Sapporo
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Sapporo Weather in August

August in Sapporo brings high temperatures, with highs of 25°C (77°F) and nights dropping to 18°C (64°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Sapporo in August

With peak rainfall occurring this month, heavy downpours are common. It's advisable to have a poncho on hand to manage the rain. Typically, you can expect about 18 days of rain this month, with 186 mm (7.3 in) on average. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Sapporo in August

In August, expect high temperatures in Sapporo, with highs of 25°C (77°F) and lows of 18°C (64°F) at night. August is part of summer. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it is the warmest month of the year.

Sunshine in Sapporo in August

The month brings about 172 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, June typically offers the best circumstances for Sapporo.

Sapporo Temperature in August

Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Chance of Rain
61%
Precipitation
186 mm (7.3 in)
Rainy days
18 days
Humidity
75%
Sunshine
172 hours
Percentage Sunshine

Sapporo Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sapporo - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Sapporo typically stay consistent throughout August, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows typically ranging from 18°C (64°F) to 20°C (68°F).

Average temperatures in August

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather records for Sapporo in August

Browse day-by-day weather records for Sapporo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Sapporo historical weather extremes in August

Based on 50 years of weather observations in Sapporo between 1976 and 2026, these are the recorded extremes.

  • The hottest August day on record in Sapporo reached 36°C (97°F) (August 7, 1994).
  • On August 29, 1980, Sapporo saw its coldest August day with temperatures maxing out at 17°C (63°F).
  • The coldest night in August in Sapporo was on August 25, 1979, with a minimum of 8°C (46°F).

Best Places in Japan in August

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Sapporo in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Sapporo in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Sapporo 3-Day Forecast

More climate data for Sapporo

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.