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.
Gumi Weather in May
Gumi in May sees high daytime temperatures of 26°C (79°F) and nighttime lows of 13°C (55°F). Rainfall is fairly high this month at around 89 mm (3.5 in), so pack a rain jacket to stay dry.
Rainfall in Gumi in May
On average, there are about 8 days with rain during this month, averaging 89 mm (3.5 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Gumi in May
May is a excellent month in Gumi, with 26°C (79°F) during the day and 13°C (55°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Gumi in May
Expect a lot of sunshine this month, with about 230 hours of sun. These sunny conditions add to the overall experience.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May and October typically offer the best weather for Gumi.
Gumi Temperature in May
Min Temperature
13°C (55°F)
Max Temperature
26°C (79°F)
Chance of Rain
26%
Precipitation
89 mm (3.5 in)
Rainy days
8 days
Humidity
56% *
Sunshine
230 hours *
Percentage Sunshine
51% *
* Data from: Daegu, South Korea (37 KM, 23 Miles).
Gumi Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gumi - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gumi typically rise from around 23°C (73°F) at the start of May to approximately 27°C (81°F) by the end. Nights are cool, with lows typically ranging from 10°C (50°F) to 15°C (59°F).
Average temperatures in May
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 May
Historical weather records for Gumi in May
Browse day-by-day weather records for Gumi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gumi historical weather extremes in May
Based on 50 years of weather observations in Gumi between 1976 and 2026, these are the recorded extremes.
- Gumi recorded its highest May temperature of 36°C (97°F) on May 31, 2014.
- The coldest May day was on May 7, 2002, with a maximum of 11°C (52°F).
- Gumi registered its coldest May night on May 9, 2003, with temperatures dropping to 4°C (39°F).
Best Places in South Korea in May
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 May →
perfect weather
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Gumi in May
Warm weather calls for comfortable, breathable clothing in May. 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Gumi in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Gumi 3-Day Forecast
More climate data for Gumi
Temperature Rainfall Sunshine Humidity
See the full Gumi climate overview or explore weather in South Korea.
Popular in May
Where to go in May - average daytime high across popular destinations.
Seoul
24°C (75°F) Jeonju25°C (77°F) Suwon24°C (75°F) Gyeongju25°C (77°F) Seogwipo
22°C (72°F) Incheon21°C (70°F) Busan22°C (72°F) Jeju20°C (68°F) Bucket list
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Mud festival in South Korea
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