Sosan
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Sosan Weather in September

During September, Sosan experiences high daytime temperatures of 26°C (79°F) and cooler nights around 19°C (66°F). As part of the summer season, expect quite a bit of rainfall. Around 140 mm (5.5 in) is typical.

Rainfall in Sosan in September

This month experiences about 8 days of rain according to historical data, averaging 140 mm (5.5 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Sosan in September

Sosan in September gets highs of 26°C (79°F) during the day and drops to 19°C (66°F) at night. Summer occurs in September. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Sosan in September

With approximately 196 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Wind Speed in Sosan in September

Average wind conditions reach 1 m/s (2 knots) in September. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

Average water temperature in September

At 23°C (73°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

Should you favor a climate that's both dry and comfortably warm, May and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Sosan Temperature in September

Min Temperature
19°C (66°F)
Max Temperature
26°C (79°F)
Water Temperature
23°C (73°F)
Chance of Rain
28%
Precipitation
140 mm (5.5 in)
Rainy days
8 days
Humidity
81%
Windspeed
1 m/s (2 knots)
Sunshine
196 hours
Percentage Sunshine
53%

Sosan Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sosan - and find the best time to visit.

Best Places in South Korea in September

Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Sosan in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 23°C (73°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Sosan in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Sosan 3-Day Forecast

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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