Ko Chang weather in June

In June, Ko Chang sees average daytime highs of 29°C and overnight lows near 27°C, with 595 mm of rain across 28.6 wet days and about 12.7 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 2% of the time in June, and the air most often feels miserable.

Daylight stretches from about 12 h 42 min at the start of June to 12 h 42 min by month's end. Set against the rest of the year, June is Ko Chang's 9th-clearest and 3rd-windiest month. For the whole year in context, see Ko Chang's year-round climate.

Daytime high
29°
4th warmest
Overnight low
27°
9th coldest
Rainfall
595 mm
28.6 wet days
Daylight
12 h 42 min
5:50 AM – 6:32 PM
Cloud cover
89%
9th clearest
Wind
17 km/h
3rd windiest
Solar energy
4.55 kWh/m²
Travel score
3.0
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical June day in Ko Chang reaches about 29°C in the afternoon and slips back to 27°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 29°C. Set against its neighbours, June runs on par with May and on par with July.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12927
22927
32927
42927
52927
62927
72927
82927
92927
102927
112927
122927
132927
142927
152927
162927
172927
182927
192927
202927
212927
222927
232927
242927
252927
262827
272827
282827
292827
302827

How June really feels in Ko Chang

Once humidity and wind are folded in, June averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ko Chang weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°286.311.47.0
Feb28° / 26°266.511.67.1
Mar28° / 27°7113.211.95.6
Apr29° / 27°11517.112.34.5
May29° / 27°44827.912.53.1
Jun29° / 27°59528.612.73.0
Jul28° / 26°61229.912.63.0
Aug28° / 26°54729.412.43.1
Sep28° / 26°53728.612.13.3
Oct28° / 26°27823.111.74.0
Nov29° / 26°518.211.45.7
Dec29° / 25°183.811.36.6

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 4% of June, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2694
3793
4793
5793
6793
7793
8793
9793
10793
11694
12694
13694
14694
15694
16694
17694
18694
19694
20694
21694
22694
23694
24595
25694
26694
27694
28793
29793
30793

Chance of precipitation in June

Any precipitation

Ko Chang gets around 595 mm of rain over 28.6 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 95% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
195
295
395
494
594
694
794
894
994
1094
1194
1294
1394
1494
1594
1695
1795
1895
1996
2096
2196
2297
2397
2497
2597
2697
2797
2897
2997
3097

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

Most of June feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, June lands in the miserable band about 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1199
2298
3298
4298
5298
6397
7397
8397
9496
10496
11496
12595
13595
14694
15694
16694
17793
18793
19892
20892
21892
22991
23991
241090
251090
261189
271189
281288
291387
301387

Wind in June

Winds average 17 km/h in June.

Across June, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 12 h 42 min at the start of June to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over June. Sunrise moves from 5:49 AM to 5:53 AM, and sunset from 6:28 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:496:28
212.75:496:28
312.75:496:29
412.75:496:29
512.75:496:29
612.75:496:29
712.75:496:30
812.75:496:30
912.75:496:30
1012.75:496:31
1112.75:496:31
1212.75:496:31
1312.75:506:31
1412.75:506:32
1512.75:506:32
1612.75:506:32
1712.75:506:32
1812.75:506:33
1912.75:506:33
2012.75:516:33
2112.75:516:33
2212.75:516:34
2312.75:516:34
2412.75:516:34
2512.75:526:34
2612.75:526:34
2712.75:526:35
2812.75:526:35
2912.75:536:35
3012.75:536:35

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.55 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 5.99 kWh/m² in April across the year — June's 4.55 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in June

Hazard calendar for Ko Chang

In seasonPeak

In June, Ko Chang sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Ko Chang sits in the Pacific typhoon belt; the season peaks July–October.

Ko Chang's monsoon runs May–October, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Ko Chang?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.0
Sightseeing
11th-best month of the year
3.7
Beach & pool
9th-best month of the year

June is a weaker month for outdoor sightseeing in Ko Chang.

What to pack for Ko Chang in June

From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In June, Ko Chang sees daytime highs around 29°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Ko Chang in June

The nearest coast averages about 30°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in May at about 31°C and coldest in January near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Ko Chang in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ko Chang peaks around August 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 17UV 14Dec 12UV 9
UV index (midday)Level
Jan10Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Ko Chang in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Ko Chang is worst in February — around 25 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodFeb 1424 µg/m³Nov 1410 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb25Moderate
Mar20Moderate
Apr16Moderate
May12Moderate
Jun12Moderate
Jul14Moderate
Aug12Good
Sep11Good
Oct11Good
Nov10Good
Dec11Good
Location & terrain

Where is Ko Chang?

Ko Chang sits at 12.0°N, 102.3°E, 0 m above sea level, in Thailand. The nearest listed city is Laem Ngop, 17 km away.

Topography around Ko Chang

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ko Chang.

Within 3 km, the terrain around Ko Chang has large variations in elevation — a maximum elevation change of 647 m around an average of 114 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 735 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,628 m.

The land around Ko Chang is covered by trees (67%) and water (29%) within 3 km, water (74%) and trees (25%) within 16 km, and water (55%) and trees (38%) within 80 km.

3 km
647 m
16 km
735 m
80 km
1,628 m
treesgrasslandcroplandartificial surfaceswatermangroves
June weather nearby: Laem Ngop 17 km · Trat 32 km · Khao Saming 37 km · Laem Sing 54 km · Chanthaburi 66 km · Khlong Yai 71 km · Tha Mai 72 km · Koh Kong 88 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 1%

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 Ko Chang (12.0451°, 102.3003°, elevation 0 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).