Jeju City
May
Weather in Jeju City for May 2025
Your guide to Jeju City weather in May - trends and predictions
In general, the average temperature in Jeju City at the beginning of May is 18.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.7 °C by the end of May.
Jeju City in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 173.8 mm.
Is May a good time to visit Jeju City? check out the best time to travel to Jeju City page.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
20°/15°
Temperatures
18 km/h
Avg max wind
69 %
Avg humidity
Jeju City in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  16° | 2  18° | 3  19° | 4  20° | |||
| 5  20° | 6 20° | 7 18° | 8 18° | 9 19° | 10 21° | 11 20° |
| 12 19° | 13 18° | 14 20° | 15 21° | 16 22° | 17 22° | 18 21° |
| 19 21° | 20 21° | 21 21° | 22 22° | 23 22° | 24 22° | 25 23° |
| 26 22° | 27 23° | 28 23° | 29 23° | 30 23° | 31 22° |
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Temperatures trend during May in Jeju City
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Cloudy | 16° /11° | 5.8 mm | 4 | |
| 2 May | Patchy rain possible | 18° /12° | 0.1 mm | 4 | |
| 3 May | Sunny | 19° /11° | 3.5 mm | 5 | |
| 4 May | Moderate or heavy rain shower | 20° /13° | 34.6 mm | 5 | |
| 5 May | Overcast | 20° /15° | 41.2 mm | 5 | |
| 6 May | Patchy rain possible | 20° /14° | 3.7 mm | 5 | |
| 7 May | Cloudy | 18° /13° | 5.9 mm | 4 | |
| 8 May | Patchy rain possible | 18° /13° | 0.9 mm | 5 | |
| 9 May | Sunny | 19° /12° | 0 mm | 5 | |
| 10 May | Sunny | 21° /14° | 0.3 mm | 5 | |
| 11 May | Moderate rain at times | 20° /15° | 5.2 mm | 5 | |
| 12 May | Moderate or heavy rain shower | 19° /14° | 4.4 mm | 4 | |
| 13 May | Overcast | 18° /13° | 1.7 mm | 5 | |
| 14 May | Cloudy | 20° /14° | 1.1 mm | 5 | |
| 15 May | Moderate or heavy rain shower | 21° /14° | 4.5 mm | 5 | |
| 16 May | Sunny | 22° /16° | 2.3 mm | 6 | |
| 17 May | Overcast | 22° /15° | 0.1 mm | 5 | |
| 18 May | Sunny | 21° /15° | 17.5 mm | 5 | |
| 19 May | Overcast | 21° /16° | 0.1 mm | 5 | |
| 20 May | Moderate or heavy rain shower | 21° /15° | 17.3 mm | 5 | |
| 21 May | Sunny | 21° /15° | 0 mm | 6 | |
| 22 May | Sunny | 22° /16° | 0.2 mm | 6 | |
| 23 May | Sunny | 22° /16° | 0 mm | 6 | |
| 24 May | Patchy rain possible | 22° /16° | 1 mm | 5 | |
| 25 May | Sunny | 23° /16° | 0 mm | 6 | |
| 26 May | Patchy rain possible | 22° /16° | 5.8 mm | 5 | |
| 27 May | Cloudy | 23° /16° | 2.6 mm | 6 | |
| 28 May | Sunny | 23° /17° | 0.3 mm | 6 | |
| 29 May | Sunny | 23° /17° | 2.2 mm | 6 | |
| 30 May | Overcast | 23° /17° | 6.2 mm | 5 | |
| 31 May | Sunny | 22° /17° | 5.1 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Jeju City in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Jeju City forecast closer to your planned date for the most up-to-date weather information.
Jeju City in May - FAQ
What are the expected maximum and minimum temperatures in Jeju City during May?
During May, expect a variety of temperatures with highs around 20° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jeju City during May?
Significant rainfall exceeding 173.8 mm is expected in Jeju City during May, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jeju City during May?
The average wind speed in Jeju City during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Jeju City in May?
As you prepare for your trip to Jeju City in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Jeju City, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Umbrellas/Raincoats: For rainy days
May rainfall patterns in Jeju City
Explore the daily rainfall trends and prepare for Jeju Citys May weather 💧
UV exposure in Jeju City during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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