Jinju
Weather by month
Current

Jinju Weather in September

September in Jinju brings high temperatures, with daytime highs of 28°C (82°F) and nights around 18°C (64°F). It's part of the rainy season, with 184 mm (7.2 in) of rainfall on average, so an umbrella or poncho is a good idea.

Rainfall in Jinju in September

Jinju is in the rainy season in September, with rain on around 10 days and an average of 184 mm (7.2 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Jinju in September

Expect highs of 28°C (82°F) in Jinju in September, with nights dropping to around 18°C (64°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 18°C (64°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 Jinju in September

The month experiences a moderate amount of sunlight, with 160 hours of sunshine. This provides a nice balance between sunshine and rain.

For Jinju itself, October generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Jinju Temperature in September

Min Temperature
18°C (64°F)
Max Temperature
28°C (82°F)
Chance of Rain
32%
Precipitation
184 mm (7.2 in)
Rainy days
10 days
Humidity
77% *
Sunshine
160 hours *
Percentage Sunshine
43% *
* Data from: Chungmu, South Korea (51 KM, 31 Miles).

Jinju Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Jinju typically drop from around 29°C (84°F) at the start of September to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°F) to 21°C (70°F).

Average temperatures in September

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather records for Jinju in September

Browse day-by-day weather records for Jinju spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Jinju historical weather extremes in September

Our historical data for Jinju spans 1976 to 2025, revealing these weather extremes.

  • On September 19, 2024, temperatures climbed to 35°C (95°F), marking the warmest September day on record.
  • Jinju experienced its chilliest September day on September 19, 1986, reaching only 16°C (61°F).
  • Nighttime temperatures dropped to 7°C (45°F) on September 28, 1987, marking the coldest September night on record.

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 Jinju in September

Warm but pleasant conditions in Jinju in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Jinju 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

Jinju 3-Day Forecast

More climate data for Jinju

Popular in September

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.