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Weather in Gangwon-do for September 2025

Your guide to Gangwon-do weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Gangwon-do at the beginning of September is 25 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.3 °C by the end of September.

  • Rain 🌧️

  • The climate of Gangwon-do in September is notably wet, with an average of 14 rainy days, and a total of 198.5 mm of precipitation.

  • More

  • Is September a good time to visit Gangwon-do? check out the best time to travel to Gangwon-do page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/14°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Gangwon-do in September average weather

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Temperatures trend during September in Gangwon-do

See the weather trend as well as the moving average line
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September weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
28° /14° 0 mm 6
2 Sept. Patchy light rain
Patchy light rain
20° /14° 1.4 mm 5
3 Sept. Patchy rain possible
Patchy rain possible
25° /15° 0.4 mm 6
4 Sept. Sunny
Sunny
28° /11° 0 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
27° /15° 0.5 mm 6
6 Sept. Light rain shower
Light rain shower
20° /18° 5.5 mm 5
7 Sept. Patchy rain possible
Patchy rain possible
27° /16° 1.9 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
30° /16° 0.5 mm 7
9 Sept. Light rain shower
Light rain shower
28° /17° 0.9 mm 6
10 Sept. Fog
Fog
31° /17° 0 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
32° /18° 0.8 mm 7
12 Sept. Light rain shower
Light rain shower
25° /19° 7 mm 6
13 Sept. Light rain shower
Light rain shower
26° /18° 6.2 mm 6
14 Sept. Light rain shower
Light rain shower
28° /18° 1.5 mm 6
15 Sept. Light rain shower
Light rain shower
24° /18° 1.5 mm 5
16 Sept. Patchy rain possible
Patchy rain possible
28° /16° 0.1 mm 6
17 Sept. Light rain shower
Light rain shower
27° /19° 2.3 mm 6
18 Sept. Light rain shower
Light rain shower
26° /18° 9.1 mm 6
19 Sept. Light rain shower
Light rain shower
27° /19° 10.1 mm 6
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
27° /15° 21.6 mm 6
21 Sept. Heavy rain
Heavy rain
17° /11° 122.5 mm 4
22 Sept. Light drizzle
Light drizzle
17° /13° 2.3 mm 4
23 Sept. Mist
Mist
20° /7° 0 mm 5
24 Sept. Overcast
Overcast
22° /6° 0 mm 5
25 Sept. Mist
Mist
24° /9° 0 mm 5
26 Sept. Light rain shower
Light rain shower
22° /13° 1.4 mm 5
27 Sept. Fog
Fog
24° /12° 0.8 mm 5
28 Sept. Patchy rain possible
Patchy rain possible
18° /12° 0.1 mm 4
29 Sept. Mist
Mist
22° /9° 0 mm 5
30 Sept. Sunny
Sunny
24° /8° 0 mm 6
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Important Notice
Our weather forecast for Gangwon-do in September 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 Gangwon-do forecast closer to your planned date for the most up-to-date weather information.

Gangwon-do in September - FAQ

What are the expected maximum and minimum temperatures in Gangwon-do during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Gangwon-do during September?
Significant rainfall exceeding 198.5 mm is expected in Gangwon-do during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gangwon-do during September?
The average wind speed in Gangwon-do during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Gangwon-do in September?

As you prepare for your trip to Gangwon-do in September, 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 Gangwon-do, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Gangwon-do

Explore the daily rainfall trends and prepare for Gangwon-dos September weather 💧

UV exposure in Gangwon-do during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Gangwon-do?

Get accurate weather forecasts for Gangwon-do, located at latitude 37.37 and longitude 128.393. Stay updated with localized weather information tailored for Gangwon-do.

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