Steam Sales & Fest Calendar 2026: Why Timing Is Half Your Launch

Why the Steam Calendar Matters More Than Ever

Steam traffic is not flat. It comes in waves, and Valve schedules those waves months in advance: four seasonal sales, three Next Fests and - this is the part most developers still underestimate - 22 themed fests spread across the year. During a big sale, storefront traffic multiplies, wishlists convert at several times their normal rate, and anything that is not discounted or featured becomes invisible.

That cuts both ways. The same wave that sells thousands of copies of a wishlisted game will drown a fresh launch that nobody has heard of. Timing on Steam is not a detail - it decides whether the algorithm's initial push (the famous "launch visibility") lands in front of buyers or disappears under a tentpole event.

The good news: since Valve publishes the full schedule, none of this has to be guesswork anymore.

The Big 2026 Change: Autumn Sale Moved to October

For years the Autumn Sale sat in late November, glued to Black Friday, just three weeks before the Winter Sale. In 2026 Valve broke that tradition: the Autumn Sale now runs October 1–8, creating three clean, evenly-spaced beats in the second half of the year: Autumn Sale (early October), Next Fest (late October) and Winter Sale (mid-December).

Practical consequences for indies:

• November is now a real launch window. The old Autumn-into-Winter squeeze is gone - after Steam Scream ends November 2, the month is largely free of tentpoles.
• Your discount ladder needs re-planning. With the 30-day discount cooldown, an Autumn Sale discount (ending Oct 8) comfortably re-arms before the Winter Sale - but a discount run in late September would lock you out of Autumn entirely.
• October is brutal for launches. Autumn Sale, Cooking Fest, Next Fest and Steam Scream run back-to-back - four consecutive weeks of Valve-owned attention.

One more rule worth remembering: discounts are static during seasonal sales. Whatever price your game enters a sale with is the price it keeps until the sale ends - no mid-sale deepening, no flash deals.

Every Confirmed Date for H2 2026

All dates below come from Valve's official Steamworks announcement for the second half of 2026:

Registration for themed fests happens through Steamworks - if your game matches the theme's tags, opting in is a checkbox, not a pitch. Mark the ones that fit your game today; Valve closes submissions well before each event.

Seasonal Sales: Your Discount Rhythm

Every released game should participate in every seasonal sale - the traffic is free and buyers expect it. The craft is in the ladder:

• Deepen gradually. If you ran −20% in Summer, Autumn is the moment for −25/−30%. Resetting shallower than your last public discount annoys wishlisters and kills conversion.
• Respect the cooldown math. Discounts need a 30-day gap (and can't start within 30 days of launch, outside the launch discount itself). Work backwards from Oct 1 and Dec 17 - those two anchors define your whole H2 promo plan.
• Update your capsule for the season. A small seasonal badge on the capsule measurably lifts click-through during crowded sale pages.

Themed Fests: Free Visibility Most Devs Skip

Themed fests are the most underrated line in the calendar. They are smaller than seasonal sales - which is exactly why they work: a survival-crafting game in the PvE Survival Crafting Fest (Aug 31 – Sep 7) competes with hundreds of titles, not hundreds of thousands. Fests allow discounts, feature curated sections, and unreleased games can often join with demos.

The play is simple: map your tags against the fest list above. A deckbuilder fits Party-Based RPG Fest; a horror game that misses October's Scream Fest V waits a full year for the next one. For games with demos, a themed fest in September is a perfect dress rehearsal for October's Next Fest.

And if you're preparing a demo for Next Fest (Oct 19–26) - the biggest wishlist event of the half-year - we wrote a full playbook: Steam Next Fest: The Ultimate Guide.

Quiet Windows: When to Actually Launch

Flip the calendar around and the launch windows reveal themselves. For the rest of 2026 the clean, tentpole-free stretches are roughly: late August through September (between the summer fests and the Autumn Sale) and most of November (after Steam Scream, before the Winter Sale). Those are the weeks when a new release gets Steam's front-page systems more or less to itself.

The same logic applies to bundle launches: a complete-the-set bundle announced during the Summer Sale is noise; the same bundle in a quiet window is a story two communities will actually see. This is exactly why the bundle kit in our Dev Hub suggests launch windows automatically - it knows this calendar and steers your bundle into the gaps.

A Concrete H2 2026 Plan for an Indie

Say you have one released game and one unreleased game with a demo. A calendar-driven half-year looks like this:

• July–August: join every themed fest that matches your released game's tags (discount allowed, cooldowns permitting).
• September: quiet window - announce something: a bundle with a partner game, a big update, or launch the new game itself. Enter a fitting themed fest with the demo as a Next Fest rehearsal.
• October 1–8: Autumn Sale with a deepened discount on the released game.
• October 19–26: Next Fest with the demo - your one shot per game, so arrive with the demo already play-tested.
• November: launch window for the new game, riding the wishlists Next Fest just generated.
• December 17: everything discounted for the Winter Sale.

None of this requires a marketing budget. It requires knowing the dates - and now you do.

Sources: Valve's official Steamworks announcement (H2 2026) · SteamDB sales history