Gunsan weather in August
In August, Gunsan sees average daytime highs of 29°C and overnight lows near 24°C, with 225 mm of rain across 14 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.
Highs ease over the month, from about 29°C in the first days to 28°C by the end. The sky is clear or mostly clear about 30% of the time in August, and the air most often feels miserable.
Daylight stretches from about 13 h 48 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Gunsan's 9th-clearest and 10th-windiest month. For the whole year in context, see Gunsan's year-round climate.
- Daytime high
- 29°
- 1st warmest
- Overnight low
- 24°
- 12th coldest
- Rainfall
- 225 mm
- 14 wet days
- Daylight
- 13 h 24 min
- 5:56 AM – 7:19 PM
- Cloud cover
- 62%
- 9th clearest
- Wind
- 10 km/h
- 10th windiest
- Solar energy
- 4.59 kWh/m²
- Travel score
- 5.1
- out of 10
Temperature in August
Highs ease over the month, from about 29°C in the first days to 28°C by the end.
A typical August day in Gunsan reaches about 29°C in the afternoon and slips back to 24°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, August runs about 1°C warmer than July and about 4°C warmer than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 29 | 25 |
| 2 | 29 | 25 |
| 3 | 30 | 25 |
| 4 | 30 | 25 |
| 5 | 30 | 25 |
| 6 | 30 | 25 |
| 7 | 30 | 25 |
| 8 | 30 | 25 |
| 9 | 30 | 25 |
| 10 | 29 | 25 |
| 11 | 29 | 25 |
| 12 | 29 | 25 |
| 13 | 29 | 25 |
| 14 | 29 | 25 |
| 15 | 29 | 25 |
| 16 | 29 | 24 |
| 17 | 29 | 24 |
| 18 | 29 | 24 |
| 19 | 29 | 24 |
| 20 | 29 | 24 |
| 21 | 29 | 24 |
| 22 | 28 | 24 |
| 23 | 28 | 24 |
| 24 | 28 | 23 |
| 25 | 28 | 23 |
| 26 | 28 | 23 |
| 27 | 28 | 23 |
| 28 | 28 | 23 |
| 29 | 28 | 23 |
| 30 | 27 | 23 |
| 31 | 27 | 22 |
How August really feels in Gunsan
Once humidity and wind are folded in, August averages 19 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Gunsan weather by month
How August compares with the rest of the year at a glance. August is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 4° / -2° | 24 | 5.1 | 2.7 | 9.8 | 0.0 |
| Feb | 6° / -1° | 31 | 4.5 | 1.3 | 10.6 | 0.4 |
| Mar | 10° / 4° | 48 | 6.7 | 0.5 | 11.7 | 2.5 |
| Apr | 16° / 9° | 81 | 7.2 | 0 | 12.9 | 5.3 |
| May | 21° / 14° | 87 | 7.2 | 0 | 13.9 | 6.9 |
| Jun | 25° / 19° | 126 | 8 | 0 | 14.4 | 7.0 |
| Jul | 28° / 23° | 255 | 14.4 | 0 | 14.2 | 5.4 |
| Aug | 29° / 24° | 225 | 14 | 0 | 13.4 | 5.1 |
| Sep | 25° / 20° | 144 | 8.3 | 0 | 12.2 | 7.0 |
| Oct | 20° / 13° | 58 | 4.9 | 0 | 11.1 | 7.2 |
| Nov | 13° / 7° | 44 | 6.5 | 0.1 | 10.1 | 4.1 |
| Dec | 7° / 1° | 27 | 5.7 | 1.9 | 9.6 | 0.8 |
Cloud cover in August
The sky is clear or mostly clear about 30% of the time in August.
Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 54%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 46 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 45 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 44 | 43 | 43 | 44 | 45 | 45 |
| Cloudier (%) | 54 | 53 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 54 | 54 | 54 | 55 | 55 | 55 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 56 | 57 | 57 | 56 | 55 | 55 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 47 | 53 |
| 3 | 48 | 52 |
| 4 | 48 | 52 |
| 5 | 48 | 52 |
| 6 | 48 | 52 |
| 7 | 48 | 52 |
| 8 | 48 | 52 |
| 9 | 48 | 52 |
| 10 | 48 | 52 |
| 11 | 47 | 53 |
| 12 | 47 | 53 |
| 13 | 46 | 54 |
| 14 | 46 | 54 |
| 15 | 46 | 54 |
| 16 | 45 | 55 |
| 17 | 45 | 55 |
| 18 | 45 | 55 |
| 19 | 44 | 56 |
| 20 | 44 | 56 |
| 21 | 44 | 56 |
| 22 | 44 | 56 |
| 23 | 44 | 56 |
| 24 | 43 | 57 |
| 25 | 43 | 57 |
| 26 | 44 | 56 |
| 27 | 43 | 57 |
| 28 | 43 | 57 |
| 29 | 44 | 56 |
| 30 | 45 | 55 |
| 31 | 45 | 55 |
Chance of precipitation in August
Gunsan gets around 225 mm of rain over 14 wet days in August. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 45% and peaks near 47% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 42 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 43 |
| Rain chance (%) | |
|---|---|
| 1 | 42 |
| 2 | 43 |
| 3 | 43 |
| 4 | 43 |
| 5 | 44 |
| 6 | 44 |
| 7 | 44 |
| 8 | 44 |
| 9 | 44 |
| 10 | 44 |
| 11 | 44 |
| 12 | 44 |
| 13 | 45 |
| 14 | 45 |
| 15 | 45 |
| 16 | 45 |
| 17 | 46 |
| 18 | 46 |
| 19 | 46 |
| 20 | 46 |
| 21 | 46 |
| 22 | 47 |
| 23 | 47 |
| 24 | 47 |
| 25 | 47 |
| 26 | 46 |
| 27 | 46 |
| 28 | 45 |
| 29 | 45 |
| 30 | 44 |
| 31 | 43 |
Humidity in August
Most of August feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the miserable band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 10 | 12 | 13 | 15 |
| Muggy (%) | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 18 | 19 | 20 | 22 | 23 | 25 | 26 | 28 | 30 | 32 | 33 | 35 | 37 | 38 | 39 |
| Oppressive (%) | 34 | 33 | 32 | 31 | 31 | 30 | 31 | 31 | 32 | 33 | 34 | 35 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 40 | 39 | 38 | 36 | 35 |
| Miserable (%) | 59 | 60 | 60 | 61 | 60 | 61 | 59 | 59 | 57 | 56 | 54 | 51 | 49 | 46 | 44 | 41 | 38 | 36 | 33 | 31 | 28 | 26 | 23 | 21 | 19 | 18 | 16 | 14 | 13 | 11 | 10 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 0 | 7 | 34 | 59 |
| 2 | 0 | 0 | 7 | 33 | 60 |
| 3 | 0 | 1 | 7 | 32 | 60 |
| 4 | 0 | 1 | 7 | 31 | 61 |
| 5 | 0 | 1 | 8 | 31 | 60 |
| 6 | 0 | 1 | 8 | 30 | 61 |
| 7 | 0 | 1 | 9 | 31 | 59 |
| 8 | 0 | 1 | 9 | 31 | 59 |
| 9 | 0 | 1 | 10 | 32 | 57 |
| 10 | 0 | 1 | 10 | 33 | 56 |
| 11 | 0 | 1 | 11 | 34 | 54 |
| 12 | 0 | 2 | 12 | 35 | 51 |
| 13 | 0 | 2 | 13 | 37 | 49 |
| 14 | 0 | 2 | 14 | 38 | 46 |
| 15 | 0 | 2 | 15 | 39 | 44 |
| 16 | 0 | 2 | 16 | 40 | 41 |
| 17 | 0 | 3 | 18 | 41 | 38 |
| 18 | 0 | 3 | 19 | 42 | 36 |
| 19 | 0 | 4 | 20 | 43 | 33 |
| 20 | 0 | 4 | 22 | 44 | 31 |
| 21 | 0 | 5 | 23 | 44 | 28 |
| 22 | 0 | 5 | 25 | 44 | 26 |
| 23 | 0 | 6 | 26 | 44 | 23 |
| 24 | 0 | 7 | 28 | 43 | 21 |
| 25 | 1 | 7 | 30 | 43 | 19 |
| 26 | 1 | 8 | 32 | 42 | 18 |
| 27 | 1 | 9 | 33 | 40 | 16 |
| 28 | 1 | 10 | 35 | 39 | 14 |
| 29 | 1 | 12 | 37 | 38 | 13 |
| 30 | 1 | 13 | 38 | 36 | 11 |
| 31 | 1 | 15 | 39 | 35 | 10 |
Wind in August
Winds average 10 km/h in August.
Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 11 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 11 | calm |
| 5 | 11 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in August
Daylight runs from about 13 h 48 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 60 minutes over August. Sunrise moves from 5:44 AM to 6:08 AM, and sunset from 7:35 PM to 6:58 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.8 | 13.8 | 13.8 | 13.8 | 13.7 | 13.7 | 13.7 | 13.6 | 13.6 | 13.6 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.0 | 13.0 | 12.9 | 12.9 | 12.9 | 12.8 |
| Sunrise (AM) | 5:44 | 5:45 | 5:45 | 5:46 | 5:47 | 5:48 | 5:49 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:54 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:06 | 6:07 | 6:08 |
| Sunset (PM) | 7:35 | 7:34 | 7:33 | 7:32 | 7:31 | 7:30 | 7:29 | 7:28 | 7:27 | 7:26 | 7:24 | 7:23 | 7:22 | 7:21 | 7:20 | 7:19 | 7:17 | 7:16 | 7:15 | 7:13 | 7:12 | 7:11 | 7:10 | 7:08 | 7:07 | 7:05 | 7:04 | 7:03 | 7:01 | 7:00 | 6:58 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.8 | 5:44 | 7:35 |
| 2 | 13.8 | 5:45 | 7:34 |
| 3 | 13.8 | 5:45 | 7:33 |
| 4 | 13.8 | 5:46 | 7:32 |
| 5 | 13.7 | 5:47 | 7:31 |
| 6 | 13.7 | 5:48 | 7:30 |
| 7 | 13.7 | 5:49 | 7:29 |
| 8 | 13.6 | 5:49 | 7:28 |
| 9 | 13.6 | 5:50 | 7:27 |
| 10 | 13.6 | 5:51 | 7:26 |
| 11 | 13.5 | 5:52 | 7:24 |
| 12 | 13.5 | 5:53 | 7:23 |
| 13 | 13.5 | 5:54 | 7:22 |
| 14 | 13.4 | 5:54 | 7:21 |
| 15 | 13.4 | 5:55 | 7:20 |
| 16 | 13.4 | 5:56 | 7:19 |
| 17 | 13.3 | 5:57 | 7:17 |
| 18 | 13.3 | 5:58 | 7:16 |
| 19 | 13.3 | 5:58 | 7:15 |
| 20 | 13.2 | 5:59 | 7:13 |
| 21 | 13.2 | 6:00 | 7:12 |
| 22 | 13.2 | 6:01 | 7:11 |
| 23 | 13.1 | 6:02 | 7:10 |
| 24 | 13.1 | 6:02 | 7:08 |
| 25 | 13.1 | 6:03 | 7:07 |
| 26 | 13.0 | 6:04 | 7:05 |
| 27 | 13.0 | 6:05 | 7:04 |
| 28 | 12.9 | 6:06 | 7:03 |
| 29 | 12.9 | 6:06 | 7:01 |
| 30 | 12.9 | 6:07 | 7:00 |
| 31 | 12.8 | 6:08 | 6:58 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 4.59 kWh/m².
For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 5.87 kWh/m² in May across the year — August's 4.59 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.9 | Bright |
| 2 | 4.9 | Bright |
| 3 | 4.9 | Bright |
| 4 | 4.9 | Bright |
| 5 | 4.9 | Bright |
| 6 | 4.9 | Bright |
| 7 | 4.8 | Bright |
| 8 | 4.8 | Bright |
| 9 | 4.8 | Bright |
| 10 | 4.8 | Bright |
| 11 | 4.7 | Bright |
| 12 | 4.7 | Bright |
| 13 | 4.7 | Bright |
| 14 | 4.7 | Bright |
| 15 | 4.6 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.5 | Bright |
| 19 | 4.5 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.5 | Bright |
| 22 | 4.4 | Bright |
| 23 | 4.4 | Bright |
| 24 | 4.4 | Bright |
| 25 | 4.4 | Bright |
| 26 | 4.4 | Bright |
| 27 | 4.4 | Bright |
| 28 | 4.4 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.4 | Bright |
Hazard calendar for Gunsan
In August, Gunsan sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Gunsan sits in the Pacific typhoon belt; the season peaks July–October.
Gunsan's rainy season runs June–September, when most of the year's rain falls.
Is August a good time to visit Gunsan?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a reasonable time to visit Gunsan for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Gunsan in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Gunsan sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.
Sea temperature near Gunsan in August
The nearest coast averages about 26°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 km away) is warmest in August at about 26°C and coldest in February near 6°C.
It's comfortable for a long swim from Jun 25 to Oct 10 — about 3.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 7 | 6 | 6 | 9 | 14 | 19 | 23 | 26 | 23 | 19 | 15 | 10 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 7 | Bracing |
| Feb | 6 | Bracing |
| Mar | 6 | Bracing |
| Apr | 9 | Bracing |
| May | 14 | Bracing |
| Jun | 19 | Cool |
| Jul | 23 | Refreshing |
| Aug | 26 | Warm |
| Sep | 23 | Refreshing |
| Oct | 19 | Cool |
| Nov | 15 | Bracing |
| Dec | 10 | Bracing |
UV index in Gunsan in August
Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Gunsan peaks around September 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 8 | 5 | 3 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 3 | Moderate |
| Mar | 5 | High |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 7 | Very high |
| Jul | 7 | Very high |
| Aug | 7 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Gunsan in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Gunsan is worst in March — around 64 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 32 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 52 | 56 | 64 | 55 | 46 | 42 | 32 | 35 | 43 | 48 | 51 | 48 |
| Level | Poor | Unhealthy | Unhealthy | Poor | Poor | Poor | Moderate | Moderate | Poor | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 52 | Poor |
| Feb | 56 | Unhealthy |
| Mar | 64 | Unhealthy |
| Apr | 55 | Poor |
| May | 46 | Poor |
| Jun | 42 | Poor |
| Jul | 32 | Moderate |
| Aug | 35 | Moderate |
| Sep | 43 | Poor |
| Oct | 48 | Poor |
| Nov | 51 | Poor |
| Dec | 48 | Poor |
Where is Gunsan?
Gunsan sits at 36.0°N, 126.7°E, 14 m above sea level, in South Korea. The nearest listed city is Iksan, 22 km away.
Topography around Gunsan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Gunsan.
Within 3 km, the terrain around Gunsan has only modest variations in elevation — a maximum elevation change of 124 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 326 m; within 80 km, large variations in elevation — a maximum elevation change of 1,137 m.
The land around Gunsan is covered by artificial surfaces (50%) and water (24%) within 3 km, cropland (36%) and water (24%) within 16 km, and trees (39%) and water (37%) within 80 km.
South Korea travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 220 V · 60 Hz
- Prices
- ≈ 57% of US
- price level, 2025
- GDP per capita
- $36,227
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.5
- per 100k, 2023
- Road deaths
- 8.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 522
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Gunsan (35.9786°, 126.7114°, elevation 14 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).