Climate guide for Sapporo, Japan

Best Time to Visit
Sapporo

How to read the score (0–10)
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01 · Japan

About Sapporo

Odori Park runs through the center and hosts the February Snow Festival, while Susukino's lanes hold ramen shops and izakayas, and Nijo Market nearby covers seafood. Ski areas such as Teine and Kokusai sit close enough for a day on the slopes, and the beer museum traces the city's brewing history. The snow season lasts from November through March, with the deepest cover usually in January and February.

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Did you know?

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Travel Tips

01Pack for the profile
Layer for cold mornings and milder afternoons; confirm rental hours before the first lift day near Sapporo.
02Best time & timing
Target January, February, December — that is where comfort scores peak (9.5/10). October is the weakest month at 1.6/10.
03Weather & what to pack
January averages -6°C with 81 mm of rain and about 18 days with 6+ hours of sunshine. Pack insulated layers, a windproof shell and boots with grip.

Things to do in Sapporo

Sapporo, Japan. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Sapporo: the short answer

The best time to visit Sapporo is January, followed by February, December. Those months combine the most usable temperatures with the most reliable snow conditions and the best-value lift days: January averages -6°C with 81 mm of precipitation (water equivalent, snow at resort level) and about 18 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are October, November.

Across the year Sapporo swings from -6°C in January to 23°C in August, a 29-degree spread, while precipitation ranges from 66 mm in December to 164 mm in August. In short, Sapporo is not equally good year-round — the gap between its best and worst month is 7.9 points on the same 10-point scale.

Warmest month: August (23°C). Coolest: January (-6°C). Driest (water equivalent): December (66 mm). Wettest (water equivalent): August (164 mm).

Sapporo month by month

January: the best month of the year in Sapporo

Best window · 9.5/10

January sits at -6°C (21°F), firmly in deep-winter territory. Plan compact outdoor blocks with warm reset points between them rather than full days outside.

81 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with about 18 days with 6+ hours of sunshine and 9.4 hours of daylight.

On our climate-comfort scale this is the top-ranked month of the year for Sapporo at 9.5/10 — the reference point every other month on this page is measured against.

Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.

February ranks 2nd of 12 for Sapporo — one of the best windows

Best window · 9.5/10

At -5°C (23°F) this is proper winter weather in February: layer up and split the day between outdoor highlights and indoor stops.

77 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with about 20 days with 6+ hours of sunshine and 10.5 hours of daylight.

On our climate-comfort scale this is one of the strongest months of the year for Sapporo at 9.5/10 (2nd of 12), just behind January at 9.5/10.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.

March in Sapporo: strong conditions, 4th of 12

Good · 8.2/10

March averages 0°C (32°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 82 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with about 23 days with 6+ hours of sunshine and 12 hours of daylight.

It scores 8.2/10 here, 4th of 12 months, against 9.5/10 in the destination's best month.

Plan for mid-season pricing, with crowds are moderate.

Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.

April in Sapporo: expect compromises

Hardest · 1.7/10

Expect 7°C (45°F) in April. A good month for city streets, viewpoints and long meals; leave swimming for another season.

102 mm of rain makes this a wet month here, though with about 22 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 1.7/10 on the same scale — 5th of 12 months, versus 9.5/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.

If your dates are flexible, January is materially better in Sapporo — 7.8 points higher on the same scale.

May in Sapporo — off-season conditions

Hardest · 1.7/10

May averages 12°C (54°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Monthly rainfall reaches 106 mm — wet for this destination — but about 23 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 1.7/10 here, 6th of 12 months, against 9.5/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.

Pack layers you can shed by midday plus one warm layer for the evening, a waterproof shell rather than an umbrella.

Flexible dates? January scores 7.8 points higher here — enough to change the trip.

June in Sapporo: expect compromises

Hardest · 1.7/10

Temperatures hover around 17°C (63°F) — the kind of month where neither heat nor cold forces the schedule.

122 mm of rain makes this a wet month here, though with about 26 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 1.7/10 on the same scale — 7th of 12 months, versus 9.5/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack layers you can shed by midday plus one warm layer for the evening, a waterproof shell rather than an umbrella.

If your dates are flexible, January is materially better in Sapporo — 7.8 points higher on the same scale.

July in Sapporo — off-season conditions

Hardest · 1.7/10

At 22°C (72°F), skiing in July is a morning proposition: groomers hold up early, while lower runs soften through the afternoon.

127 mm of rain makes this a wet month here, though with about 26 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 1.7/10 on the same scale — 8th of 12 months, versus 9.5/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a waterproof shell rather than an umbrella.

If your dates are flexible, January is materially better in Sapporo — 7.8 points higher on the same scale.

August in Sapporo — off-season conditions

Hardest · 1.7/10

August averages 23°C (73°F) — warm by ski standards, so expect soft afternoon snow low on the mountain and firmer, better riding early.

Monthly rainfall reaches 164 mm — wet for this destination — but about 24 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 1.7/10 here, 9th of 12 months, against 9.5/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a waterproof shell rather than an umbrella.

Flexible dates? January scores 7.8 points higher here — enough to change the trip.

September in Sapporo — off-season conditions

Hardest · 1.7/10

September averages 18°C (65°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Monthly rainfall reaches 132 mm — wet for this destination — but about 23 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 1.7/10 here, 10th of 12 months, against 9.5/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack layers you can shed by midday plus one warm layer for the evening, a waterproof shell rather than an umbrella.

Flexible dates? January scores 7.8 points higher here — enough to change the trip.

October in Sapporo: expect compromises

Hardest · 1.6/10

Expect 11°C (52°F) in October. A good month for city streets, viewpoints and long meals; leave swimming for another season.

119 mm of rain makes this a wet month here, though with about 24 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 1.6/10 on the same scale — 12th of 12 months, versus 9.5/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.

If your dates are flexible, January is materially better in Sapporo — 7.9 points higher on the same scale.

November in Sapporo — the hardest end of the year

Hardest · 1.7/10

Expect 5°C (40°F) in November. A good month for city streets, viewpoints and long meals; leave swimming for another season.

122 mm of rain signals a properly wet month, with only about 18 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 1.7/10 on the same scale — 11th of 12 months, versus 9.5/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella, goggles and a helmet if you are not renting.

If your dates are flexible, January is materially better in Sapporo — 7.8 points higher on the same scale.

December in Sapporo — one of the year's strongest windows (3rd)

Best window · 9.5/10

December averages -3°C (26°F), cold enough that sightseeing works in bursts rather than in one long day on foot.

At 66 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with about 18 days with 6+ hours of sunshine and 9.1 hours of daylight.

A 9.5/10 puts this among the year's best months in Sapporo (3rd of 12); only January scores higher, at 9.5/10.

Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.

FAQ

Frequently asked

When is the best time to visit Sapporo, Japan?
In Ideal Weather mode, the best months to visit Sapporo are January, February, December. January is the single peak month with an Ideal Weather score of 9.5/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Sapporo year-round?
Sapporo has a climate profile suited to snow and ski travel. Average monthly temperatures range from -6°C in January to 23°C in August, with Ideal Weather scores between 1.6 and 9.5 out of 10.
Which months should I avoid in Sapporo?
The lowest Ideal Weather-scoring months in Sapporo are October (1.6/10), April (1.7/10), May (1.7/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Sapporo?
August is the wettest month in Sapporo, averaging about 164 mm of rainfall. December is the driest, at roughly 66 mm.
Which is the sunniest month in Sapporo?
June sees the most sun in Sapporo, with about 26 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Sapporo a good destination for snow and ski travel?
Sapporo is well suited to snow and ski travel. Its highest Ideal Weather window (January, February, December) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Sapporo calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Sapporo: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for snow and ski travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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