30YearWeather
Sapporo, September 13
Sapporo street view during September
Historical Weather Analysis

Sapporo Weather on September 13 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

21.9°C

High

14.8°C

Low

33%

Rain

☀️ Feels like 22.3°C

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

September 13 is generally a great time to visit Sapporo. While there is a slight chance of rain (33%), showers are usually brief. Expect comfortable 22°C weather. Expect a bustling atmosphere in Sapporo right now—this is when the city truly comes alive with visitors.

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

Sapporo Weather Forecast for September 13

"Mild & Comfortable. Expect average highs of 21.9°C. 33% chance of rain."

What to Wear in Sapporo in September

Based on historical data for September 13, Sapporo typically experiences temperatures between 14.8°C and 21.9°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 33% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Sapporo

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing
  • Umbrella

Average High

extreme-hot

21.9°C

Daytime Peak

Average Low

extreme-cold

14.8°C

Nighttime Low

Feels Like

partly-cloudy-day

22.3°C

☀️ Feels accurate

Rain Chance

rain

33%

Avg 2.9mm if it rains

Cloud Cover

cloudy

65%

Overcast

Pressure

pressure

1014.2 hPa

Medium volatility

Sapporo Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

76%Reliable

Based on 10 years of data

Temperature
±3.0°CModerate
Precipitation
17-70%Unpredictable

This date historically delivers consistent weather 76% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

2.4Low
036811+

Protection Needed

SPF 15 for extended outdoor time

Time to Sunburn

Type I-II

🔴 33 min to burn

Type III-IV

🟡 50 min to burn

Type V-VI

🟢 83 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

77Good
TemperatureWarm
HumidityMuggy
WindBreezy

Dew Point

18.7°C

Noticeable

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Japan

Flight Traffic

High

87/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~213

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Sapporo

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

05:12

☀️ Noon

11:32

🌇 Sunset

17:51

⏱️ Daylight

12h 39m

Golden Hour
Morning05:12 - 05:50
17:14 - 17:51Evening

Wind Speed

wind

16.6 km/h

Gentle breeze

Sunshine

clear-day

8.2 hrs

Direct Sun (Cloud-free)

Humidity

humidity

82%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Sapporo

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Sapporo

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

74/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1014.2 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
34AQI
Good
PM2.5 Concentration13.5 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

High

Seismic Activity

Active seismic zone. Multiple earthquakes per year.

Total events (30y):248
In Sep (30y):61
Last in Sep:2022-09-06
💡 Earthquake risk elevated. Download a seismic alert app.

Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.

"According to 30YearWeather's analysis of 30 years of NASA satellite data, Sapporo on September 13 averages 21.9°C with a 33% precipitation probability. Wedding/Outdoor Event Score: 92/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Sapporo Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2022
26°C
Coldest
2019
10.2°C
Rainiest
2025
52.6mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (September 13) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Sapporo Worth Visiting on September 13?

Planning a trip to Sapporo on September 13? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 21.9°C with a 33% historical precipitation risk.

✈️ Travel Logistics: Approximately 213 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 8 vaccinations are recommended for Japan, including COVID-19.

📊 Historical Extremes: The hottest September 13 recorded in the last 30 years saw temperatures hit 26°C in 2022, while the coldest dropped to 10.2°C in 2019.

Sapporo Weather FAQ