Start building holiday creative in early October and have it tested before November. The reason is not that shoppers are ready in October. It is that testing takes time, and the fourth quarter is the worst possible moment to be discovering which of your ads work. By late November the auction is crowded, costs are high, and every dollar spent learning is a dollar spent at peak prices.
The goal is to enter the expensive season already knowing what works.
Why the timeline matters more in the fourth quarter
For most of the year, testing badly is a small tax. In the fourth quarter it is an expensive one, because you are paying peak prices for information you could have bought cheaply in October.
Competition rises across the board. In the Hello Radio archive, a live archive of real ads from more than 300 brands refreshed every morning, retail brands alone run 9,082 ads across 24 brands, and the median brand across all categories runs about 170 ads concurrently. Measured August 2026. Those advertisers do not go quiet in November. They multiply.
You are bidding against all of it. The advertiser who enters that auction with proven creative and a known cost per customer has an enormous advantage over the one still figuring out which headline works.
A realistic timeline
Early October: build. Write and produce the creative. Aim for more angles than you think you need, because some will fail and you want the failures to happen now.
Mid October: test at low spend. Run the angles against each other on a modest budget. You are not trying to generate holiday sales yet. You are buying information cheaply. See how to test Facebook ads.
Late October: pick and prepare. Identify what works. Build the seasonal versions of the winners: the offer variants, the gifting angles, the deadline versions. Prepare the destination pages now, not in November.
Early November: warm up. Start spending behind the proven angles before the peak. Build retargeting audiences while attention is still relatively affordable. The people you reach in early November are the people you convert cheaply in late November.
Mid to late November: spend. This is the harvest. You should be scaling proven creative, not discovering new creative.
December: shift the message. The offer stops being the story and the deadline becomes the story. Shipping cutoffs, gift cards, last-minute options.
What to have ready before November
- Three to five proven angles. Tested at low spend, with a clear winner and at least one credible backup.
- Destination pages that already work. The offer page, the gift page, whatever the ads point at. Building these under time pressure in November guarantees mistakes. See do you need a landing page for Facebook ads.
- Retargeting audiences with people in them. These take weeks to populate. An empty retargeting audience in late November is a missed quarter.
- A creative pipeline, not a creative set. Holiday creative fatigues quickly because frequency runs high. Have replacements ready before you need them.
- A decision about what you will not do. Trying to run every angle at peak prices is how budgets evaporate. Choose.
The categories that plan earliest
Longevity data shows which categories treat creative as durable and which treat it as disposable, and that shapes how early each should start.
| Category | Ads still running at 90 days |
|---|---|
| Travel | 24.7% |
| Pets | 19.4% |
| Home and furnishing | 14.0% |
| Retail | 11.5% |
| Apparel | 7.1% |
| Auto | 5.2% |
| Restaurants | 0.6% |
If you sell something with a long consideration cycle, your holiday creative needs to be live earlier, because the decision it starts will not finish for weeks. If you sell an impulse purchase, you can start later but you will need far more creative, because yours will burn through fast.
The mistake almost everyone makes
Waiting until the demand is visible. By the time you can feel holiday shopping happening, the cheap attention is gone and you are buying at the top of the market with untested ads.
The advertisers who do well in the fourth quarter are not the ones who spent the most in November. They are the ones who spent a little in October finding out what worked.
Common questions
When should I start running Black Friday ads?
Start testing creative in mid October and start spending behind proven angles in early November. The Black Friday offer itself runs late, but the creative that carries it should be proven weeks before.
Is October too early for holiday ads?
Not for testing, which is what October is for. It may be too early for a hard holiday offer in some categories, but building retargeting audiences and validating creative in October is what makes November affordable.
How much should I spend on testing before the holidays?
Enough that each angle gets readable delivery, which is a modest amount compared to what you will spend at peak. The point of October spend is information, and information bought in October is much cheaper than the same information bought in late November.
What if I have already missed the October window?
Compress the sequence rather than skipping it. Even one week of low-spend testing before you scale is better than scaling untested creative into the most expensive auction of the year.