Asan
Weather by month
Current –

Asan Weather in July

July in Asan brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 22°C (72°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Asan in July

The month brings the heaviest rain of the year, often in intense bursts. Make sure to have a poncho to stay dry during the showers. Records from the past 30 years suggest around 15 days of rain, with 254 mm (10 in) average for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Asan in July

Expect highs of 31°C (88°F) in Asan in July, with nights dropping to around 22°C (72°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With lows of 22°C (72°F), the nights are warm and generally comfortable.

Sunshine in Asan in July

You can expect a moderate amount of sunlight, with approximately 187 hours. This means a pleasant mix of sun and overcast.

July in Asan has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Asan Temperature in July

Min Temperature
22°C (72°F)
Max Temperature
31°C (88°F)
Chance of Rain
50%
Precipitation
254 mm (10 in)
Rainy days
15 days
Humidity
78% *
Sunshine
187 hours *
Percentage Sunshine
41% *
* Data from: Cheonan, South Korea (13 KM, 8 Miles).

Asan Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Asan typically rise from around 28°C (82°F) at the start of July to approximately 31°C (88°F) by the end. Nights are warm, with lows typically ranging from 21°C (70°F) to 24°C (75°F).

Average temperatures in July

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 July

Historical weather records for Asan in July

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

Asan historical weather extremes in July

Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Asan.

  • On July 22, 2018, temperatures climbed to 38°C (100°F), marking the warmest July day on record.
  • Asan experienced its chilliest July day on July 3, 1976, reaching only 16°C (61°F).
  • The coldest night in July in Asan was on July 4, 1976, with a minimum of 14°C (57°F).

Best Places in South Korea in July

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 July →

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 Asan in July

Warm but pleasant conditions in Asan in July. 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 Asan in July

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

Asan 3-Day Forecast

More climate data for Asan

Popular in July

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

Bucket list

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