Hat Yai weather in August

In August, Hat Yai sees average daytime highs of 33°C and overnight lows near 25°C, with 121 mm of rain across 20.8 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 4% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of August to 12 h 06 min by month's end. Set against the rest of the year, August is Hat Yai's 8th-clearest and 5th-windiest month. For the whole year in context, see Hat Yai's year-round climate.

Daytime high
33°
4th warmest
Overnight low
25°
8th coldest
Rainfall
121 mm
20.8 wet days
Daylight
12 h 12 min
6:15 AM – 6:29 PM
Cloud cover
82%
8th clearest
Wind
8 km/h
5th windiest
Solar energy
5.42 kWh/m²
Travel score
2.7
out of 10

Hat Yai is city in Songkhla province, Thailand.

Density
9,128/km²
people per km²
Founded
1935

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 33°C through the month.

A typical August day in Hat Yai reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°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)
13325
23325
33325
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143325
153325
163325
173325
183325
193325
203325
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How August really feels in Hat Yai

Once humidity and wind are folded in, August averages 31 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
31
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.

Hat Yai weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°8812.311.64.5
Feb31° / 24°437.111.84.4
Mar33° / 24°9412.6123.4
Apr33° / 25°13619.312.12.6
May33° / 25°15023.512.32.3
Jun33° / 25°11419.412.42.7
Jul33° / 25°11519.812.42.8
Aug33° / 25°12120.812.22.7
Sep32° / 25°16424.1122.5
Oct31° / 24°28528.111.82.5
Nov30° / 24°34727.311.72.9
Dec29° / 24°27721.911.63.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 11% of August, with mostly cloudy or overcast conditions the remaining 85%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31684
41684
51684
61684
71684
81684
91882
101882
111882
121882
131882
141882
151882
161882
171684
181684
191684
201585
211585
221486
231387
241288
251288
261288
271189
281189
291189
301090
311090

Chance of precipitation in August

Any precipitation

Hat Yai gets around 121 mm of rain over 20.8 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 67% and peaks near 79% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
159
259
359
459
559
659
760
860
961
1061
1162
1262
1363
1464
1565
1666
1767
1868
1969
2070
2171
2272
2373
2474
2575
2676
2777
2877
2978
3078
3179

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15545
25545
35545
45545
55545
65545
75545
85545
95545
105545
115644
125644
135545
145545
155545
165545
175545
185545
195545
205545
215545
225545
235446
245446
255347
265248
275149
285149
295050
304951
314951

Wind in August

Winds average 8 km/h in August.

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.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 18 min at the start of August to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over August. Sunrise moves from 6:15 AM to 6:14 AM, and sunset from 6:33 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:156:33
212.36:156:33
312.36:156:33
412.36:156:33
512.36:156:33
612.36:156:32
712.36:156:32
812.36:156:32
912.36:156:31
1012.36:156:31
1112.36:156:31
1212.36:156:31
1312.26:156:30
1412.26:156:30
1512.26:156:30
1612.26:156:29
1712.26:156:29
1812.26:156:28
1912.26:156:28
2012.26:156:28
2112.26:156:27
2212.26:156:27
2312.26:156:26
2412.26:156:26
2512.26:156:25
2612.26:146:25
2712.26:146:24
2812.26:146:24
2912.26:146:23
3012.16:146:23
3112.16:146:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.42 kWh/m².

For context, solar energy here swings from a low near 4.12 kWh/m² to a high of 6.21 kWh/m² in March across the year — August's 5.42 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in August

Hazard calendar for Hat Yai

In seasonPeak

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

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

Hat Yai's rainy season runs September–December, when most of the year's rain falls.

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

Is August a good time to visit Hat Yai?

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

2.7
Sightseeing
7th-best month of the year
4.5
Beach & pool
8th-best month of the year

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

What to pack for Hat Yai in August

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

In August, Hat Yai sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Hat Yai in August

The nearest coast averages about 30°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 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
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun31Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Hat Yai in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hat Yai peaks around February 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 13Dec 12UV 11
UV index (midday)Level
Jan11Extreme
Feb14Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Hat 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 Hat Yai is worst in October — around 27 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1227 µg/m³Feb 1217 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar21Moderate
Apr27Moderate
May26Moderate
Jun27Moderate
Jul26Moderate
Aug24Moderate
Sep26Moderate
Oct27Moderate
Nov23Moderate
Dec18Moderate
Location & terrain

Where is Hat Yai?

Hat Yai sits at 7.0°N, 100.5°E, 12 m above sea level, in Thailand. The nearest listed city is Ban Mai, 23 km away.

Topography around Hat Yai

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

Within 3 km, the terrain around Hat Yai has only modest variations in elevation — a maximum elevation change of 65 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 418 m; within 80 km, large variations in elevation — a maximum elevation change of 1,146 m.

The land around Hat Yai is covered by artificial surfaces (67%) and trees (26%) within 3 km, trees (74%) within 16 km, and trees (61%) and water (29%) within 80 km.

3 km
65 m
16 km
418 m
80 km
1,146 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Ban Mai 23 km · Songkhla 25 km · Sadao 42 km · Satun 62 km · Changloon 64 km · Kampung Hutan Arau 68 km · Kangar 70 km · Padang Besar 72 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 Hat Yai (7.0084°, 100.4767°, elevation 12 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).