Khlong Yai weather in August

In August, Khlong Yai sees average daytime highs of 28°C and overnight lows near 24°C, with 583 mm of rain across 30.6 wet days and about 12.4 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 0% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of August to 12 h 12 min by month's end. Set against the rest of the year, August is Khlong Yai's 11th-clearest and 1st-windiest month. For the whole year in context, see Khlong Yai's year-round climate.

Daytime high
28°
11th warmest
Overnight low
24°
10th coldest
Rainfall
583 mm
30.6 wet days
Daylight
12 h 24 min
6:01 AM – 6:24 PM
Cloud cover
93%
11th clearest
Wind
8 km/h
1st windiest
Solar energy
4.03 kWh/m²
Travel score
2.9
out of 10

Khlong Yai is subdistrict municipality in Trat province, Thailand.

Founded
1955

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical August day in Khlong Yai reaches about 28°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 30°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132824
142824
152824
162924
172924
182924
192924
202924
212924
222924
232924
242924
252924
262924
272924
282923
292923
302923
312923

How August really feels in Khlong Yai

Once humidity and wind are folded in, August averages 29 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
29
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Khlong Yai weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°569.511.44.6
Feb31° / 22°7813.311.64.2
Mar31° / 23°15921.911.93.4
Apr31° / 24°21526.312.32.7
May30° / 24°33729.612.52.6
Jun29° / 24°47129.112.72.8
Jul28° / 24°58230.412.62.9
Aug28° / 24°58330.612.42.9
Sep29° / 23°51229.612.12.8
Oct30° / 23°37527.311.73.0
Nov31° / 22°11514.711.54.0
Dec31° / 22°386.711.34.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 2% of August, with mostly cloudy or overcast conditions the remaining 98%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1298
2298
3298
4298
5298
6397
7397
8397
9397
10397
11397
12397
13397
14397
15397
16397
17397
18397
19298
20298
21298
22298
23298
24298
25298
26298
27298
28298
29298
30298
31298

Chance of precipitation in August

Any precipitation

Khlong Yai gets around 583 mm of rain over 30.6 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 99% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
199
299
399
499
599
699
799
899
999
1099
1199
1299
1399
1499
1599
1699
1799
1899
1999
2099
2199
2298
2398
2498
2598
2698
2798
2898
2998
3098
3198

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
16238
26238
36139
46040
55941
65941
75842
85743
95644
105644
115545
125545
135446
145446
155446
165446
175446
185446
195446
205446
215545
225545
235644
245644
255743
265743
275842
285842
295941
306040
316040

Wind in August

Winds average 8 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 30 min at the start of August to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 5:59 AM to 6:01 AM, and sunset from 6:30 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:596:30
212.55:596:30
312.55:596:30
412.55:596:29
512.55:596:29
612.56:006:29
712.56:006:28
812.56:006:28
912.56:006:27
1012.46:006:27
1112.46:006:27
1212.46:006:26
1312.46:006:26
1412.46:016:25
1512.46:016:25
1612.46:016:24
1712.46:016:24
1812.46:016:23
1912.46:016:23
2012.46:016:22
2112.36:016:22
2212.36:016:21
2312.36:016:21
2412.36:016:20
2512.36:016:19
2612.36:016:19
2712.36:016:18
2812.36:016:18
2912.36:016:17
3012.36:016:16
3112.26:016:16

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.03 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 5.74 kWh/m² in March across the year — August's 4.03 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
84.0Moderate
94.0Moderate
104.0Bright
114.0Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in August

Hazard calendar for Khlong Yai

In seasonPeak

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

Khlong Yai sits in the Pacific typhoon belt; the season peaks July–October.

Khlong Yai'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 August a good time to visit Khlong Yai?

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

2.9
Sightseeing
7th-best month of the year
3.5
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Khlong Yai.

What to pack for Khlong Yai in August

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

In August, Khlong Yai sees daytime highs around 28°C and nights near 24°C. Pack light clothes and rain gear. About 31 days see rain.

light clothesrain gear

Sea temperature near Khlong Yai in August

The nearest coast averages about 29°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore 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
Feb29Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Khlong Yai in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khlong Yai peaks around August 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 18UV 14Dec 13UV 9
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Khlong Yai in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Khlong Yai is worst in February — around 40 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (November, 11 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodFeb 1539 µg/m³Nov 1411 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb40Poor
Mar27Moderate
Apr19Moderate
May13Moderate
Jun12Moderate
Jul13Moderate
Aug12Good
Sep11Good
Oct11Good
Nov11Good
Dec12Good
Location & terrain

Where is Khlong Yai?

Khlong Yai sits at 11.8°N, 102.9°E, 45 m above sea level, in Thailand. The nearest listed city is Koh Kong, 21 km away.

Laem SingPailin

Topography around Khlong Yai

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

Within 3 km, the terrain around Khlong Yai has significant variations in elevation — a maximum elevation change of 324 m around an average of 57 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 741 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,728 m.

The land around Khlong Yai is covered by trees (52%) and water (34%) within 3 km, trees (49%) and water (44%) within 16 km, and trees (52%) and water (42%) within 80 km.

3 km
324 m
16 km
741 m
80 km
1,728 m
treesgrasslandcroplandartificial surfaceswatermangroves
August weather nearby: Koh Kong 21 km · Smach Mean Chey 30 km · Trat 66 km · Laem Ngop 69 km · Ko Chang 71 km · Khao Saming 81 km · Laem Sing 118 km · Pailin 123 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 Khlong Yai (11.7765°, 102.8873°, elevation 45 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).