What is the weather like in Sapporo in September?

Expect temperatures between 14°C and 22°C with 31% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Sapporo in September?

Sapporo in September scores 63/100 based on 30 years of climate data. Worthwhile timing with some trade-offs.

Who should visit Sapporo in September?

September in Sapporo is ideal for: Cultural tourists, Business travelers.

Sapporo Weather in September | 30-Year Forecast

Avg High

22°C

Hottest around day 1

Avg Low

14°C

Coolest around day 24

Rainy Days

27days

31% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Sapporo

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

JPY

¥ Japanese yen

Language

Japanese

Driving

Left side

Connect

Traveler SIM cards can be bought in BIC ...

Safety

Very High Safety

GPI: 1.336

Travel Intelligence

Exclusive flight analytics & health data for Sapporo

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate

54/ 100

Traffic Index

Balanced traffic

Peak Daily Arrivals

slots per day

Peak

Feb

Low

Apr

Monthly Traffic Distribution

231

Jan

244

Feb

236

Mar

166

Apr

167

May

217

Jun

236

Jul

237

Aug

213

Sep

205

Oct

217

Nov

215

Dec

Traffic Level

Low Season

Key Connections

Tokyo (HND)

Tokyo Narita (NRT)

Sendai (SDJ)

Tokoname Chubu Centrair (NGO)

Seoul Incheon (ICN)

Health & Safety Advisory

CDC travel health recommendations

8 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Japan. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Japan.

Japanese Encephalitis

Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Japan.If rabies exposures occur while in Japan, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+2 more

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Sapporo?

👌Worthwhile timing with some trade-offs(63/100)

Short Answer

Sapporo's September delivers on its reputation: 22°C, 31% rain, 8.3h sunshine. The trade-off? Peak crowds and prices at 87% capacity.

Decision Factors

Vaccinations required

Yellow Fever

Seismically active region

61 earthquakes recorded in this month (30-year data)

Very high humidity

81% average humidity

Peak tourist season

87% of annual peak - expect crowds and high prices

Ideal temperature range

21.6°C - perfect for sightseeing and outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Hantavirus, Tuberculosis (TB)

Good For

🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere
👴
Elderly travelers
81% humidity creates difficult conditions

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Sapporo in September averages 22°C with 31% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Sapporo in September

What are the temperatures in Sapporo in September?

Daytime highs average 22°C, nights drop to 14°C. Temperatures remain fairly consistent.

How many rainy days in Sapporo in September?

Expect around 27 days with measurable rainfall. An umbrella is advisable.

What to wear in Sapporo in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Sapporo?

This is shoulder season—moderate prices and manageable crowds.

Sapporo Weather in September

Sapporo September Weather Calendar