Ulsan
October
Weather in Ulsan for October 2025
Your guide to Ulsan weather in October - trends and predictions
In general, the average temperature in Ulsan at the beginning of October is 20.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 19.4 °C by the end of October.
Ulsan in October brings notable rainfall, with an average of 17 rainy days and a total precipitation of 265.4 mm.
Temperatures
Rain 🌧️
14
Dry days
17
Rainy days
0
Snow days
21°/14°
Temperatures
17 km/h
Avg max wind
77 %
Avg humidity
Ulsan Weather October
Move between months or click on a day
Temperatures trend during October in Ulsan
See the weather trend as well as the moving average line
October weather in Ulsan day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Cloudy | 27° /17° | 0.7 mm | 6 | |
| 2 Oct. | Cloudy | 19° /14° | 0 mm | 4 | |
| 3 Oct. |  Heavy rain at times | 18° /14° | 10.5 mm | 4 | |
| 4 Oct. |  Patchy rain possible | 21° /13° | 2.4 mm | 5 | |
| 5 Oct. |  Partly cloudy | 22° /13° | 0.1 mm | 6 | |
| 6 Oct. |  Moderate rain at times | 21° /15° | 4.1 mm | 5 | |
| 7 Oct. | Heavy rain at times | 18° /14° | 9 mm | 4 | |
| 8 Oct. | Moderate rain at times | 20° /13° | 2.9 mm | 5 | |
| 9 Oct. | Patchy rain possible | 20° /13° | 0.6 mm | 5 | |
| 10 Oct. | Cloudy | 21° /12° | 0.4 mm | 5 | |
| 11 Oct. | Patchy rain possible | 22° /12° | 0.1 mm | 5 | |
| 12 Oct. |  Sunny | 22° /12° | 0 mm | 6 | |
| 13 Oct. |  Overcast | 22° /13° | 0 mm | 5 | |
| 14 Oct. | Heavy rain at times | 23° /17° | 22.2 mm | 5 | |
| 15 Oct. | Moderate or heavy rain shower | 23° /17° | 38.9 mm | 5 | |
| 16 Oct. | Overcast | 23° /16° | 0 mm | 5 | |
| 17 Oct. | Partly cloudy | 21° /15° | 0 mm | 6 | |
| 18 Oct. | Moderate or heavy rain shower | 24° /18° | 23.9 mm | 5 | |
| 19 Oct. | Moderate rain at times | 22° /13° | 3.4 mm | 5 | |
| 20 Oct. | Overcast | 17° /12° | 0 mm | 4 | |
| 21 Oct. | Moderate or heavy rain shower | 19° /16° | 28.1 mm | 4 | |
| 22 Oct. | Moderate or heavy rain shower | 20° /16° | 101.9 mm | 5 | |
| 23 Oct. | Cloudy | 20° /10° | 11.5 mm | 5 | |
| 24 Oct. | Sunny | 19° /8° | 0 mm | 5 | |
| 25 Oct. | Patchy rain possible | 20° /12° | 0.1 mm | 5 | |
| 26 Oct. | Cloudy | 20° /14° | 0 mm | 5 | |
| 27 Oct. | Heavy rain at times | 19° /13° | 3.5 mm | 4 | |
| 28 Oct. | Patchy rain possible | 18° /12° | 1.1 mm | 4 | |
| 29 Oct. | Cloudy | 19° /12° | 0 mm | 4 | |
| 30 Oct. | Sunny | 20° /10° | 0 mm | 6 | |
| 31 Oct. | Patchy rain possible | 20° /14° | 0.1 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Ulsan in October 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 Ulsan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Ulsan in October - FAQ
What are the expected maximum and minimum temperatures in Ulsan during October?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Ulsan during October?
Significant rainfall exceeding 265.4 mm is expected in Ulsan during October, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ulsan during October?
The average wind speed in Ulsan during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Ulsan
Explore the daily rainfall trends and prepare for Ulsans October weather 💧
UV exposure in Ulsan during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
Quick links
More Ulsan weather pages
You are here
Where is Ulsan?Get accurate weather forecasts for Ulsan, located at latitude 35.537 and longitude 129.317. Stay updated with localized weather information tailored for Ulsan.
Found a mistake?
We appreciate your attention to details. Tell us here.