Kyosai in Summer
In summer (June, July and August), Kyosai sees average daytime highs around 24°C and overnight lows near 22°C, with 637 mm of rain over about 34 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 19°C in early June to 26°C by late August. The sky is clear or mostly clear about 29% of the time across summer, and the air most often feels oppressive.
Summer is Kyosai's 2nd-best season to visit on our travel score. For the whole year in context, see Kyosai's year-round climate.
- Avg daytime high
- 24°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 637 mm
- 34 wet days
- Avg wind
- 19 km/h
- Travel score
- 6.3
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Kyosai in Summer
Over the season highs climb from about 19°C in early June to 26°C by late August.
A typical summer day in Kyosai reaches about 24°C and drops to 22°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Kyosai
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Kyosai weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 7° / 3° | 40 | 4.6 | 9.9 | 1.2 |
| Feb | 8° / 4° | 50 | 5.5 | 10.7 | 1.7 |
| Mar | 11° / 8° | 97 | 7.9 | 11.7 | 2.9 |
| Apr | 14° / 12° | 133 | 8.5 | 12.9 | 4.3 |
| May | 17° / 15° | 140 | 8.2 | 13.8 | 5.8 |
| Jun | 20° / 19° | 185 | 9.6 | 14.3 | 6.2 |
| Jul | 24° / 23° | 254 | 12.5 | 14.1 | 6.4 |
| Aug | 26° / 25° | 198 | 12.2 | 13.3 | 6.4 |
| Sep | 24° / 22° | 174 | 8.9 | 12.2 | 7.0 |
| Oct | 20° / 17° | 75 | 5 | 11.1 | 7.2 |
| Nov | 15° / 11° | 57 | 5.5 | 10.2 | 5.1 |
| Dec | 9° / 6° | 37 | 4.3 | 9.7 | 2.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 29% of the time across summer.
Chance of precipitation in Summer
Kyosai gets around 637 mm of rain over 34 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 19 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 12 min in early June to 12 h 48 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.3 kWh/m².
Hazard calendar for Kyosai
In summer, Kyosai overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Kyosai sits in the Pacific typhoon belt; the season peaks July–October.
Kyosai's rainy season runs April–September, when most of the year's rain falls.
Is summer a good time to visit Kyosai?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Kyosai for sightseeing.
What to pack for Kyosai in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Kyosai sees daytime highs around 24°C and nights near 22°C. Worth packing: light clothes, rain gear, sun protection and a windbreaker. About 34 days see rain.
Sea temperature near Kyosai in Summer
The nearest coast averages about 23°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 26°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 17 to Nov 3 — about 4.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 13 | 13 | 14 | 16 | 20 | 23 | 26 | 25 | 22 | 19 | 17 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 14 | Bracing |
| May | 16 | Cool |
| Jun | 20 | Cool |
| Jul | 23 | Refreshing |
| Aug | 26 | Warm |
| Sep | 25 | Warm |
| Oct | 22 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Kyosai in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Kyosai peaks around August 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 | 4 | 6 | 7 | 8 | 8 | 8 | 9 | 9 | 5 | 4 | 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 | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 5 | High |
| Nov | 4 | Moderate |
| Dec | 2 | Moderate |
Air quality in Kyosai in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Kyosai is worst in March — around 39 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (September, 18 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) | 25 | 30 | 39 | 39 | 36 | 28 | 22 | 21 | 18 | 19 | 23 | 21 |
| Level | Moderate | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 25 | Moderate |
| Feb | 30 | Moderate |
| Mar | 39 | Poor |
| Apr | 39 | Poor |
| May | 36 | Poor |
| Jun | 28 | Moderate |
| Jul | 22 | Moderate |
| Aug | 21 | Moderate |
| Sep | 18 | Moderate |
| Oct | 19 | Moderate |
| Nov | 23 | Moderate |
| Dec | 21 | Moderate |
Where is Kyosai?
Kyosai sits at 34.9°N, 128.6°E, 11 m above sea level, in South Korea. The nearest listed city is Sinhyeon, 5.0 km away.
Topography around Kyosai
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kyosai.
Within 3 km, the terrain around Kyosai has significant variations in elevation — a maximum elevation change of 557 m around an average of 87 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 581 m; within 80 km, large variations in elevation — a maximum elevation change of 924 m.
The land around Kyosai is covered by trees (49%) and water (21%) within 3 km, water (47%) and trees (42%) within 16 km, and water (57%) and trees (32%) 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 Kyosai (34.8503°, 128.5886°, elevation 11 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.