Kantharalak weather in December

In December, Kantharalak sees average daytime highs of 30°C and overnight lows near 19°C, with 9 mm of rain across 1.9 wet days and about 11.1 hours of daylight. It is the 12th-warmest and 11th-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 50% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of December to 11 h 06 min by month's end. Set against the rest of the year, December is Kantharalak's 4th-clearest and 1st-windiest month. For the whole year in context, see Kantharalak's year-round climate.

Daytime high
30°
12th warmest
Overnight low
19°
2nd coldest
Rainfall
9 mm
1.9 wet days
Daylight
11 h 06 min
6:23 AM – 5:32 PM
Cloud cover
45%
4th clearest
Wind
11 km/h
1st windiest
Solar energy
4.8 kWh/m²
Travel score
6.1
out of 10

Kantharalak is town in Si Sa Ket province, Thailand.

Founded
1956

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

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

A typical December day in Kantharalak reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, December runs on par with November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23021
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
283019
293019
303019
313019

How December really feels in Kantharalak

Once humidity and wind are folded in, December averages 1 day 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
1
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Kantharalak weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 19°41.111.25.7
Feb33° / 21°10211.54.5
Mar35° / 24°376.611.93.0
Apr35° / 26°781312.32.2
May34° / 26°15622.112.72.1
Jun33° / 26°16423.112.82.3
Jul32° / 25°19025.412.82.5
Aug31° / 25°21925.912.52.6
Sep31° / 25°24725.512.12.7
Oct31° / 23°12516.311.73.8
Nov31° / 22°395.211.35.2
Dec30° / 19°91.911.16.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46634
56634
66535
76535
86535
96535
106535
116535
126535
136535
146634
156733
166733
176931
186931
197030
207228
217228
227327
237426
247426
257525
267525
277525
287525
297525
307426
317426

Chance of precipitation in December

Any precipitation

Kantharalak gets around 9 mm of rain over 1.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
68
78
88
97
107
117
127
137
146
156
166
176
186
195
205
215
225
235
245
254
264
274
284
294
304
314

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1172345231
2172445221
3182544211
4182644201
5192744191
6192843181
71102943170
81103043160
92113042150
102123141150
112133140140
122143140130
133153139120
143163138120
153173137110
164183136110
175193135110
185193134100
196203134100
20621313390
21622313280
22722323270
23723323270
24723333160
25723343150
26723343150
27722353140
28722363240
29622373230
30621373230
31621383230

Wind in December

Winds average 11 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 12 min at the start of December to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:15 AM to 6:30 AM, and sunset from 5:27 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:155:27
211.26:165:27
311.26:165:27
411.26:175:28
511.26:185:28
611.26:185:28
711.26:195:29
811.26:195:29
911.26:205:29
1011.26:205:29
1111.26:215:30
1211.16:215:30
1311.16:225:31
1411.16:225:31
1511.16:235:31
1611.16:235:32
1711.16:245:32
1811.16:245:33
1911.16:255:33
2011.16:255:33
2111.16:265:34
2211.16:265:34
2311.16:275:35
2411.16:275:35
2511.16:285:36
2611.16:285:36
2711.16:295:37
2811.16:295:37
2911.16:295:38
3011.16:305:38
3111.16:305:39

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.8 kWh/m².

For context, solar energy here swings from a low near 4.31 kWh/m² to a high of 6.09 kWh/m² in April across the year — December's 4.8 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Kantharalak

In seasonPeak

None of Kantharalak's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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

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

Is December a good time to visit Kantharalak?

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

6.1
Sightseeing
1st-best month of the year
8.3
Beach & pool
2nd-best month of the year

December is a reasonable time to visit Kantharalak for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kantharalak in December

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

In December, Kantharalak sees daytime highs around 30°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Kantharalak in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks 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 Kantharalak peaks around August 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 13UV 14Nov 23UV 8
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar11Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep11Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in Kantharalak in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kantharalak is worst in March — around 61 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (December, 15 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorPoorModerateMar 1759 µg/m³Dec 1315 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb42Poor
Mar61Unhealthy
Apr43Poor
May26Moderate
Jun20Moderate
Jul21Moderate
Aug21Moderate
Sep24Moderate
Oct24Moderate
Nov18Moderate
Dec15Moderate
Location & terrain

Where is Kantharalak?

Kantharalak sits at 14.6°N, 104.6°E, 160 m above sea level, in Thailand. The nearest listed city is Det Udom, 55 km away.

Tbeng MeancheySurin

Topography around Kantharalak

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

Within 3 km, the terrain around Kantharalak has only modest variations in elevation — a maximum elevation change of 42 m around an average of 155 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 149 m; within 80 km, large variations in elevation — a maximum elevation change of 707 m.

The land around Kantharalak is covered by trees (46%) and cropland (30%) within 3 km, cropland (56%) and trees (37%) within 16 km, and cropland (54%) and trees (40%) within 80 km.

3 km
42 m
16 km
149 m
80 km
707 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Det Udom 55 km · Si Sa Ket 63 km · Warin Chamrap 66 km · Ubon Ratchathani 70 km · Anlong Veaeng 76 km · Phibun Mangsahan 92 km · Tbeng Meanchey 99 km · Surin 127 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 Kantharalak (14.6406°, 104.6499°, elevation 160 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. 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).