Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
Hwaseong in July sees high temperatures, with highs around 28°C (82°F) and overnight lows of 22°C (72°F). Rainfall is at its peak this month, around 287 mm (11 in) on average, so waterproofs are essential.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. May and October typically offer the best weather for Hwaseong.
Pick a month to see the average temperature, rainfall and sunshine in Hwaseong - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Hwaseong typically stay consistent throughout July, with daily highs averaging around 28°C (82°F). Nights are warm, with lows typically ranging from 21°C (70°F) to 24°C (75°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Hwaseong spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 50 years of weather observations in Hwaseong between 1976 and 2026, these are the recorded extremes.
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 July →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Hwaseong climate overview or explore weather in South Korea.
Where to go in July - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
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