Santyoku weather in August
In August, Santyoku sees average daytime highs of 25°C and overnight lows near 23°C, with 184 mm of rain across 12.7 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.
Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels oppressive.
Daylight stretches from about 13 h 54 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Santyoku's 11th-clearest and 11th-windiest month. For the whole year in context, see Santyoku's year-round climate.
- Daytime high
- 25°
- 1st warmest
- Overnight low
- 23°
- 12th coldest
- Rainfall
- 184 mm
- 12.7 wet days
- Daylight
- 13 h 30 min
- 5:44 AM – 7:11 PM
- Cloud cover
- 64%
- 11th clearest
- Wind
- 12 km/h
- 11th windiest
- Solar energy
- 4.67 kWh/m²
- Travel score
- 6.3
- out of 10
Temperature in August
Highs ease over the month, from about 26°C in the first days to 24°C by the end.
A typical August day in Santyoku reaches about 25°C in the afternoon and slips back to 23°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, August runs about 1°C warmer than July and about 3°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) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 23 |
| 2 | 26 | 23 |
| 3 | 26 | 23 |
| 4 | 26 | 23 |
| 5 | 26 | 23 |
| 6 | 26 | 23 |
| 7 | 26 | 23 |
| 8 | 26 | 23 |
| 9 | 26 | 23 |
| 10 | 26 | 23 |
| 11 | 26 | 23 |
| 12 | 26 | 23 |
| 13 | 26 | 23 |
| 14 | 26 | 23 |
| 15 | 26 | 23 |
| 16 | 26 | 23 |
| 17 | 25 | 23 |
| 18 | 25 | 23 |
| 19 | 25 | 23 |
| 20 | 25 | 23 |
| 21 | 25 | 23 |
| 22 | 25 | 23 |
| 23 | 25 | 22 |
| 24 | 25 | 22 |
| 25 | 25 | 22 |
| 26 | 25 | 22 |
| 27 | 25 | 22 |
| 28 | 24 | 22 |
| 29 | 24 | 22 |
| 30 | 24 | 22 |
| 31 | 24 | 21 |
How August really feels in Santyoku
Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Santyoku weather by month
How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-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° / -0° | 52 | 7.1 | 4.3 | 9.7 | 0.0 |
| Feb | 6° / 1° | 48 | 6.8 | 3.8 | 10.6 | 0.3 |
| Mar | 9° / 4° | 63 | 8.6 | 3 | 11.7 | 2.0 |
| Apr | 14° / 9° | 72 | 7.7 | 0.4 | 12.9 | 4.4 |
| May | 18° / 14° | 76 | 7.3 | 0 | 14 | 6.2 |
| Jun | 21° / 18° | 90 | 7.9 | 0 | 14.5 | 6.7 |
| Jul | 24° / 22° | 176 | 12.2 | 0 | 14.3 | 6.4 |
| Aug | 25° / 23° | 184 | 12.7 | 0 | 13.4 | 6.3 |
| Sep | 22° / 19° | 182 | 10.6 | 0 | 12.3 | 6.5 |
| Oct | 18° / 14° | 85 | 7.7 | 0 | 11 | 6.3 |
| Nov | 12° / 8° | 66 | 7.6 | 0.4 | 10 | 3.7 |
| Dec | 7° / 2° | 44 | 5.8 | 1.7 | 9.5 | 0.9 |
Cloud cover in August
The sky is clear or mostly clear about 29% of the time in August.
Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 57%.
| 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 (%) | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 43 | 43 | 43 | 42 | 42 | 42 | 43 | 42 | 42 | 42 | 41 | 41 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 44 |
| Cloudier (%) | 56 | 56 | 55 | 55 | 55 | 55 | 55 | 56 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 57 | 58 | 58 | 58 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 56 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 44 | 56 |
| 2 | 44 | 56 |
| 3 | 45 | 55 |
| 4 | 45 | 55 |
| 5 | 45 | 55 |
| 6 | 45 | 55 |
| 7 | 45 | 55 |
| 8 | 44 | 56 |
| 9 | 44 | 56 |
| 10 | 43 | 57 |
| 11 | 43 | 57 |
| 12 | 43 | 57 |
| 13 | 42 | 58 |
| 14 | 42 | 58 |
| 15 | 42 | 58 |
| 16 | 43 | 57 |
| 17 | 42 | 58 |
| 18 | 42 | 58 |
| 19 | 42 | 58 |
| 20 | 41 | 59 |
| 21 | 41 | 59 |
| 22 | 42 | 58 |
| 23 | 42 | 58 |
| 24 | 42 | 58 |
| 25 | 42 | 58 |
| 26 | 42 | 58 |
| 27 | 42 | 58 |
| 28 | 42 | 58 |
| 29 | 42 | 58 |
| 30 | 42 | 58 |
| 31 | 44 | 56 |
Chance of precipitation in August
Santyoku gets around 184 mm of rain over 12.7 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 41% and peaks near 44% 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 (%) | 36 | 36 | 36 | 37 | 37 | 37 | 38 | 39 | 39 | 40 | 40 | 41 | 42 | 42 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 |
| Rain chance (%) | |
|---|---|
| 1 | 36 |
| 2 | 36 |
| 3 | 36 |
| 4 | 37 |
| 5 | 37 |
| 6 | 37 |
| 7 | 38 |
| 8 | 39 |
| 9 | 39 |
| 10 | 40 |
| 11 | 40 |
| 12 | 41 |
| 13 | 42 |
| 14 | 42 |
| 15 | 43 |
| 16 | 43 |
| 17 | 43 |
| 18 | 44 |
| 19 | 44 |
| 20 | 44 |
| 21 | 44 |
| 22 | 44 |
| 23 | 43 |
| 24 | 43 |
| 25 | 43 |
| 26 | 43 |
| 27 | 43 |
| 28 | 42 |
| 29 | 42 |
| 30 | 42 |
| 31 | 42 |
Humidity in August
Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the oppressive band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 87% 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 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 |
| Humid (%) | 5 | 5 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 9 | 10 | 11 | 12 | 14 | 15 | 16 | 18 | 19 | 21 | 22 | 24 | 25 | 27 |
| Muggy (%) | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 22 | 22 | 23 | 24 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 35 | 36 | 36 | 37 | 37 | 37 | 38 | 38 | 39 | 39 |
| Oppressive (%) | 64 | 64 | 65 | 65 | 65 | 63 | 62 | 61 | 61 | 60 | 59 | 58 | 56 | 56 | 55 | 54 | 52 | 51 | 50 | 49 | 47 | 46 | 44 | 42 | 40 | 38 | 36 | 33 | 31 | 28 | 26 |
| Miserable (%) | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 9 | 8 | 8 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 5 | 22 | 64 | 9 |
| 2 | 0 | 5 | 21 | 64 | 10 |
| 3 | 0 | 4 | 21 | 65 | 10 |
| 4 | 0 | 4 | 20 | 65 | 11 |
| 5 | 0 | 4 | 20 | 65 | 11 |
| 6 | 0 | 5 | 20 | 63 | 12 |
| 7 | 0 | 5 | 21 | 62 | 12 |
| 8 | 0 | 5 | 22 | 61 | 12 |
| 9 | 0 | 5 | 22 | 61 | 12 |
| 10 | 0 | 5 | 23 | 60 | 12 |
| 11 | 0 | 5 | 24 | 59 | 12 |
| 12 | 0 | 5 | 26 | 58 | 11 |
| 13 | 0 | 6 | 27 | 56 | 11 |
| 14 | 0 | 6 | 28 | 56 | 10 |
| 15 | 0 | 7 | 29 | 55 | 9 |
| 16 | 1 | 7 | 30 | 54 | 8 |
| 17 | 1 | 8 | 31 | 52 | 8 |
| 18 | 1 | 9 | 32 | 51 | 7 |
| 19 | 1 | 10 | 33 | 50 | 6 |
| 20 | 1 | 11 | 34 | 49 | 5 |
| 21 | 2 | 12 | 35 | 47 | 4 |
| 22 | 2 | 14 | 35 | 46 | 3 |
| 23 | 3 | 15 | 36 | 44 | 3 |
| 24 | 3 | 16 | 36 | 42 | 2 |
| 25 | 4 | 18 | 37 | 40 | 2 |
| 26 | 4 | 19 | 37 | 38 | 1 |
| 27 | 5 | 21 | 37 | 36 | 1 |
| 28 | 5 | 22 | 38 | 33 | 1 |
| 29 | 6 | 24 | 38 | 31 | 1 |
| 30 | 7 | 25 | 39 | 28 | 1 |
| 31 | 7 | 27 | 39 | 26 | 0 |
Wind in August
Winds average 12 km/h in August.
Across August, daily wind ranges from about 12 km/h on the calmest days to 13 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) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 12 | light breeze |
| 2 | 12 | light breeze |
| 3 | 12 | light breeze |
| 4 | 12 | light breeze |
| 5 | 12 | light breeze |
| 6 | 12 | light breeze |
| 7 | 12 | light breeze |
| 8 | 12 | light breeze |
| 9 | 12 | light breeze |
| 10 | 12 | light breeze |
| 11 | 12 | light breeze |
| 12 | 12 | light breeze |
| 13 | 12 | light breeze |
| 14 | 12 | light breeze |
| 15 | 13 | light breeze |
| 16 | 13 | light breeze |
| 17 | 13 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 13 | light breeze |
| 24 | 13 | light breeze |
| 25 | 13 | light breeze |
| 26 | 13 | light breeze |
| 27 | 13 | light breeze |
| 28 | 13 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in August
Daylight runs from about 13 h 54 min at the start of August to 12 h 54 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 5:31 AM to 5:57 AM, and sunset from 7:28 PM to 6:50 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) | 13.9 | 13.9 | 13.9 | 13.9 | 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 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.0 | 13.0 | 13.0 | 12.9 | 12.9 |
| Sunrise (AM) | 5:31 | 5:32 | 5:33 | 5:33 | 5:34 | 5:35 | 5:36 | 5:37 | 5:38 | 5:39 | 5:40 | 5:40 | 5:41 | 5:42 | 5:43 | 5:44 | 5:45 | 5:46 | 5:46 | 5:47 | 5:48 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 |
| Sunset (PM) | 7:28 | 7:27 | 7:26 | 7:25 | 7:24 | 7:23 | 7:22 | 7:21 | 7:19 | 7:18 | 7:17 | 7:16 | 7:15 | 7:13 | 7:12 | 7:11 | 7:10 | 7:08 | 7:07 | 7:06 | 7:04 | 7:03 | 7:02 | 7:00 | 6:59 | 6:57 | 6:56 | 6:54 | 6:53 | 6:51 | 6:50 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.9 | 5:31 | 7:28 |
| 2 | 13.9 | 5:32 | 7:27 |
| 3 | 13.9 | 5:33 | 7:26 |
| 4 | 13.9 | 5:33 | 7:25 |
| 5 | 13.8 | 5:34 | 7:24 |
| 6 | 13.8 | 5:35 | 7:23 |
| 7 | 13.8 | 5:36 | 7:22 |
| 8 | 13.7 | 5:37 | 7:21 |
| 9 | 13.7 | 5:38 | 7:19 |
| 10 | 13.7 | 5:39 | 7:18 |
| 11 | 13.6 | 5:40 | 7:17 |
| 12 | 13.6 | 5:40 | 7:16 |
| 13 | 13.6 | 5:41 | 7:15 |
| 14 | 13.5 | 5:42 | 7:13 |
| 15 | 13.5 | 5:43 | 7:12 |
| 16 | 13.5 | 5:44 | 7:11 |
| 17 | 13.4 | 5:45 | 7:10 |
| 18 | 13.4 | 5:46 | 7:08 |
| 19 | 13.3 | 5:46 | 7:07 |
| 20 | 13.3 | 5:47 | 7:06 |
| 21 | 13.3 | 5:48 | 7:04 |
| 22 | 13.2 | 5:49 | 7:03 |
| 23 | 13.2 | 5:50 | 7:02 |
| 24 | 13.2 | 5:51 | 7:00 |
| 25 | 13.1 | 5:52 | 6:59 |
| 26 | 13.1 | 5:53 | 6:57 |
| 27 | 13.0 | 5:53 | 6:56 |
| 28 | 13.0 | 5:54 | 6:54 |
| 29 | 13.0 | 5:55 | 6:53 |
| 30 | 12.9 | 5:56 | 6:51 |
| 31 | 12.9 | 5:57 | 6:50 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 4.67 kWh/m².
For context, solar energy here swings from a low near 2.4 kWh/m² to a high of 6 kWh/m² in May across the year — August's 4.67 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) | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 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 | 4.3 | 4.3 |
| 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 | 5.1 | Bright |
| 2 | 5.1 | Bright |
| 3 | 5.1 | Bright |
| 4 | 5.0 | Bright |
| 5 | 5.0 | Bright |
| 6 | 5.0 | Bright |
| 7 | 5.0 | Bright |
| 8 | 4.9 | Bright |
| 9 | 4.9 | Bright |
| 10 | 4.9 | Bright |
| 11 | 4.8 | Bright |
| 12 | 4.8 | Bright |
| 13 | 4.8 | Bright |
| 14 | 4.7 | Bright |
| 15 | 4.7 | Bright |
| 16 | 4.7 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.6 | Bright |
| 19 | 4.6 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.5 | Bright |
| 22 | 4.5 | Bright |
| 23 | 4.5 | 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 | 4.3 | Bright |
| 31 | 4.3 | Bright |
Hazard calendar for Santyoku
In August, Santyoku sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Santyoku sits in the Pacific typhoon belt; the season peaks July–October.
Santyoku's rainy season runs June–October, when most of the year's rain falls.
Is August a good time to visit Santyoku?
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 Santyoku for sightseeing.
What to pack for Santyoku in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Santyoku sees daytime highs around 25°C and nights near 23°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.
Sea temperature near Santyoku in August
The nearest coast averages about 24°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 19 km away) is warmest in August at about 24°C and coldest in February near 11°C.
It's comfortable for a long swim from Jul 1 to Oct 17 — 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) | 12 | 11 | 11 | 13 | 15 | 19 | 22 | 24 | 23 | 20 | 17 | 14 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Refreshing | Refreshing | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 11 | Bracing |
| Mar | 11 | Bracing |
| Apr | 13 | Bracing |
| May | 15 | Cool |
| Jun | 19 | Cool |
| Jul | 22 | Refreshing |
| Aug | 24 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Refreshing |
| Nov | 17 | Cool |
| Dec | 14 | Bracing |
UV index in Santyoku in August
Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santyoku peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 7 | 7 | 8 | 9 | 8 | 5 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | High | High | Very high | Very high | Very high | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 7 | High |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Santyoku 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 Santyoku is worst in March — around 40 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (September, 17 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) | 26 | 30 | 40 | 38 | 35 | 30 | 24 | 21 | 17 | 20 | 24 | 22 |
| Level | Moderate | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 26 | Moderate |
| Feb | 30 | Moderate |
| Mar | 40 | Poor |
| Apr | 38 | Poor |
| May | 35 | Moderate |
| Jun | 30 | Moderate |
| Jul | 24 | Moderate |
| Aug | 21 | Moderate |
| Sep | 17 | Moderate |
| Oct | 20 | Moderate |
| Nov | 24 | Moderate |
| Dec | 22 | Moderate |
Where is Santyoku?
Santyoku sits at 37.4°N, 129.2°E, 23 m above sea level, in South Korea. The nearest listed city is Donghae City, 13 km away.
Topography around Santyoku
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santyoku.
Within 3 km, the terrain around Santyoku has significant variations in elevation — a maximum elevation change of 265 m around an average of 50 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,347 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,549 m.
The land around Santyoku is covered by trees (50%), water (22%) and artificial surfaces (20%) within 3 km, trees (47%) and water (44%) within 16 km, and trees (62%) and water (33%) 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 Santyoku (37.4406°, 129.1708°, elevation 23 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).