Ngã Bảy weather in May

In May, Ngã Bảy sees average daytime highs of 33°C and overnight lows near 26°C, with 214 mm of rain across 25.4 wet days and about 12.4 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 6% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is Ngã Bảy's 7th-clearest and 11th-windiest month. For the whole year in context, see Ngã Bảy's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
26°
12th coldest
Rainfall
214 mm
25.4 wet days
Daylight
12 h 24 min
5:40 AM – 6:06 PM
Cloud cover
81%
7th clearest
Wind
8 km/h
11th windiest
Solar energy
5.12 kWh/m²
Travel score
2.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical May day in Ngã Bảy reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13426
23326
33326
43326
53326
63326
73326
83326
93326
103326
113326
123326
133326
143326
153326
163326
173326
183326
193226
203226
213226
223226
233226
243226
253226
263226
273226
283226
293226
303226
313226

How May really feels in Ngã Bảy

Once humidity and wind are folded in, May 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
31 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Ngã Bảy weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°264.711.55.6
Feb31° / 24°102.211.75.3
Mar32° / 25°375.511.94.2
Apr33° / 26°7712.112.23.1
May33° / 26°21425.412.42.3
Jun31° / 25°26027.612.62.4
Jul31° / 25°25929.412.52.5
Aug31° / 25°2672912.32.5
Sep31° / 25°29328.712.12.4
Oct31° / 25°3152811.82.7
Nov30° / 24°16118.711.63.7
Dec30° / 24°8310.511.44.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23367
33070
43070
52872
62674
72575
82476
92278
102179
111981
121882
131684
141585
151486
161387
171288
181288
191090
201090
211090
221090
23991
24892
25892
26892
27892
28892
29892
30892
31892

Chance of precipitation in May

Any precipitation

Ngã Bảy gets around 214 mm of rain over 25.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
160
261
363
465
566
668
770
872
974
1075
1177
1279
1380
1482
1583
1684
1786
1887
1988
2089
2189
2290
2391
2491
2592
2693
2793
2893
2994
3094
3194

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12773
22575
32476
42278
52179
61981
71882
81684
91585
101486
111288
121189
13991
14892
15793
16694
17595
18595
19496
20496
21397
22397
23397
24397
25397
26298
27298
28298
29298
30298
31298

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 18 min at the start of May to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:44 AM to 5:38 AM, and sunset from 6:04 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:446:04
212.35:436:04
312.45:436:04
412.45:436:04
512.45:426:05
612.45:426:05
712.45:426:05
812.45:416:05
912.45:416:05
1012.45:416:05
1112.45:416:05
1212.45:406:06
1312.45:406:06
1412.45:406:06
1512.45:406:06
1612.45:406:06
1712.55:396:07
1812.55:396:07
1912.55:396:07
2012.55:396:07
2112.55:396:07
2212.55:396:08
2312.55:396:08
2412.55:396:08
2512.55:386:08
2612.55:386:09
2712.55:386:09
2812.55:386:09
2912.55:386:09
3012.55:386:10
3112.55:386:10

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.12 kWh/m².

For context, solar energy here swings from a low near 4.16 kWh/m² to a high of 6.01 kWh/m² in March across the year — May's 5.12 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Hazard calendar for Ngã Bảy

In seasonPeak

In May, Ngã Bảy sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Ngã Bảy sits in the Pacific typhoon belt; the season peaks July–October.

Ngã Bảy's rainy season runs May–November, 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 May a good time to visit Ngã Bảy?

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

2.3
Sightseeing
12th-best month of the year
4.0
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Ngã Bảy.

What to pack for Ngã Bảy in May

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

In May, Ngã Bảy sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Ngã Bảy in May

The nearest coast averages about 30°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 59 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
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Ngã Bảy in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ngã Bảy peaks around March 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 13Jan 1UV 9
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct10Very high
Nov9Very high
Dec9Very high

Air quality in Ngã Bảy in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Ngã Bảy is worst in December — around 57 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (August, 27 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorUnhealthyDec 1556 µg/m³Aug 1327 µg/m³
PM2.5 (µg/m³)Level
Jan51Poor
Feb40Poor
Mar38Poor
Apr39Poor
May37Poor
Jun32Moderate
Jul30Moderate
Aug27Moderate
Sep35Poor
Oct49Poor
Nov53Poor
Dec57Unhealthy
Location & terrain

Where is Ngã Bảy?

Ngã Bảy sits at 9.8°N, 105.8°E, -1 m above sea level, in Vietnam. The nearest listed city is Cái Răng, 22 km away.

Topography around Ngã Bảy

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

Within 3 km, the terrain around Ngã Bảy has only modest variations in elevation — a maximum elevation change of 9 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 15 m; within 80 km, only modest variations in elevation — a maximum elevation change of 75 m.

The land around Ngã Bảy is covered by trees (65%) within 3 km, trees (58%) and cropland (36%) within 16 km, and cropland (49%) and trees (28%) within 80 km.

3 km
9 m
16 km
15 m
80 km
75 m
treesgrasslandcroplandartificial surfaceswatermangroves
May weather nearby: Cái Răng 22 km · Can Tho 25 km · Phong Điền 26 km · Bình Minh 28 km · Sóc Trăng 29 km · Bình Thủy 30 km · Long Mỹ 31 km · Ấp Một 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 Ngã Bảy (9.8137°, 105.821°, elevation -1 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).