Tân Châu weather in December

In December, Tân Châu sees average daytime highs of 31°C and overnight lows near 24°C, with 48 mm of rain across 7.4 wet days and about 11.4 hours of daylight. It is the 12th-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 22% 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 24 min by month's end. Set against the rest of the year, December is Tân Châu's 5th-clearest and 5th-windiest month. For the whole year in context, see Tân Châu's year-round climate.

Daytime high
31°
12th warmest
Overnight low
24°
3rd coldest
Rainfall
48 mm
7.4 wet days
Daylight
11 h 24 min
6:14 AM – 5:36 PM
Cloud cover
67%
5th clearest
Wind
9 km/h
5th windiest
Solar energy
4.71 kWh/m²
Travel score
4.6
out of 10

Tân Châu is human settlement in Vietnam.

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 31°C through the month.

A typical December day in Tân Châu reaches about 31°C in the afternoon and slips back to 24°C overnight — a 8°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 on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How December really feels in Tân Châu

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.

Tân Châu weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°23411.44.9
Feb32° / 23°131.611.64.6
Mar34° / 25°356.611.93.1
Apr35° / 26°8713.512.22.3
May34° / 27°17023.612.52.1
Jun32° / 26°19826.512.62.2
Jul32° / 26°20827.212.62.4
Aug32° / 26°21527.812.42.3
Sep32° / 25°25427.912.12.2
Oct32° / 25°27626.311.82.5
Nov32° / 25°11314.811.53.6
Dec31° / 24°487.411.44.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33862
43862
53862
63763
73763
83763
93763
103763
113763
123763
133763
143763
153763
163763
173664
183763
193862
203763
213763
223862
233961
243961
253961
264060
274060
284258
294258
304357
314357

Chance of precipitation in December

Any precipitation

Tân Châu gets around 48 mm of rain over 7.4 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 24% and peaks near 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
133
233
332
431
531
630
730
829
929
1028
1128
1227
1326
1425
1525
1624
1723
1823
1922
2022
2121
2220
2319
2418
2518
2617
2716
2816
2916
3015
3115

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 88% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
105214528
206224527
306234526
406244525
506254523
606264522
706274521
807274620
907284619
1017284618
1118294617
1218294616
1318294516
1429294515
15210294514
16210294414
17311294413
18311294413
19312294312
20413294312
21413294211
22413304211
23413304210
24413304210
2541330439
2641331448
2741330448
2841230467
2941130477
3041130496
3131030516

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 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
28calm
38calm
48calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 24 min at the start of December to 11 h 24 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 6:06 AM to 6:21 AM, and sunset from 5:31 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:065:31
211.46:075:31
311.46:075:32
411.46:085:32
511.46:085:32
611.46:095:33
711.46:095:33
811.46:105:33
911.46:105:34
1011.46:115:34
1111.46:125:34
1211.46:125:35
1311.46:135:35
1411.46:135:36
1511.46:145:36
1611.46:145:36
1711.46:155:37
1811.46:155:37
1911.46:165:38
2011.46:165:38
2111.46:175:39
2211.46:175:39
2311.46:175:40
2411.46:185:40
2511.46:185:40
2611.46:195:41
2711.46:195:41
2811.46:205:42
2911.46:205:42
3011.46:215:43
3111.46:215:43

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.71 kWh/m².

For context, solar energy here swings from a low near 4.41 kWh/m² to a high of 6.07 kWh/m² in April across the year — December's 4.71 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in December

Hazard calendar for Tân Châu

In seasonPeak

In December, Tân Châu sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

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

Tân Châu's rainy season runs May–October, 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 December a good time to visit Tân Châu?

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

4.6
Sightseeing
2nd-best month of the year
6.8
Beach & pool
3rd-best month of the year

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

What to pack for Tân Châu in December

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

In December, Tân Châu sees daytime highs around 31°C and nights near 24°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Tân Châu 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 Tân Châu 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
Jan10Extreme
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct9Very high
Nov9Very high
Dec9Very high

Air quality in Tân Châu 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 Tân Châu is worst in January — around 55 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (August, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 1754 µg/m³Aug 1422 µg/m³
PM2.5 (µg/m³)Level
Jan55Poor
Feb49Poor
Mar44Poor
Apr40Poor
May33Moderate
Jun25Moderate
Jul24Moderate
Aug21Moderate
Sep27Moderate
Oct39Poor
Nov47Poor
Dec48Poor
Location & terrain

Where is Tân Châu?

Tân Châu sits at 10.8°N, 105.2°E, 7 m above sea level, in Vietnam. The nearest listed city is Ấp Long Thạnh, 6.0 km away.

Topography around Tân Châu

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

Within 3 km, the terrain around Tân Châu has only modest variations in elevation — a maximum elevation change of 18 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 26 m; within 80 km, large variations in elevation — a maximum elevation change of 691 m.

The land around Tân Châu is covered by cropland (44%) and water (20%) within 3 km, cropland (72%) within 16 km, and cropland (80%) within 80 km.

3 km
18 m
16 km
26 m
80 km
691 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Ấp Long Thạnh 6.0 km · Hồng Ngự 12 km · Châu Phong 15 km · Châu Đốc 17 km · Kiến An 29 km · Tràm Chim 38 km · Tịnh Biên 40 km · Long Xuyên 51 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 Tân Châu (10.7983°, 105.2389°, 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). 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).