Cam Ranh weather in December

In December, Cam Ranh sees average daytime highs of 26°C and overnight lows near 23°C, with 264 mm of rain across 19.3 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 14% 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 Cam Ranh's 7th-clearest and 1st-windiest month. For the whole year in context, see Cam Ranh's year-round climate.

Daytime high
26°
11th warmest
Overnight low
23°
3rd coldest
Rainfall
264 mm
19.3 wet days
Daylight
11 h 18 min
6:00 AM – 5:19 PM
Cloud cover
75%
7th clearest
Wind
22 km/h
1st windiest
Solar energy
3.69 kWh/m²
Travel score
5.1
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical December day in Cam Ranh reaches about 26°C in the afternoon and slips back to 23°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12624
22624
32624
42624
52624
62624
72624
82624
92624
102624
112624
122623
132623
142623
152623
162623
172623
182623
192623
202623
212523
222523
232523
242523
252523
262523
272523
282523
292523
302523
312523

How December really feels in Cam Ranh

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.

Cam Ranh 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
Jan25° / 22°8012.411.46.4
Feb26° / 23°367.511.67.0
Mar28° / 24°569.811.96.5
Apr29° / 26°6010.912.35.3
May30° / 27°9516.312.54.0
Jun31° / 27°6311.912.74.1
Jul31° / 27°5411.912.64.2
Aug31° / 27°6613.312.44.0
Sep30° / 26°16020.712.13.6
Oct28° / 25°28925.311.73.8
Nov27° / 24°30721.711.54.6
Dec26° / 23°26419.311.35.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% 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 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23268
33268
43268
53268
63169
73169
83169
93169
103070
113070
123070
133070
143070
153070
162971
172971
182872
192872
202872
212872
222773
232773
242773
252773
262872
272971
282971
292971
303169
313169

Chance of precipitation in December

Any precipitation

Cam Ranh gets around 264 mm of rain over 19.3 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 62% and peaks near 73% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
173
272
371
470
570
670
769
869
969
1068
1168
1267
1367
1466
1565
1664
1763
1862
1961
2060
2159
2258
2357
2455
2554
2653
2752
2851
2950
3049
3148

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10220717
20221707
30222706
40223696
50224686
60225685
70225685
80226684
90227674
100227683
110227683
120228673
130328672
140329662
150430642
160430651
170531631
180532621
191632601
201733581
211834570
221836550
231937530
2411037520
2511038510
2611139490
2711139480
2811240480
2911240470
3011241470
3111141470

Wind in December

Winds average 22 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 20 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120light breeze
220light breeze
320breezy
420breezy
520breezy
620breezy
721breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2522breezy
2622breezy
2722breezy
2822breezy
2922breezy
3021breezy
3121breezy

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 5:53 AM to 6:07 AM, and sunset from 5:14 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.45:535:14
211.35:535:14
311.35:545:14
411.35:545:14
511.35:555:15
611.35:555:15
711.35:565:15
811.35:565:16
911.35:575:16
1011.35:575:16
1111.35:585:17
1211.35:585:17
1311.35:595:17
1411.35:595:18
1511.36:005:18
1611.36:005:19
1711.36:015:19
1811.36:015:20
1911.36:025:20
2011.36:025:20
2111.36:035:21
2211.36:035:21
2311.36:045:22
2411.36:045:22
2511.36:055:23
2611.36:055:23
2711.36:065:24
2811.36:065:24
2911.36:065:25
3011.36:075:25
3111.36:075:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.69 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.69 kWh/m² to a high of 6.39 kWh/m² in April across the year — December's 3.69 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.7Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
314.0Moderate
Planning a trip in December

Hazard calendar for Cam Ranh

In seasonPeak

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

Cam Ranh sits in the Pacific typhoon belt; the season peaks July–October.

Cam Ranh'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 Cam Ranh?

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

5.1
Sightseeing
5th-best month of the year
4.9
Beach & pool
10th-best month of the year

December is a reasonable time to visit Cam Ranh for sightseeing.

What to pack for Cam Ranh in December

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

In December, Cam Ranh sees daytime highs around 26°C and nights near 23°C. Pack rain gear. Worth having: light clothes and a windbreaker. About 19 days see rain.

rain gearlight clothesa windbreaker

Sea temperature near Cam Ranh in December

The nearest coast averages about 26°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 24 km away) is warmest in May at about 29°C and coldest in January near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec26Warm

UV index in Cam Ranh in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cam Ranh peaks around April 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highApr 18UV 13Dec 16UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Cam Ranh 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 Cam Ranh is worst in July — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1718 µg/m³Nov 1713 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar15Moderate
Apr16Moderate
May15Moderate
Jun18Moderate
Jul19Moderate
Aug18Moderate
Sep16Moderate
Oct15Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Cam Ranh?

Cam Ranh sits at 11.9°N, 109.2°E, 15 m above sea level, in Vietnam. The nearest listed city is Nha Trang, 36 km away.

Tu BôngĐinh Văn

Topography around Cam Ranh

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

Within 3 km, the terrain around Cam Ranh has significant variations in elevation — a maximum elevation change of 510 m around an average of 44 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 898 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.

The land around Cam Ranh is covered by water (37%), trees (28%) and artificial surfaces (22%) within 3 km, trees (38%) and water (34%) within 16 km, and trees (45%) and water (41%) within 80 km.

3 km
510 m
16 km
898 m
80 km
2,277 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Nha Trang 36 km · Khánh Hải 39 km · Phan Rang-Tháp Chàm 44 km · Ninh Hòa 64 km · Da Lat 78 km · Đưc Trọng 88 km · Tu Bông 95 km · Đinh Văn 101 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 Cam Ranh (11.9214°, 109.1591°, elevation 15 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).