Weather: Jeju Island — July
It's a rainy period, but great for indoor activities, museums, and lower prices. Recommended month to visit.
☔ Climate Overview
July is a wet time to visit Jeju Island. Hot conditions with temperatures reaching 29°C—stay hydrated and seek shade. This is one of the wettest months—waterproof gear is essential. As peak season, expect higher prices and more tourists. Sea temperature of 27°C is perfect for swimming.
Based on weather comfort, crowds, prices, and activity options
29°C
25°C
18days
14.2h
Feels like 34°C / 29°C — humidity makes it feel warmer
254mm
8.4h/day
87%
Very Muggy6.8
High18 km/h (gusts 40)
27°C 🏊 Comfortable
Is July a good time to visit Jeju Island?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Now
--
Air Quality
Travel Context
- CrowdsVery Quiet
- Travel Costs Peak Rates
Daylight
05:35
19:46
Visiting Jeju Island in July: Pros & Cons
Pros
- Warm sea perfect for swimming and snorkeling
- Long daylight hours maximize sightseeing time
Cons
- Frequent rain may disrupt outdoor activities
- Peak season — expect crowds and higher prices
- High humidity makes the heat feel oppressive
Things to Do in July
Recommended for This Weather
Jeju Island Weather by Month
| Month | Avg High | Avg Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition |
|---|---|---|---|---|---|---|---|---|
| Jan | 10°C | 5°C | 9d (59mm) | 5.7h | 70% Humid | 3.3 Moderate | | Good |
| Feb | 10°C | 6°C | 9d (79mm) | 6.3h | 71% Humid | 4.4 Moderate | | Good |
| Mar | 14°C | 9°C | 10d (98mm) | 7.6h | 72% Humid | 6.2 High | | Good |
| Apr | 18°C | 12°C | 8d (93mm) | 8.9h | 72% Humid | 7.8 Very High | | Excellent |
| May | 21°C | 16°C | 9d (129mm) | 9.2h | 77% Humid | 8.2 Very High | | Excellent |
| Jun | 25°C | 21°C | 13d (213mm) | 8h | 85% Very Humid | 7.2 Very High | | Wet |
| Jul Current | 29°C | 25°C | 18d (254mm) | 8.4h | 87% Very Muggy | 6.8 High | | Wet |
| Aug | 30°C | 26°C | 19d (177mm) | 9.9h | 83% Very Muggy | 7.1 Very High | | Wet |
| Sep | 28°C | 24°C | 17d (275mm) | 7.9h | 81% Very Humid | 5.6 High | | Excellent |
| Oct | 22°C | 18°C | 7d (48mm) | 8.2h | 72% Humid | 5.2 High | | Excellent |
| Nov | 17°C | 13°C | 7d (97mm) | 6.9h | 70% Humid | 3.9 Moderate | | Good |
| Dec | 11°C | 7°C | 7d (31mm) | 5.8h | 68% Humid | 3 Moderate | | Good |
Jeju Island
Volcanic island, including waterfalls, Hallasan Mountain hike and Seongsan Sunrise Peak, lava tubes, beaches, and Hallasan crater.
View Full Destination Guide
What to Pack for July
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.
🎒Personalized Packing List
Tell us about your trip and we'll create a custom packing list based on the weather.
Your Packing List
📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health
Planning a trip to Jeju Island?
Frequently Asked Questions
Is July a good time to visit Jeju Island?
Does it get cold at night in Jeju Island in July?
What should I pack for Jeju Island in July?
Does it rain a lot in Jeju Island in July?
Can you swim in Jeju Island in July?
How many hours of daylight are there in Jeju Island in July?
Is July peak season in Jeju Island?
More Jeju Island Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Where to Stay
Best neighborhoods and hotel recommendations
Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
Coming soon
Overview
Complete travel guide for Jeju Island: top things to do, itineraries, and typical costs.