Hà Tĩnh weather in December

In December, Hà Tĩnh sees average daytime highs of 22°C and overnight lows near 18°C, with 166 mm of rain across 17.4 wet days and about 10.9 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 21°C by the end. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is Hà Tĩnh's 10th-clearest and 1st-windiest month. For the whole year in context, see Hà Tĩnh's year-round climate.

Daytime high
22°
11th warmest
Overnight low
18°
3rd coldest
Rainfall
166 mm
17.4 wet days
Daylight
10 h 54 min
6:25 AM – 5:20 PM
Cloud cover
80%
10th clearest
Wind
14 km/h
1st windiest
Solar energy
2.35 kWh/m²
Travel score
5.2
out of 10

Hà Tĩnh is province capital city in Vietnam.

Density
47/km²
people per km²
Founded
2007

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 21°C by the end.

A typical December day in Hà Tĩnh reaches about 22°C in the afternoon and slips back to 18°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 25°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12320
22320
32319
42319
52319
62219
72219
82219
92219
102219
112219
122218
132218
142218
152218
162118
172118
182118
192118
202118
212118
222118
232118
242118
252117
262117
272117
282117
292117
302117
312117

How December really feels in Hà Tĩnh

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.

Hà Tĩnh weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 17°10315.1115.4
Feb22° / 18°6712.111.46.0
Mar25° / 20°6910.111.96.7
Apr28° / 23°7710.512.45.7
May31° / 26°11813.612.94.0
Jun33° / 28°71813.13.4
Jul33° / 28°1269.6133.4
Aug32° / 27°19113.812.63.5
Sep30° / 26°39119.112.13.8
Oct27° / 24°53822.511.64.6
Nov25° / 21°27218.311.15.3
Dec22° / 18°16617.410.95.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22575
32476
42476
52377
62278
72179
82179
92179
101981
111981
121981
131981
142080
152080
162080
172278
182278
192278
202278
212377
222476
232476
242476
252476
262674
272674
282674
292674
302674
312674

Chance of precipitation in December

Any precipitation

Hà Tĩnh gets around 166 mm of rain over 17.4 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 55% and peaks near 62% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
162
262
362
461
561
661
761
860
960
1059
1159
1258
1357
1456
1555
1654
1753
1853
1952
2052
2151
2251
2351
2451
2550
2650
2750
2849
2949
3049
3149

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 29% of days. Sticky, muggy-or-worse air turns up on roughly 39% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14162633211
24162633191
35172733181
45182733171
56192832151
66192832140
77202831130
87212931120
98212930120
109222929110
1110222929100
1212232828100
1313232727100
1414232627100
1515232626100
1616232526100
1717232526100
181723242690
191823242590
201923242590
211923242680
222023242670
232023242670
242023242760
252023252750
261923252850
271923252940
281823253030
291723253130
301723263220
311623263320

Wind in December

Winds average 14 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 h 54 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 6:17 AM to 6:32 AM, and sunset from 5:15 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:175:15
211.06:175:16
311.06:185:16
411.06:195:16
511.06:195:16
610.96:205:16
710.96:205:17
810.96:215:17
910.96:225:17
1010.96:225:18
1110.96:235:18
1210.96:235:18
1310.96:245:19
1410.96:245:19
1510.96:255:19
1610.96:255:20
1710.96:265:20
1810.96:265:20
1910.96:275:21
2010.96:275:21
2110.96:285:22
2210.96:285:22
2310.96:295:23
2410.96:295:23
2510.96:305:24
2610.96:305:24
2710.96:315:25
2810.96:315:25
2910.96:315:26
3010.96:325:26
3110.96:325:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.35 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 5.64 kWh/m² in June across the year — December's 2.35 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.5Moderate
52.4Moderate
62.4Moderate
72.4Moderate
82.4Moderate
92.4Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.3Moderate
182.3Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.4Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in December

Hazard calendar for Hà Tĩnh

In seasonPeak

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

Hà Tĩnh sits in the Pacific typhoon belt; the season peaks July–October.

Hà Tĩnh's monsoon runs September–November, 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 Hà Tĩnh?

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

5.2
Sightseeing
6th-best month of the year
3.6
Beach & pool
11th-best month of the year

December is a reasonable time to visit Hà Tĩnh for sightseeing.

What to pack for Hà Tĩnh in December

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

In December, Hà Tĩnh sees daytime highs around 22°C and nights near 18°C. Pack rain gear. About 17 days see rain.

rain gear

Sea temperature near Hà Tĩnh in December

The nearest coast averages about 23°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 23 km away) is warmest in August at about 30°C and coldest in February near 21°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb21Refreshing
Mar22Refreshing
Apr24Warm
May28Warm
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct28Warm
Nov26Warm
Dec23Refreshing

UV index in Hà Tĩnh 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 Hà Tĩnh peaks around July 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJul 20UV 13Dec 15UV 6
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar10Very high
Apr9Very high
May11Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov7Very high
Dec6High

Air quality in Hà Tĩnh 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 Hà Tĩnh is worst in April — around 60 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (July, 14 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateApr 1159 µg/m³Jul 1715 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb35Poor
Mar54Poor
Apr60Unhealthy
May24Moderate
Jun16Moderate
Jul14Moderate
Aug16Moderate
Sep20Moderate
Oct27Moderate
Nov28Moderate
Dec32Moderate
Location & terrain

Where is Hà Tĩnh?

Hà Tĩnh sits at 18.3°N, 105.9°E, 8 m above sea level, in Vietnam. The nearest listed city is Nghèn, 18 km away.

Topography around Hà Tĩnh

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

Within 3 km, the terrain around Hà Tĩnh has only modest variations in elevation — a maximum elevation change of 17 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 485 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,260 m.

The land around Hà Tĩnh is covered by artificial surfaces (41%) and cropland (35%) within 3 km, cropland (36%) and trees (28%) within 16 km, and trees (57%) and water (30%) within 80 km.

3 km
17 m
16 km
485 m
80 km
2,260 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Nghèn 18 km · Hồng Lĩnh 29 km · Nghi Xuân 39 km · Bến Thủy 40 km · Vinh 43 km · Yên Vinh 44 km · Kỳ Anh 52 km · Diễn Thành 77 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 Hà Tĩnh (18.3428°, 105.9057°, 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).