Climate Overview
The climate in Sangsŏng-ni is cool. The average annual temperature is 9°C and approximately 1267mm of precipitation falls per year. August is the wettest month, receiving around 319mm of rainfall. Sangsŏng-ni is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, December, February, when temperatures can drop to -12°C. Snowfall occurs from January to December, with around 98cm accumulating over the season.
Temperature
Sangsŏng-ni has a wide annual temperature range, spanning 39°C from the coldest to warmest months. The warmest month is August, when average highs reach 27°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -12°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 8°C shift in average temperatures.
Precipitation
Sangsŏng-ni is a fairly wet location, receiving approximately 1267mm of precipitation annually, which averages out to around 106mm per month. The wettest month is August, averaging 319mm of rainfall. July and May also tend to see above-average precipitation. The driest month is January, with just 21mm. That's 299mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 98cm accumulating over the season. February typically sees the most snow at around 27cm.
Wind
Sangsŏng-ni is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
90 days until Autumn
It is currently summer in Sangsŏng-ni, which began on June 21, 2026. Sangsŏng-ni is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 27°C, while the coldest stretch bottoms out in January near -12°C. Autumn is next, beginning on September 23, 2026 — 90 days from now.
Spring
Temperatures range from -1 to 21°C. Precipitation is moderate at around 227mm for the season, averaging 76mm per month. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 15 to 27°C. Rainfall is heavy, totalling around 717mm across the season with a monthly average of 239mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -2 to 23°C. Precipitation is moderate at around 231mm for the season, averaging 77mm per month. Expect around 10cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -12 to 1°C. Rainfall is relatively light, with around 93mm over the season and a monthly average of 31mm. Expect around 68cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for Sangsŏng-ni 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.
