What to Wear in Hokkaido in Winter: December, January and February (with JMA Data)

Every English guide to Hokkaido winter says the same thing: it's cold, bring a down jacket. True, and useless — because Hokkaido does not have one kind of cold. It has three. The inland cold of Asahikawa, where the January night averages −11.7 °C (11 °F) and the sun barely shows up. The coastal cold of Kushiro, where the thermometer reads milder but the wind blows nearly twice as hard as in Sapporo. And the deep-snow cold of Sapporo itself, where by February an average of 95 cm of snow is standing on the ground. Which cold you meet — not which city you sleep in — decides what you pack. This page covers December through February with official Japan Meteorological Agency data (1991–2020 climate normals); for the other nine months, start with our month-by-month guide.

Three different kinds of cold, not one

• Asahikawa — the freezer. Lowest temperatures on the island (January low −11.7 °C / 11 °F, February −11.8 °C / 11 °F) but gentle wind (2.7 m/s in January) and startlingly little sun: 58.1 hours in all of December, under two hours a day.
• Kushiro — the wind tunnel. "Only" −9.8 °C (14 °F) on a January night, but December wind averages 5.9 m/s — about 1.8× Sapporo's — and it comes off the sea, constantly. Standing time outdoors is what suffers.
• Sapporo — the snow city. Middling temperatures (January low −6.4 °C / 20 °F), but the deepest standing snow of the four: 95 cm by February. Your problem here is underfoot, not overhead.
• Hakodate — the mild one, with a catch. Warmest of the four (January low −6.0 °C / 21 °F), but the second-windiest, at 3.7–3.9 m/s — noticeable when you are standing at the harbor.

What the numbers actually say: snow depth, wind, sunshine

Maximum snow depth — how much snow is standing on the ground (not how much falls):

Sapporo's February 95 cm is roughly waist height on an adult. The sidewalks are cleared — this is a city of two million that functions all winter — but the cleared path runs between snow walls, curbs disappear, and sightlines at crossings shrink. This is why footwear is the star of this article, not the coat.

Average wind speed — what turns a temperature into a feeling:

We won't pretend to convert wind into a precise "feels like" number, but the pattern is what matters: if your itinerary includes the eastern coast — Jewelry Ice, the cranes at Tsurui, the drift ice — windproofing is not optional, whatever the thermometer says.

Sunshine hours per month — how dark, and how bright:

Source for all three tables: Japan Meteorological Agency, 1991–2020 climate normals for Sapporo, Asahikawa, Hakodate and Kushiro.

Same December, and Asahikawa gets 58 hours of sun while Kushiro gets 175 — three times as much. The Pacific side has brilliant winter blue skies, and sun on a snowfield is blinding: the place you need sunglasses most in a Hokkaido winter is the "cold" east. Meanwhile Asahikawa and Sapporo are dark and snowy — plan indoor breaks, and don't schedule your only driving for dusk.

The layering that works here (and the one that doesn't)

Three layers, as covered in the month-by-month guide: waterproof-windproof shell, warm mid layer, thin base layer that is not cotton (cotton holds sweat, and damp cloth in the cold is a heat leak). What the guides written from warmer places miss is the other half of the problem: indoor Japan is hot. Underground malls, trains, restaurants and hotel lobbies are heated hard. The winter mistake visitors actually make is not "too little clothing" — it is clothing that cannot be taken off. A giant parka over a thick sweater leaves you sweating indoors and then freezing in the wind outside. Dress in pieces, and spend the day opening and closing zippers.

Boots, and how to walk on ice

This is the section that keeps trips alive. Sapporo's own winter-walking body — the Winter Life Promotion Council (tsurutsuru.jp) — teaches locals to walk on icy roads with small steps, flat-footed, in a kind of shuffle: place the whole sole down at once, keep your center of gravity slightly forward, and accept that everything takes longer in winter — "don't rush, don't panic" is official advice, not a proverb.

The Council also names the places locals brace for, and they are exactly where tourists relax: pedestrian crossings (polished by tires), the seams where heated pavement ends (wet shoes meet sudden ice), and subway station entrances (warm air melts snow, the melt refreezes). Treat those three like wet marble.

For the boots themselves: soles that grip and uppers that keep water out beat maximum insulation. Slip-on ice grips (studded attachments) are cheap, sold everywhere in winter, and officially recommended. Priority order: non-slip first, waterproof second, warm third. A fall on ice is an injury risk, and it is the one packing failure you cannot fix at a store afterwards.

If you are driving

Good news first: the snow tires are already on. At Toyota Rent a Car's Hokkaido operations, studless winter tires are standard equipment from November 1 to May 5 (Sapporo, Shin-Sapporo, Asahikawa, Hakodate, Kushiro, Kitami; Obihiro from October 31) — no request, no extra tire fee (official page). Other major companies winterize their Hokkaido fleets similarly (seasonal pricing may apply). Note the length of that window: winter tires are not a "December to February" thing here — April drivers are still on winter roads in the passes. Details in our winter tires guide, and the driving technique itself in Winter Driving in Hokkaido.

Clothing-wise, the car changes four things: drive in a mid layer (a bulky down jacket makes the seat belt sit loosely), carry a spare pair of gloves (the first pair gets wet brushing snow and scraping ice), consider normal shoes for the pedals if your boots are huge, and keep sunglasses in the door pocket for snow glare.

And one serious paragraph. If heavy snow ever strands the car, the instinct is to keep the engine running for heat. JAF (the Japan Automobile Federation) tested what happens when the exhaust pipe is buried in snow: cabin carbon monoxide reached the 400 ppm short-term exposure limit in 16 minutes, and the meter's 1,000 ppm ceiling six minutes later. Opening a window 5 cm only delayed the 400 ppm mark to about 40 minutes — it is not a fix. With the area around the exhaust dug clear, almost no CO was detected (JAF user test). The packing conclusion writes itself: dress so that you could sit out an hour with the engine off. That is the real standard for winter car clothing here — and it costs nothing to meet, because it is the same warm layers, blanket and shovel you should have in the car anyway.

Dressing for the winter events

What you can buy after you arrive

Almost everything. Thermal base layers, fleece, hats, gloves, ice grips and heat packs are winter staples in Japanese clothing chains, drugstores and convenience stores, at reasonable prices. The only items worth flying in are the ones that must fit well and work immediately: your boots and your outer shell. Get those right, keep suitcase space for the rest, and buy your backup gloves here.

A packing list in the order you will need it

• Landing (airport → rental counter): mid layer on, shell in hand. Terminals are warm.
• In the car: shell off while driving, spare gloves and sunglasses in the door pocket, blanket and shovel in the trunk, boots' grip checked before the first icy lot.
• City walking (Sapporo/Asahikawa): full three layers, hat, neck warmer, non-slip boots. Small steps at crossings, heated-pavement seams and subway entrances.
• Evening event (Snow Festival, illuminations): add the "standing still" margin — heat packs, warmest socks, and the jacket you almost left at the hotel.
• The dawn coast (Jewelry Ice, cranes, drift ice): everything at once — windproof shell, every mid layer you own, face covered, heat packs in gloves and boots. It is a one-hour commitment at a feels-like of −25 °C, and it is worth every layer.

Frequently asked questions

Q. How cold does it actually get?

Average January lows (JMA 1991–2020): Asahikawa −11.7 °C (11 °F), Kushiro −9.8 °C (14 °F), Sapporo −6.4 °C (20 °F), Hakodate −6.0 °C (21 °F). Individual cold nights go well below the average.

Q. Do I need snow boots, or are ice grips enough?

Grip comes first, whatever delivers it. Waterproof shoes with genuinely non-slip soles plus slip-on ice grips (officially recommended, cheap, sold everywhere in winter) cover most city itineraries; dedicated snow boots earn their bulk in Asahikawa, at the dawn coast, and any time you leave cleared pavement.

Q. Which is colder, Asahikawa or Kushiro?

On the thermometer, Asahikawa. On your face, often Kushiro — its winter wind (5.4–5.9 m/s) is nearly double Sapporo's, and it is constant. Different cold, different gear: maximum insulation for Asahikawa, maximum windproofing for Kushiro.

Q. Will I see the sun?

Depends entirely on which side of the island you are on. Asahikawa's December averages 58.1 sunshine hours — under two hours a day — while Kushiro gets 175.6. The Pacific side has the bluest winter skies in Japan's snow country.

Q. How much snow will be on the ground?

By February, an average maximum depth of 95 cm in Sapporo and 84 cm in Asahikawa — versus 41 cm in Hakodate and 27 cm in Kushiro. Paths are cleared, but expect snow walls, hidden curbs and short sightlines.

Q. What if the car gets stuck in snow?

Do not idle the engine with the exhaust buried — JAF's test hit dangerous cabin CO levels in 16 minutes, and a cracked window is not a fix. Dig the exhaust clear first, and dress warmly enough to wait with the engine off. Full winter-driving guidance is in our winter driving guide.

Before you travel: The figures on this page are 30-year averages (JMA climate normals, 1991–2020) and official announcements as of August 2026 — any given week can be colder, and event details change. Please check official sources, your rental company and road information before you set out.

Hokudora (ホクドラ) is a Hokkaido driving and travel site based in Sapporo. More English guides · 日本語版はこちら