Thị Trấn Ngải Giao weather in January

In January, Thị Trấn Ngải Giao sees average daytime highs of 30°C and overnight lows near 22°C, with 28 mm of rain across 4.4 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 27% of the time in January, and the air most often feels muggy.

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 Thị Trấn Ngải Giao's 4th-clearest and 7th-windiest month. For the whole year in context, see Thị Trấn Ngải Giao's year-round climate.

Daytime high
30°
6th warmest
Overnight low
22°
1st coldest
Rainfall
28 mm
4.4 wet days
Daylight
11 h 24 min
6:17 AM – 5:43 PM
Cloud cover
60%
4th clearest
Wind
7 km/h
7th windiest
Solar energy
5.19 kWh/m²
Travel score
5.4
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical January day in Thị Trấn Ngải Giao reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How January really feels in Thị Trấn Ngải Giao

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Thị Trấn Ngải Giao weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°284.411.45.4
Feb31° / 23°112.111.65.1
Mar33° / 24°275.111.94.2
Apr33° / 25°7712.712.23.2
May32° / 25°25026.112.52.4
Jun31° / 25°32428.412.62.5
Jul30° / 25°35229.912.62.6
Aug30° / 25°35029.612.42.6
Sep30° / 24°3652912.12.6
Oct30° / 24°30527.911.82.8
Nov30° / 24°15617.911.53.9
Dec30° / 23°841111.44.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24060
34357
44357
54456
64555
74654
84753
94852
104753
114852
124852
134852
144852
154951
164951
174951
184951
194951
204951
214951
225050
235050
245149
255248
265248
275347
285347
295446
305545
315644

Chance of precipitation in January

Any precipitation

Thị Trấn Ngải Giao gets around 28 mm of rain over 4.4 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 15% and peaks near 21% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
121
220
319
418
517
616
715
814
914
1014
1114
1214
1314
1414
1514
1614
1715
1815
1915
2015
2115
2215
2315
2414
2514
2613
2713
2812
2911
3010
3110

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 87% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10744481
20745471
30746461
40746461
50847451
60847440
70847440
80947430
90947430
1001047430
1101047420
1201147420
1301147410
1401247410
1501247410
1601347400
1701347400
1801447390
1901447380
2001448380
2101448370
2201549360
2311550340
2411551330
2511552320
2611553310
2711654290
2811655280
2911656270
3011657260
3111757250

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
16calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 6:13 AM to 6:18 AM, and sunset from 5:36 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:135:36
211.46:135:36
311.46:135:37
411.46:145:37
511.46:145:38
611.46:145:38
711.46:155:39
811.46:155:39
911.46:155:40
1011.46:165:40
1111.46:165:41
1211.46:165:41
1311.46:165:42
1411.46:175:42
1511.46:175:43
1611.46:175:43
1711.46:175:44
1811.46:175:44
1911.56:185:45
2011.56:185:45
2111.56:185:46
2211.56:185:46
2311.56:185:47
2411.56:185:47
2511.56:185:48
2611.56:185:48
2711.56:185:49
2811.56:185:49
2911.56:185:49
3011.56:185:50
3111.56:185:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.19 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.32 kWh/m² in March across the year — January's 5.19 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.4Bright
255.4Bright
265.4Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.6Bright
Planning a trip in January

Hazard calendar for Thị Trấn Ngải Giao

In seasonPeak

In January, Thị Trấn Ngải Giao sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Thị Trấn Ngải Giao sits in the Pacific typhoon belt; the season peaks July–October.

Thị Trấn Ngải Giao'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 Thị Trấn Ngải Giao?

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

5.4
Sightseeing
1st-best month of the year
7.5
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Thị Trấn Ngải Giao for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Thị Trấn Ngải Giao in January

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

In January, Thị Trấn Ngải Giao sees daytime highs around 30°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Thị Trấn Ngải Giao 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 33 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 Thị Trấn Ngải Giao 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 Thị Trấn Ngải Giao peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 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 highMar 22UV 13Nov 16UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct9Very high
Nov9Very high
Dec9Very high

Air quality in Thị Trấn Ngải Giao 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 Thị Trấn Ngải Giao 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 Thị Trấn Ngải Giao?

Thị Trấn Ngải Giao sits at 10.6°N, 107.2°E, 119 m above sea level, in Vietnam. The nearest listed city is Thị Trấn Đất Đỏ, 18 km away.

Topography around Thị Trấn Ngải Giao

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Ngải Giao.

Within 3 km, the terrain around Thị Trấn Ngải Giao has only modest variations in elevation — a maximum elevation change of 85 m around an average of 114 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 509 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,363 m.

The land around Thị Trấn Ngải Giao is covered by trees (62%) within 3 km, trees (68%) within 16 km, and trees (40%) and water (34%) within 80 km.

3 km
85 m
16 km
509 m
80 km
1,363 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
January weather nearby: Thị Trấn Đất Đỏ 18 km · Long Diền 18 km · Thành Phố Bà Rịa 19 km · Phú Mỹ 20 km · Xóm Mỹ Xuân 20 km · Thị Trấn Phước Bửu 21 km · Ấp Phước Tĩnh 28 km · Xã Long Hải 29 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 Thị Trấn Ngải Giao (10.6471°, 107.2458°, elevation 119 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).