May 21 is statistically one of the best days of the year in Jeonju. With minimal rain risk (14%) and pleasant highs of 24°C, it's ideal for outdoor adventures. Moderate travel demand makes this an excellent time for a balanced Jeonju experience.
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Essential Travel Info for Jeonju
Currency
KRW
₩ South Korean won
Language
Korean
Driving
Right side
Connect
Just like in the rest of Korea, internet...
Safety
High Safety
GPI: 1.779
Jeonju Weather Forecast for May 21
"Mild & Comfortable. Expect average highs of 24.3°C. 14% chance of rain."
What to Wear in Jeonju in May
Based on historical data for May 21, Jeonju typically experiences temperatures between 13°C and 24.3°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Jeonju
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
24.3°C
Daytime Peak
Average Low
13°C
Nighttime Low
Feels Like
25°C
☀️ Feels accurate
Rain Chance
14%
Avg 1.1mm if it rains
Cloud Cover
56%
Overcast
Pressure
1010.9 hPa
Medium volatility
Jeonju Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 19:00
Type I-II
🔴 15 min to burn
Type III-IV
🟡 23 min to burn
Type V-VI
🟢 38 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
18.9°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in South Korea
Flight Traffic
Moderate
40/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~17
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Jeonju
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:23
☀️ Noon
12:29
🌇 Sunset
19:35
⏱️ Daylight
14h 11m
Wind Speed
13.7 km/h
Gentle breeze
Sunshine
10.4 hrs
Direct Sun (Cloud-free)
Humidity
72%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Jeonju
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Jeonju
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Mild discomfort possible for arthritic conditions.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Jeonju on May 21 averages 24.3°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Jeonju Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (May 21) in other destinations
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📍 Is Jeonju Worth Visiting on May 21?
Planning a trip to Jeonju on May 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 24.3°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 17 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 10 vaccinations are recommended for South Korea, including COVID-19.
📊 Historical Extremes: The hottest May 21 recorded in the last 30 years saw temperatures hit 29.5°C in 2025, while the coldest dropped to 9.1°C in 2018.