Incheon
May
Weather in Incheon for May 2027
Your guide to Incheon weather in May - trends and predictions
In general, the average temperature in Incheon at the beginning of May is 19.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.2 °C by the end of May.
Incheon experiences moderate rainfall in May, with an average of 9 rainy days and a total precipitation of 97.5 mm.
Is May a good time to visit Incheon? check out the best time to travel to Incheon page.
Temperatures
Rain 🌧️
More
22
Dry days
9
Rainy days
0
Snow days
23°/12°
Temperatures
20 km/h
Avg max wind
70 %
Avg humidity
Incheon Weather May
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Temperatures trend during May in Incheon
See the weather trend as well as the moving average line
May weather in Incheon day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain | 18° /9° | 4.9 mm | 6 | |
| 2 May |  Partly cloudy | 20° /9° | 0 mm | 7 | |
| 3 May |  Moderate rain | 18° /9° | 11.8 mm | 4 | |
| 4 May | Partly cloudy | 20° /9° | 0 mm | 7 | |
| 5 May | Moderate rain | 19° /9° | 15.5 mm | 6 | |
| 6 May | Light rain | 19° /9° | 2.6 mm | 6 | |
| 7 May |  Light rain shower | 20° /10° | 1.1 mm | 6 | |
| 8 May | Patchy rain possible | 20° /9° | 1 mm | 6 | |
| 9 May | Light rain | 19° /8° | 4 mm | 7 | |
| 10 May | Partly cloudy | 20° /9° | 0.9 mm | 7 | |
| 11 May | Patchy rain possible | 22° /11° | 2.1 mm | 7 | |
| 12 May | Light rain | 20° /11° | 7.5 mm | 7 | |
| 13 May |  Sunny | 24° /11° | 0 mm | 7 | |
| 14 May | Sunny | 25° /11° | 0 mm | 7 | |
| 15 May | Light rain shower | 23° /13° | 2 mm | 7 | |
| 16 May | Moderate rain | 22° /13° | 17.6 mm | 7 | |
| 17 May |  Overcast | 25° /12° | 0.6 mm | 7 | |
| 18 May | Sunny | 26° /12° | 0 mm | 8 | |
| 19 May | Sunny | 25° /12° | 0.7 mm | 7 | |
| 20 May | Moderate rain | 24° /15° | 14.2 mm | 5 | |
| 21 May | Sunny | 25° /16° | 0.1 mm | 6 | |
| 22 May | Patchy rain possible | 25° /15° | 0.5 mm | 7 | |
| 23 May | Sunny | 25° /14° | 0.6 mm | 8 | |
| 24 May | Sunny | 24° /13° | 0 mm | 8 | |
| 25 May | Partly cloudy | 25° /14° | 0 mm | 8 | |
| 26 May | Light rain | 24° /14° | 7.8 mm | 4 | |
| 27 May | Overcast | 23° /15° | 0.8 mm | 5 | |
| 28 May | Sunny | 24° /14° | 0.8 mm | 5 | |
| 29 May | Sunny | 26° /13° | 0.2 mm | 8 | |
| 30 May | Overcast | 26° /13° | 0.1 mm | 8 | |
| 31 May | Overcast | 26° /14° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Incheon 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 Incheon forecast closer to your planned date for the most up-to-date weather information.
Change Month
Incheon in May - FAQ
What are the expected maximum and minimum temperatures in Incheon during May?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Incheon during May?
Moderate rainfall is anticipated in Incheon during May, with a total of 97.5 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Incheon during May?
The average wind speed in Incheon during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Incheon
Explore the daily rainfall trends and prepare for Incheons May weather 💧
Typically, Incheon has 9 rainy days in May with a total of 97.5 mm of rainfall.
UV exposure in Incheon during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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