Climate Insights for Sapporo
Ishikari Subprefecture, Hokkaido Prefecture, Japan
Climate Overview
The climate in Sapporo is cool. The average annual temperature is 8°C and approximately 1,298 mm of precipitation falls per year. Sapporo receives a notable amount of rainfall throughout the year, including during its driest month. Sapporo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to -9°C. Sapporo experiences heavy snowfall, typically from January through December.The climate in Sapporo is cool. The average annual temperature is 46°F and approximately 51.1 in of precipitation falls per year. Sapporo receives a notable amount of rainfall throughout the year, including during its driest month. Sapporo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 16°F. Sapporo experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Sapporo vary considerably across the year, with a 34°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 25°C with a mean of 21°C. The coldest month is January, when overnight lows fall to -9°C and the daily average is -6°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.Temperatures in Sapporo vary considerably across the year, with a 60°F difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 76°F with a mean of 70°F. The coldest month is January, when overnight lows fall to 16°F and the daily average is 21°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows. The sharpest temperature change occurs between September and October, with a 13°F shift in average temperatures.
Precipitation
Sapporo is a fairly wet location, receiving approximately 1,298 mm of precipitation annually, which averages out to around 108 mm per month. The wettest month is August, averaging 218 mm of rainfall. September and July also tend to see above-average precipitation. The driest month is February, with just 62 mm. That's 156 mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Sapporo receives heavy snowfall, accumulating around 275cm annually from January through December. The snowiest month is December, with approximately 64cm. Winter travel should account for significant snow cover.Sapporo is a fairly wet location, receiving approximately 51.1 in of precipitation annually, which averages out to around 4.3 in per month. The wettest month is August, averaging 8.6 in of rainfall. September and July also tend to see above-average precipitation. The driest month is February, with just 2.4 in. That's 6.1 in less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Sapporo receives heavy snowfall, accumulating around 108in annually from January through December. The snowiest month is December, with approximately 25in. Winter travel should account for significant snow cover.
Wind
Sapporo is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.Sapporo is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is November, averaging 6mph, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1mph between the calmest and windiest months.
Monthly Climate Data
The table below shows monthly climate averages for Sapporo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Sapporo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in inches (in) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.