Betong weather in December

In December, Betong sees average daytime highs of 29°C and overnight lows near 21°C, with 198 mm of rain across 18.8 wet days and about 11.7 hours of daylight. It is the 12th-warmest and 7th-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 4% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Betong's 6th-clearest and 2nd-windiest month. For the whole year in context, see Betong's year-round climate.

Daytime high
29°
12th warmest
Overnight low
21°
7th coldest
Rainfall
198 mm
18.8 wet days
Daylight
11 h 42 min
6:22 AM – 6:02 PM
Cloud cover
85%
6th clearest
Wind
6 km/h
2nd windiest
Solar energy
4.12 kWh/m²
Travel score
4.2
out of 10

Betong is town in Yala province, Thailand.

Density
380/km²
people per km²

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 29°C through the month.

A typical December day in Betong reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, December runs on par with November and about 1°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

How December really feels in Betong

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Betong weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°9211.611.74.5
Feb32° / 21°779.611.83.8
Mar32° / 21°17817.8123.0
Apr31° / 22°27025.312.12.7
May31° / 22°24327.512.32.7
Jun30° / 22°17422.312.33.2
Jul30° / 21°18822.312.33.4
Aug30° / 21°21323.812.23.2
Sep29° / 21°26426.4123.0
Oct29° / 21°34729.111.92.9
Nov29° / 21°30426.311.73.2
Dec29° / 21°19818.811.74.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21189
31189
41189
51189
61288
71288
81288
91288
101288
111288
121288
131288
141288
151288
161387
171387
181387
191387
201387
211387
221387
231387
241387
251486
261486
271684
281783
291783
301981
311981

Chance of precipitation in December

Any precipitation

Betong gets around 198 mm of rain over 18.8 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 61% and peaks near 75% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
175
273
372
471
570
669
768
867
967
1066
1165
1264
1364
1463
1562
1661
1760
1859
1958
2057
2157
2256
2355
2455
2554
2653
2753
2852
2952
3051
3150

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
102080
202179
302278
402377
502476
602575
702674
802674
902773
1002872
1102971
1202971
1303070
1403169
1503367
1603466
1703565
1813762
1913861
2013960
2114158
2214257
2314455
2414554
2514653
2614752
2714851
2824850
2924949
3024948
3135047

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 42 min at the start of December to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:15 AM to 6:29 AM, and sunset from 5:56 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:155:56
211.76:155:56
311.76:165:57
411.76:165:57
511.76:175:57
611.76:175:58
711.76:185:58
811.76:185:59
911.76:185:59
1011.76:195:59
1111.76:196:00
1211.76:206:00
1311.76:206:01
1411.76:216:01
1511.76:216:01
1611.76:226:02
1711.76:226:02
1811.76:236:03
1911.76:236:03
2011.76:246:04
2111.76:246:04
2211.76:256:05
2311.76:256:05
2411.76:266:06
2511.76:266:06
2611.76:276:07
2711.76:276:07
2811.76:276:07
2911.76:286:08
3011.76:286:08
3111.76:296:09

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.12 kWh/m².

For context, solar energy here swings from a low near 4.1 kWh/m² to a high of 5.81 kWh/m² in March across the year — December's 4.12 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in December

Is December a good time to visit Betong?

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

4.2
Sightseeing
2nd-best month of the year
5.2
Beach & pool
3rd-best month of the year

December is a reasonable time to visit Betong for sightseeing.

What to pack for Betong in December

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

In December, Betong sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. About 19 days see rain.

light clothesrain gear

UV index in Betong in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Betong peaks around February 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 20UV 14Dec 11UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep14Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Betong 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 Betong is worst in April — around 22 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1422 µg/m³Dec 1316 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb17Moderate
Mar20Moderate
Apr22Moderate
May19Moderate
Jun21Moderate
Jul22Moderate
Aug20Moderate
Sep21Moderate
Oct21Moderate
Nov17Moderate
Dec16Moderate
Location & terrain

Where is Betong?

Betong sits at 5.8°N, 101.1°E, 269 m above sea level, in Thailand. The nearest listed city is Pulai, 24 km away.

Topography around Betong

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

Within 3 km, the terrain around Betong has only modest variations in elevation — a maximum elevation change of 241 m around an average of 315 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,170 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,029 m.

The land around Betong is covered by trees (79%) within 3 km, trees (92%) within 16 km, and trees (92%) within 80 km.

3 km
241 m
16 km
1,170 m
80 km
2,029 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Pulai 24 km · Kampung Kupang 29 km · Sik 36 km · Gerik 40 km · Teloi Kanan 46 km · Kuala Ketil 51 km · Kampong Sidam 62 km · Sungai Lalang 62 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 Betong (5.7743°, 101.0723°, elevation 269 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).