Climate Overview
The climate in Sijung is cool. The average annual temperature is 7°C and approximately 1110mm of precipitation falls per year. August is the wettest month, receiving around 242mm of rainfall. Sijung is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -21°C. Snowfall occurs from January to December, with around 87cm accumulating over the season.
Temperature
Sijung has a wide annual temperature range, spanning 48°C from the coldest to warmest months. The warmest month is July, when average highs reach 27°C and the mean temperature sits around 23°C. January brings the harshest conditions, with lows dropping to -21°C and an average temperature of -13°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 10°C shift in average temperatures.
Precipitation
Sijung is a moderately rainy area, receiving approximately 1110mm of precipitation annually, which averages out to around 92mm per month. The wettest month is August, averaging 242mm of rainfall. July and June also tend to see above-average precipitation. The driest month is January, with just 17mm. That's 226mm 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 87cm accumulating over the season. February typically sees the most snow at around 19cm.
Wind
Sijung is relatively calm, with an average annual wind speed of 11km/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 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Sijung, which began on March 20, 2026. Sijung 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 July at around 27°C, while the coldest stretch bottoms out in January near -21°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -4 to 20°C. Precipitation is moderate at around 221mm for the season, averaging 74mm per month. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 14 to 27°C. Rainfall is heavy, totalling around 596mm across the season with a monthly average of 199mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -5 to 23°C. Precipitation is moderate at around 225mm for the season, averaging 75mm per month. Expect around 18cm of snow accumulation during this period. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -21 to -2°C. Rainfall is relatively light, with around 67mm over the season and a monthly average of 22mm. Expect around 47cm of snow accumulation during this period. Winds are generally light, averaging 10km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Best Time to Visit
The best time to visit Sijung is during September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 94mm per month. By contrast, July can be uncomfortably hot with highs reaching 27°C, while January is the coldest period with lows dropping to -21°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Sijung 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.