Yeosu Weather in August
Yeosu in August sees high daytime temperatures of 29°C (84°F) and nighttime lows of 25°C (77°F). As part of the rainy season, showers are frequent and often heavy. Budget around 232 mm (9.1 in) of rainfall for the month.
Rainfall in Yeosu in August
Yeosu is in the rainy season in August, with rain on around 11 days and an average of 232 mm (9.1 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Yeosu in August
In August, Yeosu sees high temperatures, with highs of 29°C (84°F). Nights drop to around 25°C (77°F). This kind of day-to-night contrast is typical for this time of year. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding. It's the warmest month of the year on average, so summer clothing is the way to go.
Sunshine in Yeosu in August
The city usually sees around 196 hours of sunlight, indicating many sunny days despite it being the rainy season.For Yeosu itself, October generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Yeosu's climate page.
Yeosu Temperature in August
Min Temperature
25°C (77°F)
Max Temperature
29°C (84°F)
Chance of Rain
36%
Precipitation
232 mm (9.1 in)
Rainy days
11 days
Humidity
82% *
Sunshine
196 hours *
Percentage Sunshine
47% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Yeosu typically stay consistent throughout August, with daily highs averaging around 29°C (84°F). Nights are warm, with lows typically ranging from 21°C (70°F) to 24°C (75°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Yeosu in August
Browse day-by-day weather records for Yeosu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Yeosu historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Yeosu.
- On August 5, 2018, temperatures climbed to 38°C (100°F), marking the warmest August day on record.
- Yeosu experienced its chilliest August day on August 7, 1993, reaching only 21°C (70°F).
- The lowest overnight temperature recorded in August was 15°C (59°F) (August 28, 1979).
Best Places in South Korea in August
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in August →
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What to Wear in Yeosu in August
Warm but pleasant conditions in Yeosu in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Yeosu in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Yeosu's climate page.
Temperature Rainfall Sunshine Humidity
See the full Yeosu climate overview or explore weather in South Korea.
