Thị Trấn Đại Từ weather in December

In December, Thị Trấn Đại Từ sees average daytime highs of 21°C and overnight lows near 14°C, with 38 mm of rain across 8 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Thị Trấn Đại Từ's 3rd-clearest and 5th-windiest month. For the whole year in context, see Thị Trấn Đại Từ's year-round climate.

Daytime high
21°
10th warmest
Overnight low
14°
2nd coldest
Rainfall
38 mm
8 wet days
Daylight
10 h 42 min
6:33 AM – 5:14 PM
Cloud cover
65%
3rd clearest
Wind
6 km/h
5th windiest
Solar energy
2.54 kWh/m²
Travel score
6.6
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 20°C by the end.

A typical December day in Thị Trấn Đại Từ reaches about 21°C in the afternoon and slips back to 14°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 25°C. Set against its neighbours, December runs about 4°C cooler than November and about 2°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12316
22316
32216
42215
52215
62215
72215
82215
92215
102115
112114
122114
132114
142114
152114
162114
172114
182114
192114
202114
212113
222113
232013
242013
252013
262013
272013
282013
292013
302013
312013

How December really feels in Thị Trấn Đại Từ

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.

Thị Trấn Đại Từ weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 13°4910.810.85.7
Feb21° / 15°381011.35.9
Mar23° / 18°7112.911.86.0
Apr28° / 21°11213.612.55.3
May31° / 24°26019.8133.4
Jun32° / 25°36322.513.32.6
Jul32° / 26°35224.913.22.5
Aug32° / 25°34325.212.72.6
Sep31° / 24°20617.812.13.5
Oct29° / 21°901111.55.5
Nov25° / 18°587.9117.0
Dec21° / 14°38810.76.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33862
43763
53763
63763
73763
83664
93664
103763
113763
123763
133862
143961
154060
164159
173961
184060
194060
204159
214060
223961
234060
243961
253862
263763
273664
283466
293268
303169
313070

Chance of precipitation in December

Any precipitation

Thị Trấn Đại Từ gets around 38 mm of rain over 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 26% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
427
527
627
727
827
927
1027
1127
1226
1326
1426
1525
1625
1725
1825
1925
2025
2125
2225
2325
2425
2525
2625
2726
2826
2927
3028
3129

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1342522155
2352522145
3362521134
4382520134
5392620124
6402619113
7412618113
8432618103
9442617102
10452617102
11472616102
12482516102
13492515101
14502415101
15502415101
16522314101
17522314101
18522314101
19532313101
2054231391
2154231391
2255231381
2355231480
2455241470
2554241570
2654241570
2753241670
2853241670
2952241770
3052241770
3152231870

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 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
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
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 10 h 48 min at the start of December to 10 h 42 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 6:24 AM to 6:40 AM, and sunset from 5:10 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:245:10
210.86:255:11
310.86:255:11
410.86:265:11
510.76:265:11
610.76:275:11
710.76:285:11
810.76:285:12
910.76:295:12
1010.76:305:12
1110.76:305:13
1210.76:315:13
1310.76:315:13
1410.76:325:14
1510.76:325:14
1610.76:335:14
1710.76:345:15
1810.76:345:15
1910.76:355:15
2010.76:355:16
2110.76:365:16
2210.76:365:17
2310.76:365:17
2410.76:375:18
2510.76:375:18
2610.76:385:19
2710.76:385:19
2810.76:395:20
2910.76:395:20
3010.76:395:21
3110.76:405:22

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.54 kWh/m².

For context, solar energy here swings from a low near 2.07 kWh/m² to a high of 4.56 kWh/m² in June across the year — December's 2.54 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.6Moderate
42.6Moderate
52.6Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.6Moderate
192.6Moderate
202.6Moderate
212.6Moderate
222.6Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.5Moderate
272.5Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.3Moderate
Planning a trip in December

Hazard calendar for Thị Trấn Đại Từ

In seasonPeak

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

Thị Trấn Đại Từ's monsoon runs May–September, 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 Thị Trấn Đại Từ?

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

6.6
Sightseeing
2nd-best month of the year
4.1
Beach & pool
8th-best month of the year

December is a reasonable time to visit Thị Trấn Đại Từ for sightseeing.

What to pack for Thị Trấn Đại Từ in December

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

In December, Thị Trấn Đại Từ sees daytime highs around 21°C and nights near 14°C. Worth packing: rain gear. About 8 days see rain.

rain gear

UV index in Thị Trấn Đại Từ in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Thị Trấn Đại Từ peaks around June 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highExtremeVery highHighJun 23UV 12Nov 21UV 6
UV index (midday)Level
Jan6High
Feb7High
Mar9Very high
Apr6High
May9Very high
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep8Very high
Oct8Very high
Nov5High
Dec6High

Air quality in Thị Trấn Đại Từ 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 Thị Trấn Đại Từ is worst in December — around 102 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (July, 37 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 20102 µg/m³Jul 1738 µg/m³
PM2.5 (µg/m³)Level
Jan98Unhealthy
Feb89Unhealthy
Mar86Unhealthy
Apr79Unhealthy
May57Unhealthy
Jun44Poor
Jul37Poor
Aug44Poor
Sep59Unhealthy
Oct76Unhealthy
Nov92Unhealthy
Dec102Unhealthy
Location & terrain

Where is Thị Trấn Đại Từ?

Thị Trấn Đại Từ sits at 21.6°N, 105.6°E, 63 m above sea level, in Vietnam. The nearest listed city is Thái Nguyên, 22 km away.

Topography around Thị Trấn Đại Từ

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Đại Từ.

Within 3 km, the terrain around Thị Trấn Đại Từ has only modest variations in elevation — a maximum elevation change of 204 m around an average of 76 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,764 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,694 m.

The land around Thị Trấn Đại Từ is covered by trees (71%) within 3 km, trees (86%) within 16 km, and trees (78%) within 80 km.

3 km
204 m
16 km
1,764 m
80 km
1,694 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Thái Nguyên 22 km · Thành phố Sông Công 27 km · Phổ Yên 35 km · Vĩnh Yên 36 km · Việt Trì 42 km · Phúc Yên 45 km · Sóc Sơn 47 km · Cổ Đô 49 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 Thị Trấn Đại Từ (21.6338°, 105.6377°, 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).