Climate Insights for Hongwŏn

The climate in Hongwŏn is temperate. The average annual temperature is 11°C and approximately 1027mm of precipitation falls per year. August is the wettest month, receiving around 208mm of rainfall. Hongwŏn 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 -5°C. Snowfall occurs from January to December, with around 87cm accumulating over the season.

Temperatures in Hongwŏn vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 24°C. The coldest month is January, when overnight lows fall to -5°C and the daily average is -2°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Hongwŏn is a moderately rainy area, receiving approximately 1027mm of precipitation annually, which averages out to around 86mm per month. The wettest month is August, averaging 208mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 26mm. That's 183mm 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 24cm.

Hongwŏn is relatively calm, with an average annual wind speed of 12km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 10km/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. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 13km/h in winter, 13km/h in spring, 10km/h in summer, 11km/h in autumn.

It is currently summer in Hongwŏn, which began on June 21, 2026. Hongwŏn 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 26°C, while the coldest stretch bottoms out in January near -5°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

The table below shows monthly climate averages for Hongwŏn 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.