Jeollanam-do (Incheon)
May
Weather in Jeollanam-do for May 2026
Your guide to Jeollanam-do weather in May - trends and predictions
Until now, May 2026 in Jeollanam-do has been nearly identical to the historical average, with a temperature of 19.8 °C (showing only a slight deviation of 0.3 °C).
The forecast for the coming days of May 2026 predicts a temperature of 25 °C , which is warmer than usual.
In general, the average temperature in Jeollanam-do at the beginning of May is 19.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.3 °C by the end of May.
The climate of Jeollanam-do in May is notably wet, with an average of 14 rainy days, and a total of 97.7 mm of precipitation.
Temperatures
Rain 🌧️
17
Dry days
14
Rainy days
0
Snow days
22°/11°
Temperatures
20 km/h
Avg max wind
70 %
Avg humidity
Jeollanam-do Weather May
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Temperatures trend during May in Jeollanam-do
See the weather trend as well as the moving average line
May weather in Jeollanam-do day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain shower | 18° /8° | 4.9 mm | 6 | |
| 2 May |  Partly cloudy | 20° /8° | 0 mm | 7 | |
| 3 May |  Moderate or heavy rain shower | 18° /9° | 11.8 mm | 4 | |
| 4 May | Partly cloudy | 21° /8° | 0 mm | 7 | |
| 5 May | Light rain shower | 19° /9° | 15.5 mm | 6 | |
| 6 May | Patchy rain possible | 19° /9° | 2.6 mm | 6 | |
| 7 May | Light rain shower | 21° /9° | 1.1 mm | 6 | |
| 8 May | Patchy rain possible | 20° /8° | 1 mm | 6 | |
| 9 May |  Sunny | 19° /8° | 4 mm | 7 | |
| 10 May | Partly cloudy | 19° /9° | 1.3 mm | 5 | |
| 11 May | Partly cloudy | 25° /11° | 0 mm | 7.9 | |
| 12 May |  Moderate rain | 18° /13° | 19.3 mm | 7.1 | |
| 13 May | Partly cloudy | 25° /12° | 0 mm | 5 | |
| 14 May | Sunny | 26° /13° | 0.1 mm | 5 | |
| 15 May | Sunny | 27° /13° | 0 mm | 5 | |
| 16 May | Sunny | 29° /14° | 0 mm | 6 | |
| 17 May | Sunny | 29° /14° | 0 mm | 6 | |
| 18 May | Partly cloudy | 28° /15° | 0 mm | 6 | |
| 19 May |  Overcast | 20° /16° | 0 mm | 4 | |
| 20 May | Sunny | 26° /15° | 0 mm | 5 | |
| 21 May | Moderate rain | 21° /17° | 8.2 mm | 4 | |
| 22 May |  Cloudy | 24° /17° | 0 mm | 5 | |
| 23 May | Patchy rain possible | 24° /19° | 1.8 mm | 5 | |
| 24 May | Overcast | 28° /17° | 0 mm | 5 | |
| 25 May | Partly cloudy | 25° /13° | 0 mm | 7 | |
| 26 May | Light rain shower | 25° /11° | 5.4 mm | 6 | |
| 27 May | Overcast | 23° /13° | 0.1 mm | 6 | |
| 28 May | Sunny | 26° /12° | 0.8 mm | 6 | |
| 29 May | Sunny | 27° /13° | 0.3 mm | 7 | |
| 30 May | Overcast | 26° /13° | 0.1 mm | 6 | |
| 31 May | Overcast | 25° /13° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Jeollanam-do 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 Jeollanam-do forecast closer to your planned date for the most up-to-date weather information.
Change Month
Jeollanam-do in May - FAQ
What are the expected maximum and minimum temperatures in Jeollanam-do during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Jeollanam-do during May?
Moderate rainfall is anticipated in Jeollanam-do during May, with a total of 97.7 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Jeollanam-do during May?
The average wind speed in Jeollanam-do during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Jeollanam-do
Explore the daily rainfall trends and prepare for Jeollanam-dos May weather 💧
Typically, Jeollanam-do has 14 rainy days in May with a total of 97.7 mm of rainfall.
UV exposure in Jeollanam-do during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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