jun 10 – Jun 20 | 10d | -2.38% | 80% | -6.79% |
| Upcomingin 14d | Aug 10 – Aug 20 | 10d | -1.61% | 80% | — |
| Upcomingin 15d | Aug 11 – Aug 21 | 10d | -2.02% | 80% | — |
| Upcomingin 16d | Aug 12 – Aug 22 | 10d | -2.29% | 90% | — |
| Upcomingin 17d | Aug 13 – Aug 23 | 10d | -1.51% | 80% | — |
| Upcomingin 42d | Sep 7 – Oct 7 | 30d | +3.94% | 80% | — |
Win rate = how often the pattern repeated in the same direction. Average return = the mean move across all analysed years. Past performance does not guarantee future results.
Explore BP.L seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
BP.L seasonality FAQ
What has historically been the best month to buy BP.L stock?
Based on the last 10 years of price data, BP.L's strongest seasonal window starts in December: Dec 17 to Jan 6, which ended higher in 10 of 10 years (100% win rate) with an average return of +4.97%. Past seasonal patterns do not guarantee future performance.
What is BP.L's strongest seasonal pattern?
BP.L's highest-win-rate pattern in our data is the Dec 17 – Jan 6 window (20-day hold): up in 10 of the last 10 years with an average move of +4.97%.
When has BP.L historically performed worst?
BP.L's weakest recurring window has been Jan 14 to Jan 24, declining in 9 of 10 years with an average return of -2.61%.
How reliable are BP.L's seasonal patterns?
Each BP.L pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. BP.L currently shows 515 recurring windows (333 bullish, 182 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is BP.L stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing BP's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where BP.L has repeatedly risen (bullish) or fallen (bearish). Each pattern is scored by its win rate and average return so you can judge how reliable and how strong it has been.
Seasonality is one input among many — it works best alongside your own research and risk management. Learn more in our guide to seasonal analysis and the tutorials.