Climate Insights for Hŭngnam

The climate in Hŭngnam is temperate. The average annual temperature is 11°C and approximately 1103mm of precipitation falls per year. August is the wettest month, receiving around 219mm of rainfall. Hŭngnam 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 -4°C. Snowfall occurs from January to December, with around 70cm accumulating over the season.

Temperatures in Hŭngnam vary considerably across the year, with a 30°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 -4°C and the daily average is -1°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Hŭngnam is a moderately rainy area, receiving approximately 1103mm of precipitation annually, which averages out to around 92mm per month. The wettest month is August, averaging 219mm of rainfall. July and September also tend to see above-average precipitation. The driest month is January, with just 22mm. That's 198mm 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 70cm accumulating over the season. February typically sees the most snow at around 22cm.

Hŭngnam is mildly breezy, with an average annual wind speed of 16km/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 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap 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 18km/h in winter, 16km/h in spring, 13km/h in summer, 15km/h in autumn.

It is currently summer in Hŭngnam, which began on June 21, 2026. Hŭngnam 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 -4°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

The table below shows monthly climate averages for Hŭngnam 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.