Hải Châu weather in December

In December, Hải Châu sees average daytime highs of 24°C and overnight lows near 21°C, with 353 mm of rain across 22.8 wet days and about 11.1 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 12% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of December to 11 h 06 min by month's end. Set against the rest of the year, December is Hải Châu's 9th-clearest and 1st-windiest month. For the whole year in context, see Hải Châu's year-round climate.

Daytime high
24°
11th warmest
Overnight low
21°
3rd coldest
Rainfall
353 mm
22.8 wet days
Daylight
11 h 06 min
6:12 AM – 5:15 PM
Cloud cover
76%
9th clearest
Wind
12 km/h
1st windiest
Solar energy
2.56 kWh/m²
Travel score
4.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in Hải Châu reaches about 24°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12523
22522
32522
42522
52522
62522
72522
82422
92422
102422
112422
122422
132422
142421
152421
162421
172421
182421
192421
202421
212421
222421
232421
242421
252421
262421
272421
282421
292421
302421
312421

How December really feels in Hải Châu

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.

Hải Châu weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 20°17816.911.25.7
Feb24° / 21°9011.211.56.6
Mar27° / 23°879.711.96.7
Apr29° / 25°768.712.35.6
May31° / 26°11815.712.73.8
Jun32° / 28°8414.512.93.1
Jul32° / 27°11316.412.93.1
Aug32° / 27°14719.312.53.0
Sep30° / 26°28922.712.13.3
Oct28° / 25°42224.511.64.1
Nov26° / 23°46022.111.34.7
Dec24° / 21°35322.811.14.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% 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 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23367
33268
43169
53169
63070
72872
82773
92674
102575
112476
122476
132476
142377
152377
162377
172476
182476
192476
202476
212575
222575
232674
242773
252773
262872
272971
283070
293268
303268
313268

Chance of precipitation in December

Any precipitation

Hải Châu gets around 353 mm of rain over 22.8 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 72% and peaks near 77% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
177
277
377
477
577
677
777
877
977
1077
1177
1277
1376
1475
1574
1674
1773
1872
1972
2071
2171
2270
2369
2468
2568
2666
2765
2864
2964
3063
3162

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1021030544
2021032533
3021133513
4021135502
5021136482
6021237472
7021238461
8021340441
9021341431
10021441411
11021542401
12131542391
13131642381
14131742371
15131842361
16141941351
17141941340
18142041330
19252141320
20252141310
21252241290
22262342280
23262342270
24272343250
25272344240
26272345230
27272346220
28172347220
29172248210
30172249210
31172249210

Wind in December

Winds average 12 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412calm
2512calm
2612calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 h 06 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 6:04 AM to 6:19 AM, and sunset from 5:11 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:045:11
211.16:045:11
311.16:055:11
411.16:055:11
511.16:065:12
611.16:065:12
711.16:075:12
811.16:085:13
911.16:085:13
1011.16:095:13
1111.16:095:14
1211.16:105:14
1311.16:105:14
1411.16:115:15
1511.16:115:15
1611.16:125:15
1711.16:125:16
1811.16:135:16
1911.16:135:17
2011.16:145:17
2111.16:145:18
2211.16:155:18
2311.16:155:19
2411.16:165:19
2511.16:165:19
2611.16:175:20
2711.16:175:20
2811.16:175:21
2911.16:185:22
3011.16:185:22
3111.16:195:23

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.56 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.56 kWh/m² to a high of 6.29 kWh/m² in May across the year — December's 2.56 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.8Moderate
22.8Moderate
32.8Moderate
42.7Moderate
52.7Moderate
62.7Moderate
72.6Moderate
82.6Moderate
92.6Moderate
102.6Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.6Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.7Moderate
272.7Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in December

Hazard calendar for Hải Châu

In seasonPeak

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

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

Hải Châu's monsoon runs September–December, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Hải Châu?

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

4.8
Sightseeing
5th-best month of the year
4.1
Beach & pool
12th-best month of the year

December is a reasonable time to visit Hải Châu for sightseeing.

What to pack for Hải Châu in December

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

In December, Hải Châu sees daytime highs around 24°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 23 days see rain.

rain gearlight clothes

Sea temperature near Hải Châu in December

The nearest coast averages about 25°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 35 km away) is warmest in August at about 30°C and coldest in February near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb23Refreshing
Mar24Refreshing
Apr25Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov27Warm
Dec25Warm

UV index in Hải Châu 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 Hải Châu peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighAug 13UV 13Dec 15UV 7
UV index (midday)Level
Jan9Very high
Feb9Very high
Mar11Extreme
Apr11Extreme
May11Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec6High

Air quality in Hải 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 Hải Châu is worst in March — around 49 µg/m³ PM2.5 (poor), about 3.0× the cleanest month (July, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2048 µg/m³Jul 2416 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb29Moderate
Mar49Poor
Apr42Poor
May28Moderate
Jun21Moderate
Jul16Moderate
Aug17Moderate
Sep20Moderate
Oct22Moderate
Nov21Moderate
Dec23Moderate
Location & terrain

Where is Hải Châu?

Hải Châu sits at 15.9°N, 108.1°E, 8 m above sea level, in Vietnam. The nearest listed city is Đại Lộc, 4.0 km away.

Topography around Hải Châu

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

Within 3 km, the terrain around Hải Châu has only modest variations in elevation — a maximum elevation change of 206 m around an average of 21 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,254 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,864 m.

The land around Hải Châu is covered by cropland (35%) and trees (29%) within 3 km, trees (44%) and cropland (23%) within 16 km, and trees (55%) and water (36%) within 80 km.

3 km
206 m
16 km
1,254 m
80 km
1,864 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Đại Lộc 4.0 km · Điện Bàn 13 km · Cẩm Lệ 14 km · Hòa Cường 15 km · Bà Nà 18 km · Thanh Khê 18 km · Sơn Trà 19 km · Da Nang 19 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 Hải Châu (15.9167°, 108.1333°, elevation 8 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).