Chơn Thành weather in December

In December, Chơn Thành sees average daytime highs of 31°C and overnight lows near 23°C, with 50 mm of rain across 7.6 wet days and about 11.3 hours of daylight. It is the 7th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 21% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Chơn Thành's 5th-clearest and 1st-windiest month. For the whole year in context, see Chơn Thành's year-round climate.

Daytime high
31°
7th warmest
Overnight low
23°
2nd coldest
Rainfall
50 mm
7.6 wet days
Daylight
11 h 18 min
6:10 AM – 5:30 PM
Cloud cover
67%
5th clearest
Wind
7 km/h
1st windiest
Solar energy
4.67 kWh/m²
Travel score
4.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical December day in Chơn Thành reaches about 31°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, December runs on par with November and about 1°C cooler than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243223
253223
263223
273223
283223
293223
303223
313223

How December really feels in Chơn Thành

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

Chơn Thành weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°183.211.44.2
Feb34° / 23°112.411.63.7
Mar34° / 25°406.711.93.0
Apr34° / 26°10514.912.22.5
May33° / 26°22024.912.52.2
Jun32° / 25°27726.512.72.4
Jul31° / 25°30829.312.62.4
Aug31° / 25°31129.112.42.4
Sep31° / 24°32928.512.12.4
Oct31° / 24°27625.811.72.8
Nov31° / 24°12814.711.53.8
Dec31° / 23°507.611.34.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43961
53862
63961
73961
83961
93961
103961
113961
123961
133862
143961
154060
164060
173961
184060
194060
204060
214060
224159
234060
244159
254159
264060
274258
284258
294357
304258
314357

Chance of precipitation in December

Any precipitation

Chơn Thành gets around 50 mm of rain over 7.6 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 25% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
234
334
433
532
632
731
831
930
1029
1129
1228
1327
1427
1526
1625
1724
1824
1923
2022
2121
2220
2319
2418
2517
2616
2716
2815
2915
3014
3114

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10110254123
20111264022
30111264021
40112274019
50112284018
60113294017
70113294016
80113304115
90114304114
100114314112
110215314111
120215314110
13021632419
14031732418
15031732407
16031832407
17041932396
18042032386
19052132375
20052133365
21162233344
22162234334
23172334314
24172335313
25172336303
26182337293
27182238292
28182239292
29182239292
30182140292
31182140291

Wind in December

Winds average 7 km/h in December, the windiest month of the year.

Across December, 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 24 min at the start of December to 11 h 18 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 6:02 AM to 6:16 AM, and sunset from 5:25 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:025:25
211.46:025:25
311.46:035:25
411.46:035:25
511.46:045:26
611.46:045:26
711.46:055:26
811.46:065:27
911.36:065:27
1011.36:075:27
1111.36:075:28
1211.36:085:28
1311.36:085:28
1411.36:095:29
1511.36:095:29
1611.36:105:30
1711.36:105:30
1811.36:115:30
1911.36:115:31
2011.36:125:31
2111.36:125:32
2211.36:135:32
2311.36:135:33
2411.36:135:33
2511.36:145:34
2611.36:145:34
2711.36:155:35
2811.36:155:35
2911.36:165:36
3011.36:165:36
3111.36:165:37

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.67 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 6.11 kWh/m² in March across the year — December's 4.67 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Chơn Thành

In seasonPeak

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

Chơn Thành's rainy season runs May–October, when most of the year's rain falls.

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

Is December a good time to visit Chơn Thành?

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

4.4
Sightseeing
1st-best month of the year
6.7
Beach & pool
3rd-best month of the year

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

What to pack for Chơn Thành in December

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

In December, Chơn Thành sees daytime highs around 31°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

UV index in Chơn Thành in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chơn Thành peaks around August 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 20 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 13Nov 20UV 9
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar12Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov9Very high
Dec9Very high

Air quality in Chơn Thành 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 Chơn Thành is worst in January — around 54 µg/m³ PM2.5 (poor), about 1.9× the cleanest month (August, 29 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 1853 µg/m³Aug 1229 µg/m³
PM2.5 (µg/m³)Level
Jan54Poor
Feb49Poor
Mar47Poor
Apr44Poor
May39Poor
Jun34Moderate
Jul31Moderate
Aug29Moderate
Sep35Moderate
Oct43Poor
Nov48Poor
Dec46Poor
Location & terrain

Where is Chơn Thành?

Chơn Thành sits at 11.4°N, 106.6°E, 63 m above sea level, in Vietnam. The nearest listed city is Đồng Xoài, 29 km away.

Topography around Chơn Thành

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

Within 3 km, the terrain around Chơn Thành has only modest variations in elevation — a maximum elevation change of 59 m around an average of 73 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 85 m; within 80 km, large variations in elevation — a maximum elevation change of 1,016 m.

The land around Chơn Thành is covered by trees (60%) within 3 km, trees (82%) within 16 km, and trees (69%) within 80 km.

3 km
59 m
16 km
85 m
80 km
1,016 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Đồng Xoài 29 km · Bến Cát 31 km · Tân Uyên 42 km · Dương Minh Châu 44 km · Thủ Dầu Một 50 km · Cu Chi 53 km · Trảng Bàng 54 km · Thuận An 57 km

Vietnam travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / F
220 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,066
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
59%
of population, 2024
Homicide rate
1.5
per 100k, 2011
Road deaths
30.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 500
Religion
none 86%Catholic 6%Buddhist 6%Protestant 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 Chơn Thành (11.4282°, 106.6354°, elevation 63 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).