Chanthaburi weather in October

In October, Chanthaburi sees average daytime highs of 30°C and overnight lows near 26°C, with 238 mm of rain across 23 wet days and about 11.7 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 11% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 36 min by month's end. Set against the rest of the year, October is Chanthaburi's 7th-clearest and 12th-windiest month. For the whole year in context, see Chanthaburi's year-round climate.

Daytime high
30°
4th warmest
Overnight low
26°
5th coldest
Rainfall
238 mm
23 wet days
Daylight
11 h 42 min
6:05 AM – 5:48 PM
Cloud cover
78%
7th clearest
Wind
8 km/h
12th windiest
Solar energy
4.64 kWh/m²
Travel score
3.5
out of 10

Chanthaburi is town in Chanthaburi province, Thailand.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical October day in Chanthaburi reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
113026
123026
133026
143026
153026
163026
173026
183026
193026
203026
213026
223026
233026
243026
253026
263026
273026
283026
293026
303026
313026

How October really feels in Chanthaburi

Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Chanthaburi weather by month

How October compares with the rest of the year at a glance. October is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°296.311.36.1
Feb29° / 25°338.211.65.7
Mar30° / 26°8515.111.94.7
Apr30° / 27°12218.812.33.8
May30° / 27°32028.212.62.8
Jun30° / 27°38428.412.72.8
Jul29° / 27°36929.612.72.8
Aug29° / 27°32829.212.42.9
Sep29° / 26°36328.812.12.9
Oct30° / 26°2382311.73.5
Nov30° / 25°46811.45.2
Dec30° / 24°163.211.36.2

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 77%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
3991
41090
51090
61189
71288
81288
91387
101486
111486
121684
131684
141882
151981
162080
172278
182476
192476
202773
212872
223070
233070
243367
253466
263664
273763
283862
294060
304159
314357

Chance of precipitation in October

Any precipitation

Chanthaburi gets around 238 mm of rain over 23 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 73% and peaks near 94% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
393
493
592
692
791
890
988
1087
1185
1284
1382
1480
1578
1676
1774
1872
1970
2068
2165
2263
2361
2458
2556
2653
2751
2849
2947
3045
3143

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100496
200595
300694
400694
500793
600892
700991
800991
9001090
10001189
11011287
12011386
13011485
14011584
15011782
16011881
17021979
18122077
19122176
20132274
21132472
22142570
23142669
24152866
25162964
26173161
27183259
28183358
29193456
301103554
311113652

Wind in October

Winds average 8 km/h in October, the calmest month.

Across October, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over October. Sunrise moves from 6:04 AM to 6:09 AM, and sunset from 5:57 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:045:57
211.96:045:57
311.96:045:56
411.96:045:55
511.86:045:55
611.86:045:54
711.86:045:53
811.86:045:53
911.86:045:52
1011.86:045:51
1111.86:055:51
1211.86:055:50
1311.76:055:50
1411.76:055:49
1511.76:055:49
1611.76:055:48
1711.76:055:48
1811.76:065:47
1911.76:065:47
2011.76:065:46
2111.76:065:46
2211.66:065:45
2311.66:065:45
2411.66:075:44
2511.66:075:44
2611.66:075:43
2711.66:075:43
2811.66:085:43
2911.66:085:42
3011.66:085:42
3111.66:095:42

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.64 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 5.89 kWh/m² in April across the year — October's 4.64 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.6Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.7Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for Chanthaburi

In seasonPeak

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

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

Chanthaburi'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 October a good time to visit Chanthaburi?

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

3.5
Sightseeing
7th-best month of the year
4.8
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Chanthaburi.

What to pack for Chanthaburi in October

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

In October, Chanthaburi sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Chanthaburi in October

The nearest coast averages about 29°C in October — 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 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
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Chanthaburi in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chanthaburi peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 16UV 14Nov 23UV 9
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Chanthaburi in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chanthaburi is worst in February — around 32 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (August, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1631 µg/m³Aug 1714 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb32Moderate
Mar27Moderate
Apr22Moderate
May16Moderate
Jun14Moderate
Jul15Moderate
Aug14Moderate
Sep15Moderate
Oct18Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Chanthaburi?

Chanthaburi sits at 12.6°N, 102.1°E, 7 m above sea level, in Thailand. The nearest listed city is Tha Mai, 11 km away.

Topography around Chanthaburi

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

Within 3 km, the terrain around Chanthaburi has only modest variations in elevation — a maximum elevation change of 38 m around an average of 8 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 937 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,596 m.

The land around Chanthaburi is covered by trees (45%) and artificial surfaces (33%) within 3 km, trees (64%) within 16 km, and trees (58%) and water (29%) within 80 km.

3 km
38 m
16 km
937 m
80 km
1,596 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
October weather nearby: Tha Mai 11 km · Laem Sing 15 km · Khao Saming 46 km · Klaeng 53 km · Laem Ngop 58 km · Trat 60 km · Pailin 61 km · Ko Chang 66 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 Chanthaburi (12.6096°, 102.1045°, elevation 7 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).