Xuân Mai weather in December

In December, Xuân Mai sees average daytime highs of 21°C and overnight lows near 15°C, with 33 mm of rain across 6.3 wet days and about 10.8 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 28% 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 Xuân Mai's 3rd-clearest and 11th-windiest month. For the whole year in context, see Xuân Mai's year-round climate.

Daytime high
21°
11th warmest
Overnight low
15°
2nd coldest
Rainfall
33 mm
6.3 wet days
Daylight
10 h 42 min
6:32 AM – 5:16 PM
Cloud cover
62%
3rd clearest
Wind
5 km/h
11th windiest
Solar energy
2.58 kWh/m²
Travel score
7.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical December day in Xuân Mai reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°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)
12317
22317
32317
42217
52216
62216
72216
82216
92216
102216
112216
122116
132115
142115
152115
162115
172115
182115
192115
202115
212115
222115
232115
242114
252114
262114
272114
282114
292014
302014
312014

How December really feels in Xuân Mai

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.

Xuân Mai weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 14°377.610.96.3
Feb22° / 16°246.511.36.6
Mar24° / 18°51911.96.7
Apr29° / 22°10411.112.55.3
May32° / 25°24418.3133.3
Jun33° / 26°2311913.22.5
Jul33° / 26°27821.113.12.6
Aug32° / 26°33022.912.72.7
Sep31° / 25°23618.512.13.6
Oct28° / 22°1331211.55.6
Nov25° / 19°587.4117.2
Dec21° / 15°336.310.87.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44357
54357
64258
74357
84357
94258
104357
114357
124357
134456
144456
154555
164456
174555
184555
194555
204654
214555
224456
234456
244357
254258
264159
274060
283862
293763
303565
313466

Chance of precipitation in December

Any precipitation

Xuân Mai gets around 33 mm of rain over 6.3 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 21% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
124
223
323
423
522
622
722
821
921
1020
1120
1219
1319
1419
1518
1618
1718
1818
1918
2018
2119
2219
2319
2419
2520
2621
2721
2822
2923
3023
3124

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1222626207
2232625197
3242725186
4252725176
5262824165
6282824165
7292923154
8302922154
9323021143
10333020143
11352919142
12362919142
13382818142
14392718141
15402718141
16412618141
17422518141
18432518141
19432419131
20442319131
21442320121
22452320121
23452221111
24452222110
25452223100
26452123100
27442124100
28442125100
29432125110
30432125110
31422125120

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 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
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 6:23 AM to 6:38 AM, and sunset from 5:12 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:235:12
210.86:235:12
310.86:245:12
410.86:255:13
510.86:255:13
610.86:265:13
710.86:275:13
810.86:275:13
910.86:285:14
1010.86:285:14
1110.86:295:14
1210.86:295:15
1310.76:305:15
1410.76:315:15
1510.76:315:16
1610.76:325:16
1710.76:325:16
1810.76:335:17
1910.76:335:17
2010.76:345:18
2110.76:345:18
2210.76:355:19
2310.76:355:19
2410.76:365:19
2510.76:365:20
2610.76:375:20
2710.76:375:21
2810.76:375:22
2910.76:385:22
3010.76:385:23
3110.76:385:23

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.58 kWh/m².

For context, solar energy here swings from a low near 2.17 kWh/m² to a high of 4.87 kWh/m² in June across the year — December's 2.58 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.7Moderate
22.7Moderate
32.6Moderate
42.6Moderate
52.6Moderate
62.6Moderate
72.6Moderate
82.6Moderate
92.6Moderate
102.6Moderate
112.6Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.6Moderate
202.6Moderate
212.6Moderate
222.6Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.4Moderate
312.4Moderate
Planning a trip in December

Hazard calendar for Xuân Mai

In seasonPeak

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

Xuân Mai'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 Xuân Mai?

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

7.0
Sightseeing
2nd-best month of the year
4.5
Beach & pool
8th-best month of the year

December is one of the better times to visit Xuân Mai for general sightseeing.

What to pack for Xuân Mai in December

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

In December, Xuân Mai sees daytime highs around 21°C and nights near 15°C. Little to plan around — just the basics. About 6 days see rain.

UV index in Xuân Mai 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 Xuân Mai peaks around June 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highHighExtremeVery highHighJun 20UV 11Nov 22UV 6
UV index (midday)Level
Jan6High
Feb7High
Mar9Very high
Apr6High
May7High
Jun12Extreme
Jul10Extreme
Aug10Extreme
Sep7High
Oct8Very high
Nov6High
Dec6High

Air quality in Xuân Mai 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 Xuân Mai is worst in December — around 171 µg/m³ PM2.5 (very unhealthy), about 3.4× the cleanest month (July, 50 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyDec 19170 µg/m³Jul 1452 µg/m³
PM2.5 (µg/m³)Level
Jan161Very unhealthy
Feb136Unhealthy
Mar122Unhealthy
Apr106Unhealthy
May76Unhealthy
Jun59Unhealthy
Jul50Poor
Aug68Unhealthy
Sep96Unhealthy
Oct125Unhealthy
Nov152Very unhealthy
Dec171Very unhealthy
Location & terrain

Where is Xuân Mai?

Xuân Mai sits at 20.9°N, 105.6°E, 11 m above sea level, in Vietnam. The nearest listed city is Vinhomes Smart City, 20 km away.

Topography around Xuân Mai

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

Within 3 km, the terrain around Xuân Mai has only modest variations in elevation — a maximum elevation change of 134 m around an average of 16 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,022 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,597 m.

The land around Xuân Mai is covered by trees (49%) and cropland (31%) within 3 km, trees (58%) and cropland (27%) within 16 km, and trees (59%) and cropland (28%) within 80 km.

3 km
134 m
16 km
1,022 m
80 km
1,597 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Vinhomes Smart City 20 km · Tây Mỗ 20 km · Dại Mỗ 21 km · Hà Đông 22 km · Đan Phượng 23 km · Phú Đô 23 km · Cầu Diễn 25 km · Thanh Xuân 25 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 Xuân Mai (20.9°, 105.5833°, elevation 11 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).