Xã Long Hải weather in January

In January, Xã Long Hải sees average daytime highs of 29°C and overnight lows near 24°C, with 22 mm of rain across 2.8 wet days and about 11.5 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 31% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Xã Long Hải's 4th-clearest and 3rd-windiest month. For the whole year in context, see Xã Long Hải's year-round climate.

Daytime high
29°
11th warmest
Overnight low
24°
1st coldest
Rainfall
22 mm
2.8 wet days
Daylight
11 h 30 min
6:17 AM – 5:44 PM
Cloud cover
58%
4th clearest
Wind
13 km/h
3rd windiest
Solar energy
5.35 kWh/m²
Travel score
6.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in Xã Long Hải reaches about 29°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202923
212923
222923
232923
242923
252923
262923
272923
282923
292923
302923
312923

How January really feels in Xã Long Hải

Once humidity and wind are folded in, January 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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Xã Long Hải weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°222.811.56.2
Feb30° / 24°70.911.76.2
Mar31° / 25°152.711.95.4
Apr32° / 27°498.912.24.2
May32° / 27°1882412.52.8
Jun31° / 26°25127.412.62.6
Jul30° / 26°25328.812.52.7
Aug30° / 26°25628.712.32.7
Sep30° / 25°28928.112.12.7
Oct30° / 25°25426.411.83.1
Nov30° / 25°12614.911.54.4
Dec29° / 24°66911.45.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 20% of January, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34357
44456
54654
64753
74852
84852
94852
104951
115050
125050
135149
145149
155149
165248
175248
185248
195347
205347
215446
225446
235545
245545
255644
265644
275743
285743
295842
305842
315941

Chance of precipitation in January

Any precipitation

Xã Long Hải gets around 22 mm of rain over 2.8 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 9% and peaks near 16% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
215
314
414
513
612
711
811
910
1010
1110
129
139
149
159
169
179
189
199
209
218
228
238
248
257
267
276
286
295
305
315

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1235603
2236593
3236602
4237592
5238582
6238582
7239572
8240571
9340561
10340561
11341551
12341551
13342541
14342541
15343531
16443521
17444511
18445501
19445491
20446481
21447471
22548461
23549451
24550441
25551431
26552421
27652411
28653401
29654391
30753391
31754381

Wind in January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 12 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
112calm
212calm
312calm
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 24 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:12 AM to 6:18 AM, and sunset from 5:36 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:125:36
211.46:135:37
311.46:135:37
411.46:135:38
511.46:145:38
611.46:145:39
711.46:145:39
811.46:155:40
911.46:155:40
1011.46:155:41
1111.46:165:41
1211.46:165:42
1311.46:165:42
1411.46:165:43
1511.46:175:43
1611.56:175:44
1711.56:175:44
1811.56:175:45
1911.56:175:45
2011.56:175:46
2111.56:185:46
2211.56:185:47
2311.56:185:47
2411.56:185:48
2511.56:185:48
2611.56:185:49
2711.56:185:49
2811.56:185:49
2911.56:185:50
3011.56:185:50
3111.56:185:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.35 kWh/m².

For context, solar energy here swings from a low near 4.67 kWh/m² to a high of 6.52 kWh/m² in March across the year — January's 5.35 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.1Bright
65.1Bright
75.1Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in January

Hazard calendar for Xã Long Hải

In seasonPeak

In January, Xã Long Hải sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

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

Xã Long Hải's rainy season runs May–October, when most of the year's rain falls.

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

Is January a good time to visit Xã Long Hải?

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

6.2
Sightseeing
1st-best month of the year
8.1
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Xã Long Hải for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Xã Long Hải in January

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

In January, Xã Long Hải sees daytime highs around 29°C and nights near 24°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Xã Long Hải in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in May at about 30°C and coldest in January near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr29Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Xã Long Hải in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Xã Long Hải peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 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 highMar 23UV 13Nov 21UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct10Extreme
Nov9Very high
Dec9Very high

Air quality in Xã Long Hải in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Xã Long Hải is worst in October — around 34 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (March, 21 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1434 µg/m³Mar 1921 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb21Moderate
Mar21Moderate
Apr21Moderate
May25Moderate
Jun30Moderate
Jul29Moderate
Aug29Moderate
Sep33Moderate
Oct34Moderate
Nov31Moderate
Dec34Moderate
Location & terrain

Where is Xã Long Hải?

Xã Long Hải sits at 10.4°N, 107.2°E, 17 m above sea level, in Vietnam. The nearest listed city is Ấp Phước Tĩnh, 6.0 km away.

Topography around Xã Long Hải

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

Within 3 km, the terrain around Xã Long Hải has significant variations in elevation — a maximum elevation change of 308 m around an average of 30 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 327 m; within 80 km, large variations in elevation — a maximum elevation change of 911 m.

The land around Xã Long Hải is covered by water (53%) and trees (27%) within 3 km, water (67%) within 16 km, and water (45%) and trees (30%) within 80 km.

3 km
308 m
16 km
327 m
80 km
911 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
January weather nearby: Ấp Phước Tĩnh 6.0 km · Long Diền 11 km · Thị Trấn Đất Đỏ 12 km · Thành Phố Bà Rịa 14 km · Vũng Tàu 18 km · Thị Trấn Phước Bửu 24 km · Thị Trấn Ngải Giao 29 km · Cần Giờ 31 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 Xã Long Hải (10.3871°, 107.2388°, elevation 17 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).