Oil Seasonality

    Oil Trades on
    Physical Calendars

    Crude oil doesn't care about earnings season. Its calendar is set by driving demand, refinery maintenance, hurricane risk, and winter heating — physical forces that create the most structurally grounded seasonality in any market.

    Screen and validate oil's recurring patterns across 20+ years of data. From crude to gasoline to natural gas — every energy seasonal window, tested.

    Crude Oil (CL) — Monthly Avg Returns

    20-Year Seasonality Profile

    20Y avg
    -1.5%
    Jan
    +2.1%
    Feb
    +2.8%
    Mar
    +3.5%
    Apr
    -0.8%
    May
    -1.2%
    Jun
    +0.5%
    Jul
    -0.3%
    Aug
    -2.1%
    Sep
    +0.8%
    Oct
    -0.5%
    Nov
    +1.2%
    Dec
    Video guide

    Watch the workflow before exploring the use case: discovery, validation, and execution planning in one clear process.

    Feb–Apr

    Strongest Window

    +6.5% avg, 73% WR

    Sep

    Weakest Month

    -2.1% avg return

    8+

    Energy Instruments

    CL, NG, HO, RB, Brent...

    20Y+

    Data Depth

    Daily resolution

    The Oil Market Calendar

    Oil prices are governed by a physical demand cycle that repeats every year. Understanding this calendar is the key to reading oil seasonality.

    Winter (Dec–Feb)

    Heating Demand

    Cold weather drives heating oil and natural gas demand. Crude benefits from overall energy demand strength. Storage drawdowns accelerate.

    Spring (Mar–May)

    Refinery Ramp-Up

    Refineries exit maintenance and ramp gasoline production. Crude demand peaks as the pre-summer build accelerates. Oil's strongest seasonal phase.

    Summer (Jun–Aug)

    Driving Season

    Peak gasoline consumption. But prices often cool after the spring rally as the demand ramp-up is already priced in. Hurricane risk adds volatility.

    Fall (Sep–Nov)

    Demand Cliff

    Post-Labor Day gasoline demand drops. Refineries enter fall maintenance. September is crude oil's weakest month. Natural gas begins its winter rally.

    Crude Oil's Annual Seasonal Curve

    The spring ramp-up, summer plateau, and fall decline create oil's distinctive seasonal shape — driven entirely by physical demand cycles.

    Crude Oil (CL) — Composite Annual Curve

    20-Year Cumulative Average

    Avg Performance
    JanFebMarAprMayJunJulAugSepOctNovDec

    Energy Complex: Different Products, Different Calendars

    Crude oil, natural gas, gasoline, and heating oil each follow distinct seasonal drivers. Here's how they compare.

    Crude Oil (CL)

    Peak: Feb–AprWeak: SepVol: Moderate

    Primary driver: Refinery demand

    The broadest energy seasonal play. Driven by aggregate demand for all refined products. Spring strength is the signature pattern.

    Natural Gas (NG)

    Peak: Sep–NovWeak: Mar–AprVol: Very High

    Primary driver: Heating demand

    The most volatile energy seasonal pattern. Winter storage expectations create fall rallies of 8–15%. Spring weakness follows the heating season end.

    Gasoline (RB)

    Peak: Feb–MayWeak: Sep–OctVol: Moderate

    Primary driver: Driving season

    Gasoline leads crude's spring rally. The pre-summer buildup creates the strongest, most reliable seasonal pattern in the energy complex.

    Heating Oil (HO)

    Peak: Oct–DecWeak: Apr–MayVol: Moderate

    Primary driver: Winter heating

    Winter preparation drives the fall rally. Heating oil's seasonality is the most directly weather-dependent in the energy complex.

    Key Oil Seasonal Windows

    Pre-Summer Refinery Buildstrong
    February – April

    Refineries restock ahead of summer driving season. Crude oil demand rises as gasoline production ramps up. One of the most reliable energy seasonal patterns — 73% win rate.

    Post-Summer Demand Dropstrong
    September

    After Labor Day, gasoline demand falls sharply. Refineries enter fall maintenance. The demand cliff creates crude oil's weakest seasonal month.

    Hurricane Premiummoderate
    August – October

    Gulf of Mexico hurricane season adds a risk premium to crude oil and natural gas. Even in years without major storms, the threat alone lifts prices.

    Winter Heating Demandmoderate
    December – February

    Cold weather increases heating oil and natural gas demand. Crude oil benefits indirectly from overall energy demand strength.

    What to Validate Next

    Oil seasonality is strong, but volatile. Here's what smart energy traders test before committing.

    Does the Feb–Apr rally hold when OPEC is cutting?

    Filter the backtest by OPEC supply regimes. The spring rally is demand-driven — but supply cuts can amplify or dampen the move.

    How volatile is the hurricane season premium?

    Test the Aug–Oct window in years with and without major Gulf storms. The risk premium varies significantly year to year.

    Is natural gas seasonality getting more extreme?

    Run a rolling backtest on the Sep–Nov natural gas window. Climate volatility and storage constraints may be making the pattern more pronounced.

    What's the optimal exit for the gasoline spring rally?

    Test exit dates from Apr 15 to Jun 1. The gasoline rally peaks before summer actually starts — timing the exit matters as much as timing the entry.

    Energy Seasonal Patterns — Screener View

    Energy Complex — Seasonal Pattern Screener

    6 patterns found
    AssetWindowDirWin RateAvg RetMax DDPF
    Crude Oil (CL)Feb 1 – Apr 30 Long73%+6.5%-8.2%1.8
    Crude Oil (CL)Dec 15 – Mar 15 Long70%+5.8%-9.5%1.6
    Crude Oil (CL)Sep 1 – Sep 30 Short68%+3.2%-5.5%1.5
    Gasoline (RB)Feb 1 – May 15 Long74%+7.2%-7.8%1.9
    Nat Gas (NG)Sep 1 – Nov 15 Long72%+8.1%-12.4%1.5
    Heating Oil (HO)Oct 1 – Dec 31 Long70%+5.5%-8.0%1.6

    Featured Energy Seasonal Patterns

    Crude Oil (CL)
    LONG
    Feb 1 – Apr 30

    73%

    Win Rate

    +6.5%

    Avg Return

    20Y

    History

    Crude Oil (CL)
    LONG
    Dec 15 – Mar 15

    70%

    Win Rate

    +5.8%

    Avg Return

    20Y

    History

    Crude Oil (CL)
    SHORT
    Sep 1 – Sep 30

    68%

    Win Rate

    +3.2%

    Avg Return

    20Y

    History

    Nat Gas (NG)
    LONG
    Sep 1 – Nov 15

    72%

    Win Rate

    +8.1%

    Avg Return

    20Y

    History

    Heating Oil (HO)
    LONG
    Oct 1 – Dec 31

    70%

    Win Rate

    +5.5%

    Avg Return

    20Y

    History

    Gasoline (RB)
    LONG
    Feb 1 – May 15

    74%

    Win Rate

    +7.2%

    Avg Return

    20Y

    History

    From Chart to Validated Strategy

    Seasonality360 takes you from a raw seasonal observation to a backtested, portfolio-ready edge — in one integrated workflow.

    Step 1

    Discover

    Scan thousands of seasonal patterns across markets, timeframes, and calendar windows.

    Step 2

    Analyze

    Read seasonality charts, monthly returns, and historical consistency at a glance.

    Step 3

    Validate

    Backtest any pattern with real historical data — equity curves, drawdowns, trade-by-trade.

    Step 4

    Build

    Combine validated patterns into diversified portfolios with aggregate risk metrics.

    Validate Energy Seasonality

    Screen, chart, and backtest seasonal patterns across crude oil, natural gas, gasoline, and heating oil — with 20+ years of data.

    Frequently Asked Questions